Construction and Maintenance of Road Stormwater Drainage Industrial Safety and Security at Dhajanagar and Sarasima Industrial Estates Tripura PACKAGE 08

Dhajanagar Industrial estate

Road & Storm Water Drainage

Topographical survey Work using DGPS, preparation and finalization of survey drawings and CADD files, preparation of working drawing as directed by the Engineer in charge.

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoRT&H Technical Specification clause 201. (II) By Mechanical Means (A) In area of non-thorny jungle

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding whenever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and upto a lead of 1000 m as per MoRT&H Technical Specification Clause 202.

B. Cement Concrete Grade M-15 & M-20-(i) Dismantling lime /Cement Concrete-By Manual Means

C. Prestressed / Reinforced cement concrete grade M-20 & above-By mechanical Means

Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of brick masonry including disposal of unserviceable material and stacking the serviceable material with all lift and upto a lead of 1000 m as per MoRD Technical Specification Clause 202Dismantling brick / tile work

Dismantling of flexible pavements and disposal of dismantled materials with all lifts and upto a lead of 100 m, stacking serviceable materials and unserviceable materials separately as per MoRT&H Technical Specification Clause 202 (I) By Mechanical Means

(A) Bitumunous Courses

(B) Granular Courses

Construction of Embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300.2 and as per MoRT&H Technical Specification clauses of section 300.

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per MoRD Technical Specification Clause 301.5.

Excavation in soil by manual means (i)Excavation in Roadway cutting in soil by using manual means including loading in truck and carrying of cut earth to embankment site with all lifts and lead upto 1000 metre as per MoRT&H Technical Specification clauses of section 300.

Excavation in Soil with Dozer with lead upto 100 metres Excavation for roadway in soil by mechanical means with Dozer including cutting and pushing the earth to site of embankment upto a distance of 100 m ( average lead of 50 metres ), including trimming bottom and side slopes in accordance with requirements of lines, grades and cross- sections as per MoRT&H Technical Specification clauses of section 300.

PCC 1:3:6 in Foundation Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days as per drawings & MoRT&H technical specifications Clauses 2100. (including centering, shuttering, staging etc. but excluding reinforcement)

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRT&H technical specification Clauses 1500, 1700, 2200. (including centering, shuttering, staging etc. but excluding reinforcement) RCC Grade M 25

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in substructure complete as per drawings & MoRT&H technical specification Clauses 1600, 2200.

Preparation of seed bed on previously laid top soil, furnishing and placing of seeds, fertilizer, mulching material, applying bituminous emulsion at the rate of 0.23 litres per sqm and laying and fixing jute netting, including watering for 3 months all as per MoRT&H Technical Specification clauses of section 300.

Compacting Original Ground

(i) Compacting original ground supporting subgrade Loosening of the ground upto a level of 500 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.2 for subgrade construction as per MoRT&H Technical Specification clauses of section 300..

(ii) Compacting original ground supporting embankment Loosening, Levelling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Tables 300.2 for embankment construction as per MoRT&H Technical Specification clauses of section 300.

Providing and Fixing red danger tape on bamboo poles in two rows on both sides of trench. (Payment to be made per running metre of trench. Rates quoted shall envisage re-use of items as far as practicable.).(Rate worked out considering 2 times usage for tape and 15 times usage for balli)

Granular Sub-Base with Well Graded Material (Table:- 400.1) A. By Mix in Place Method Construction of granular sub-base by providing well graded material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per MoRT&H Technical Specification Clause 401. (i) For Grading-I Material

Sand Filling in foundation trenches as per drawing & MoRT&H technical specification clause 304.

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) A. PCC Grade M15

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density as per MoRT&H Technical Specification Clause 406.

Providing and fixing Precast chequered cement concrete tiles 18 mm thick, laid in footpath & courtyard, on 20 mm thick bed of cement mortar 1 : 4 ( 1 cement : 4 fine sand ) jointed with neat cement slurry including rubbing and cleaning etc. all complete as per direction of Engineer-in-charge.- In dark shade using ordinary cement

Providing and laying factory made chamfered edge Cement Concrete paver blocks of required strength, thickness & size/ shape, made by table vibratory method to attain superior smooth finish using PU or equivalent moulds, laid in required grey colour & pattern over 50 mm thick compacted bed of sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with fine sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand in footpath, parks, lawns, drive ways or light traffic parking etc. all complete as per specifications & approval/ direction of the Engineer -in-Charge: 80 mm thick factory made c.c. interlocking paver block of M-35 Grade

Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing as per MoRT&H specification clause 601.A. By Mix in Place Method

Cement Concrete Pavement

Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum (minimum), coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing and as per MoRT&H specification clause 602.

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of high intensity grade shetting vide MoRT&H technical specification Clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and MoRT&H Technical Specification Clause 801.

600 mm equilateral triangle

600 mm circular

800 x 600 mm rectangular

600 x 450 mm rectangular

600 x 600 mm square

900 mm octagon

Painting Two Coats on New Concrete Surfaces Providing and painting two coats with synthetic enamel paint in all shades on new plastered concrete surfaces as per MoRT&H Technical Specification Clause 803.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete inposition to the required line, level and curvature jointed with cement mortar 1:3 (1 cement : 3 sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-Charge (length of finished kerb edging shall be measured for payment). (Precast c.c. kerb stone shall be approved by Engineer-in

Solar Powered Road Markers (Solar Studs) MoRT&H specified size to meet the requirement of technical specification clause 804.6 made of aluminium alloy and poly carbonate material which shall be absolutely weather resistant and shall support a load of 13.635 tonne tested in accordance with ASTM D 4280, of appropriate color & water resistant to meet the requirement of IP 65 in accordance with IS: 12063:1987 category 2 for protection against water ingress. It shall have super bright LEDs of flashing rate not less than 1Hz having a life of not less than three years. The slope of retro-reflective surface shall be 35 (± 5) degrees to base. The studs shall be fixed to the Road surface in accordance with technical specification clause no. 804.7.2 using the adhesive conforming to IS or as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-Charge and in field performance as per technical specification clause no. 804.7.3.

Cross Duct Across the Road Providing and laying of a reinforced cement concrete pipe duct, 300 mm dia, across the road (new construction), extending from drain to drain in cuts and toe of slope to toe of slope in fills, constructing head walls at both ends, providing a minimum fill of granular material over top and sides of RCC pipe as per IRC:98-1997, bedded on a 0.3 m thick layer of granular material free of rock pieces, outer to outer distance of pipe at least half dia of pipe subject to minimum 450 mm in case of double and triple row ducts, joints to be made leak proof, invert level of duct to be above higher than ground level to prevent entry of water and dirt, all as per IRC: 98 - 1997 and approved drawings.-Triple Row for three utility services

Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm as per drawings and MoRT&H Technical Specification Clause 800.

Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50 m and lift upto 1.5 m. All kinds of soil

Earthwork in excavation for structures as per drawing and MoRT&H technical specifications Clause 304 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material.I. Ordinary soil A. Manual Means (i) Upto 3 m depth

Sand Filling in foundation trenches as per drawing & MoRT&H technical specification clause 304.

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) A. PCC Grade M15

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) R.C.C grade M-25 a. upto 5 m height Case-I:- Using Concrete Mixer a. Height upto 5 m

Providing and laying at or near ground level precast cement concrete in Cover slab , edgings etc. as per approved pattern and setting in position with cement mortar 1 : 3 ( 1 cement : 3 fine sand) including the cost of required centering, shuttering and finishing smooth with 6 mm thick cement plaster 1:3 ( 1 cement : 3 fine sand) on exposed surface complete. 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Supplying, fitting, & placing Thermo-Mechanically

treated bar/ Cold twisted deformed steel bar reinforcement in substructure complete as per drawing & MoRD technical specifications Clauses 1002, 1010 & 1202.

Providing and fixing in position steel grating complete as per drawing & MoRD technical specifications Clause 1209.

Providing and fixing MS angle ( 50 x 50 x 5 mm) to act as nosing with lugs of MS flat 10 x 5 mm, 100 mm long forked at end 60 cm apart ( minimum three lugs to be provided ) including necessary welding and applying a priming coat of approved primer on exposed surface etc. all complete as per direction of Engineer-in-charge.

Providing and fixing in position Drainage spouts complete as per drawing & MoRD technical specifications Clause 1209.

Providing and laying of Filter media with granular materials/ stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and clause 710.1.4 of IRC:78 & MoRT&H technical specification Clause 2200.

Environment Management Cost

Planting of Trees and their Maintenance for Two Year Planting of trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep dug in the ground, mixing the soil with decayed farm yard/sludge manure, planting the saplings, backfilling the trench, watering, fixing the tree guard and maintaining the plants for two year.

Making Tree Guard 53 cm dia and 1.3 m High as per Design from Empty Drums Compensatory Afforestation Making tree guard 53 cm dia and 1.3 m high as per design from empty drum, slit suitably to permit sun and air including providing and fixing 2 nos MS sheet rings 50 x 0.5 mm with rivets, complete in all respect.

Testing of environmental parameter (Ambient Air Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (09 samples) of two sector/Component

Testing of environmental parameter (Water Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (09 samples) of two sector/Component

Testing of environmental parameter (Ambient Noise Level) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (09 samples) of two sector/Component

Testing of environmental parameter (Soil Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (09 samples) of two sector/Component

Testing of environmental parameter (Ambient Air Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 2 locations, once in 6 months (20 samples) of two sector/Component.

Testing of environmental parameter (Water Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 2 locations, once in 6 months (20 samples) of two sector/Component.

Testing of environmental parameter (Ambient Noise Level) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 2 locations, once in 6 months (20 samples) of two sector/Component.

Testing of environmental parameter (Soil Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 2 locations, once in 6 months (20 samples) of two sector/Component.

Road & Storm Water Drainage

Sarasima Industrial estate

Topographical survey Work using DGPS, preparation and finalization of survey drawings and CADD files, preparation of working drawing as directed by the Engineer in charge.

Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding whenever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and upto a lead of 1000 m as per MoRT&H Technical Specification Clause 202.

Clearing and Grubbing Road Land Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per MoRT&H Technical Specification clause 201. (I) By Mechanical Means (A) In area of non-thorny jungle

C. Prestressed / Reinforced cement concrete grade M-20 & above-By mechanical Means

B. Cement Concrete Grade M-15 & M-20(i) Dismantling lime /Cement Concrete-By Manual Means

Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of brick masonry including disposal of unserviceable material and stacking the serviceable material with all lift and upto a lead of 1000 m as per MoRD Technical Specification Clause 202

Dismantling brick / tile work

(A) Bitumunous Courses

(B) Granular Courses

Dismantling of Flexibe Pavements Dismantling of flexible pavements and disposal of dismantled materials with all lifts and upto a lead of 100 m, stacking serviceable materials and unserviceable materials separately as per MoRT&H Technical Specification Clause 202 (I) By Mechanical Means

Excavation in soil by manual means (i)Excavation in Roadway cutting in soil by using manual means including loading in truck and carrying of cut earth to embankment site with all lifts and lead upto 1000 metre as per MoRT&H Technical Specification clauses of section 300.

Construction of Embankment with Material Deposited from Roadway Cutting Construction of Embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement of table 300.2 and as per MoRT&H Technical Specification clauses of section 300.

Compacting Original Ground

(i) Compacting original ground supporting subgrade Loosening of the ground upto a level of 500 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.2 for subgrade construction as per MoRT&H Technical Specification clauses of section 300..

(ii) Compacting original ground supporting embankment Loosening, Levelling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150 mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Tables 300.2 for embankment construction as per MoRT&H Technical Specification clauses of section 300.

Providing and Fixing red danger tape on bamboo poles in two rows on both sides of trench. (Payment to be made per running metre of trench. Rates quoted shall envisage re-use of items as far as practicable.).(Rate worked out considering 2 times usage for tape and 15 times usage for balli)

Granular Sub-Base with Well Graded Material (Table:- 400.1) A. By Mix in Place Method Construction of granular sub-base by providing well graded material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per MoRT&H Technical Specification Clause 401. (i) For Grading-I Material

Sand Filling in foundation trenches as per drawing & MoRT&H technical specification clause 304.

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) A. PCC Grade M15

Providing and fixing Precast chequered cement concrete tiles 18 mm thick, laid in footpath & courtyard, on 20 mm thick bed of cement mortar 1 : 4 ( 1 cement : 4 fine sand ) jointed with neat cement slurry including rubbing and cleaning etc. all complete as per direction of Engineer-in-charge.- In dark shade using ordinary cement

Excavation in Soil with Dozer with lead upto 1000 metres Excavation for roadway in soil by mechanical means with Dozer including cutting and pushing the earth to site of embankment upto a distance of 100 m ( average lead of 50 metres ), including trimming bottom and side slopes in accordance with requirements of lines, grades and cross- sections as per MoRT&H Technical Specification clauses of section 300.

Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum (minimum), coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing and as per MoRT&H specification clause 602.

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of high intensity grade shetting vide MoRT&H technical specification Clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and MoRT&H Technical Specification Clause 801.

600 mm equilateral triangle

600 mm circular

800 x 600 mm rectangular

600 x 450 mm rectangular

600 x 600 mm square

900 mm octagon

Painting Two Coats on New Concrete Surfaces Providing and painting two coats with synthetic enamel paint in all shades on new plastered concrete surfaces as per MoRT&H Technical Specification Clause 803.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete inposition to the required line, level and curvature jointed with cement mortar 1:3 (1 cement : 3 sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-Charge (length of finished kerb edging shall be measured for payment). (Precast c.c. kerb stone shall be approved by Engineer-in

Solar Powered Road Markers (Solar Studs) MoRT&H specified size to meet the requirement of technical specification clause 804.6 made of aluminium alloy and poly carbonate material which shall be absolutely weather resistant and shall support a load of 13.635 tonne tested in accordance with ASTM D 4280, of appropriate color & water resistant to meet the requirement of IP 65 in accordance with IS: 12063:1987 category 2 for protection against water ingress. It shall have super bright LEDs of flashing rate not less than 1Hz having a life of not less than three years. The slope of retro-reflective surface shall be 35 (± 5) degrees to base. The studs shall be fixed to the Road surface in accordance with technical specification clause no. 804.7.2 using the adhesive conforming to IS or as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-Charge and in field performance as per technical specification clause no. 804.7.3.

Cross Duct Across the Road Providing and laying of a reinforced cement concrete pipe duct, 300 mm dia, across the road (new construction), extending from drain to drain in cuts and toe of slope to toe of slope in fills, constructing head walls at both ends, providing a minimum fill of granular material over top and sides of RCC pipe as per IRC:98-1997, bedded on a 0.3 m thick layer of granular material free of rock pieces, outer to outer distance of pipe at least half dia of pipe subject to minimum 450 mm in case of double and triple row ducts, joints to be made leak proof, invert level of duct to be above higher than ground level to prevent entry of water and dirt, all as per IRC: 98 - 1997 and approved drawings.-Triple Row for three utility services

Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm as per drawings and MoRT&H Technical Specification Clause 800.

Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50 m and lift upto 1.5 m. All kinds of soil

Dry Lean Cement Concrete Sub-Base A. By Mix in Place Method Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing as per MoRT&H specification clause 601.

Sand Filling in foundation trenches as per drawing & MoRT&H technical specification clause 304.

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) A. PCC Grade M15

Plain/reinforced cement concrete in substructure complete including formwork as per drawings & MoRD technical specification Clauses 802, 804, 805, 806, 807, 900, 1202 & 1204. (including centering, shuttering, staging etc. but excluding reinforcement) R.C.C grade M-25 a. upto 5 m height Case-I:- Using Concrete Mixer a. Height upto 5 m

Providing and laying at or near ground level precast cement concrete in Cover slab , edgings etc. as per approved pattern and setting in position with cement mortar 1 : 3 ( 1 cement : 3 fine sand) including the cost of required centering, shuttering and finishing smooth with 6 mm thick cement plaster 1:3 ( 1 cement : 3 fine sand) on exposed surface complete. 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Supplying, fitting, & placing Thermo-Mechanically

treated bar/ Cold twisted deformed steel bar reinforcement in substructure complete as per drawing & MoRD technical specifications Clauses 1002, 1010 & 1202.

Providing and fixing in position steel grating complete as per drawing & MoRD technical specifications Clause 1209.

Providing and fixing MS angle ( 50 x 50 x 5 mm) to act as nosing with lugs of MS flat 10 x 5 mm, 100 mm long forked at end 60 cm apart ( minimum three lugs to be provided ) including necessary welding and applying a priming coat of approved primer on exposed surface etc. all complete as per direction of Engineer-in-charge.

Providing and fixing in position Drainage spouts complete as per drawing & MoRD technical specifications Clause 1209.

Earthwork in excavation for structures as per drawing and MoRT&H technical specifications Clause 304 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal upto a lead of 50 m material and disposal upto a lead of 50 m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I. Ordinary soil A. Manual Means (i) Upto 3 m depth

Weigh Bridge & Cabin

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of

sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Treatment of soil under plinth filling using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with sand filling: With Chlorpyriphos/Lindane E.C. 20% with 1% concentration

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge. Note : 1) Excess/less cement used than specified in this item is payable/ recoverable separately. All works upto plinth level : M-15 grade plain cement concrete (cement content considered @ 240 kg/cum)

Centering shuttering including struttings, propping etc. and removal of form work for:

Foundations, footings, bases for columns etc. for mass concrete with steel formwork

Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

Lintels, beams, plinth beams, girders, bressumers and cantilevers with shuttering ply

Columns, Pillars, Piers, Abutments, Posts and Struts with shuttering ply

Providing and laying in position ready mixed concrete manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for reinforced cement concrete work including pumping of RMC from transit mixer to site of laying but excluding the cost of centring, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per the direction of Engineer-in-Charge. (Note :- Cement content considered in this item is @ 418 kg/cum. Excess/ less cement used as per design mix is payable/recoverable separately).

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto plinth level

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto Floor five level

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

First class brick work in foundation and plinth including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand ).

First class brick work in superstructure above plinth level & upto floor-five level including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand ).

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position : Sal Wood

Providing 40 × 5 mm flat iron hold fast 40 cm long including fixing to frame with 10 mm diameter bolts, nuts and wooden plugs and embedding in cement concrete block 30 × 10 × 15 cm 1:3:6 mix (1 cement :

Providing and fixing ISI marked flush door shutters conforming to IS: 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veeners on both faces of shutters. 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws.

Extra for Providing and fixing flush doors with decorative veneering

Providing and fixing chromium plated brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles with necessary screws etc. complete (best make of approved quality).

Providing and fixing bright finished brass towerbolts (barrel type)with necessary screws etc. complete :

Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete.

12 mm cement plaster of mix-Cement mortar 1:4 (1 cement : 4 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix:Cement mortar 1:4 (1 cement : 4 fine sand)

6 mm cement plaster of mix :-Cement mortar 1:4 (1 cement : 4 fine sand)

Neat cement punning

Providing and placing rapid gravity filter sand having effective size of 0.50 mm to 1.00 mm & uniformity coefficient of not more than 1.70 and or less than 1.30 obtained from Barakar river West Bengal as per specification and the direction of the Engineer - in - charge.

Providing and placing filter gravel having effective size of 3.00 mm to 25 mm & uniformity co-efficient of not more than 1.70 and or less than 1.30 obtained from Barakar river, West Bengal as per specification and the direction of the Engineer - in-charge.

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]:Two or more coats on new work

Steel work welded in built up section/framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using steel etc. complete as required:- In grating, frames, guard bar, railing, brackets, gates and similar works, all complete.

Providing and applying plaster of paris putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete.

Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 grams/ litre, of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats) over and including water thinnable priming coat with cement primer.

Finishing walls with acrylic smooth exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 1.67 litre/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Applying priming coat [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : With ready mixed Pink or Grey primer of approved brand and manufacture on wood work ( hard & soft wood ).

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]: Two or more coats on new work

Providing and laying 1st class quality vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622 - 2017, of approved make, in all colours and shades, laid over 20mm thick cement mortar 1:4 (1 cement : 4 fine sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Providing and fixing on wall face unplasticised Rigid PVC rain water, soil, waste & vent pipes (working pressure 4 kg / cm2) conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion: Single socketed pipe - 100 mm OD

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water, soil, waste & vent pipes pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion: Single pushfit Coupler

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Plain shoe

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water, soil, waste & vent pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length including cutting brick work and fixing with cement mortar 1 : 4 (1cement : 4 fine sand) making good the wall etc. complete. 110 mm

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS : 1285, fixing with dash fasteners of required dia and size, including necessary filling up of gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawing and the direction of Engineer­in­charge. (Glazing and paneling and dash fasteners to be paid for separately) :- For fixed portion of approved quality:- Polyester powder coated aluminium ( minimum thickness of polyester powder coating of 50 micron ).

For shutters of doors, windows & ventilators including providing and fixing hinges / pivots and making provision for fixing fittings wherever required including the cost of EPDM rubber / neoprene gasket required ( Fittings shall be paid for separately ):- Polyester powder coated aluminium ( minimum thickness of polyester powder coating of 50 micron ).

Providing and fixing glazing of approved quality in aluminium doors, windows, ventilator, shutters and partition etc. with EPDM rubber / neoprene gasket etc. complete as per architectural drawing and the direction of Engineer-in-charge (Cost of snap beading shall be paid in basic item) :- With float glass panes of 8 mm thickness ( weight not less than 20 kg / sqm )

Providing and laying pressed clay tiles (as per approved pattern 20 mm nominal thickness and of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 fine sand) mixed with 2% integral water proofing compound laid over a bed of 20 mm thick cement mortar 1:4 (1 cement : 4 fine sand) and finished neat etc. complete as per direction of Engineer-in-charge.

Supplying & installation of 400 mm sweep AC wall mounting fan with plastic blade including connection etc as required:-

Supplying and fixing of the following PVC conduit (medium gauge) with all accessories on slab/recessed on wall etc as reqd.

19/20 mm dia

25 mm dia

Wiring for circuit /Sub-main with following sizes PVC insulated copper conductor cable (FR) in PVC casing and capping etc. as required.

2 x 1.5 Sq.mm

2 x 2.5 Sq.mm

Supplying and fixing of the following sizes modular type cover plates for GI/plastic modular switch boards etc. as required.

3 module :-

4 module :-

Supplying and fixing of the following sizes GI (in recess) and plastic (on surface) modular switch boards etc. as required.

3 module plastic switch board:-

4 module plastic switch board:-

Surface mounted round/Square shaped 18/20 watt LED downlight with integral driver and high quality polycarbonate diffuser:-

18 watt LED Bulbs

Supply & Installation of Digital Pit Less/ Pit Type Weighbridge 60 Ton, comprising of following items: 01 x Weighbridge Steel Structure (Size: 12.0 Mtr. X 3.0 Mtr.) FULLY WELDED MODULAR WEIGHBRIDGE 01 x Junction Box IP 65 08 x Load Cell (30 Ton) IP 68 DIGITAL 01 x Weight Indicator 01 x Intelligent Terminal 01 x Dot Matrix Printer

Weigh Bridge & Cabin

Construction & development of Civil Foundation & Both side ramp work for Weigh bridge as per specified by Engineer in charge.

Safety & Security

sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.All kinds of soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

Treatment of soil under plinth filling using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with sand filling: With Chlorpyriphos/Lindane E.C. 20% with 1% concentration

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge. Note : 1) Excess/less cement used than specified in this item is payable/ recoverable separately. All works upto plinth level : M-15 grade plain cement concrete (cement content considered @ 240 kg/cum)

Centering shuttering including struttings, propping etc. and removal of form work for:

Foundations, footings, bases for columns etc. for mass concrete with steel formwork

Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

Lintels, beams, plinth beams, girders, bressumers and cantilevers with shuttering ply

Columns, Pillars, Piers, Abutments, Posts and Struts with shuttering ply

Providing and laying in position ready mixed concrete manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for reinforced cement concrete work including pumping of RMC from transit mixer to site of laying but excluding the cost of centring, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per the direction of Engineer-in-Charge. (Note :- Cement content considered in this item is @ 418 kg/cum. Excess/ less cement used as per design mix is payable/recoverable separately).

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto plinth level

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto Floor five level

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Providing and placing filter gravel having effective size of 3.00 mm to 25 mm & uniformity co-efficient of not more than 1.70 and or less than 1.30 obtained from Barakar river, West Bengal as per specification and the direction of the Engineer - in-charge.

First class brick work in foundation and plinth including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand ).

First class brick work in superstructure above plinth level & upto floor-five level including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand ).

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position : Sal Wood

Main gate with Security Cabin

Providing and fixing ISI marked flush door shutters conforming to IS: 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veeners on both faces of shutters. 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil

Extra for Providing and fixing flush doors with decorative veneering

Providing and fixing chromium plated brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles with necessary screws etc. complete (best make of approved quality).

Providing and fixing bright finished brass towerbolts (barrel type)with necessary screws etc. complete :

Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. All kinds of soil

15 mm cement plaster on the rough side of single or half brick wall of mix:Cement mortar 1:4 (1 cement : 4 fine sand)

6 mm cement plaster of mix :-Cement mortar 1:4 (1 cement : 4 fine sand)

Neat cement punning

Extra for Providing and fixing flush doors with decorative veneering

First class brick work in foundation and plinth including cost of all materials as required:In cement mortar 1:4 ( 1 cement : 4 fine sand ).

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]:Two or more coats on new work

Steel work welded in built up section/framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using steel etc. complete as required:- In grating, frames, guard bar, railing, brackets, gates and similar works, all complete.

Providing and applying plaster of paris putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete.

Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 grams/ litre, of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats) over and including water thinnable priming coat with cement primer.

Finishing walls with acrylic smooth exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 1.67 litre/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

Applying priming coat [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : With ready mixed Pink or Grey primer of approved brand and manufacture on wood work ( hard & soft wood ).

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]: Two or more coats on new work

Providing and laying 1st class quality vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622 - 2017, of approved make, in all colours and shades, laid over 20mm thick cement mortar 1:4 (1 cement : 4 fine sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Providing and fixing on wall face unplasticised Rigid PVC rain water, soil, waste & vent pipes (working pressure 4 kg / cm2) conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion: Single socketed pipe - 100 mm OD

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water, soil, waste & vent pipes pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion: Single pushfit Coupler

the joints with white cement and matching pigments etc. all complete as per direction of the Engineer-in-charge.. Soluble Salt Stainfree vitrified tiles (Glossy) Size of tile 600 mm x 600 mm

Plain shoe

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water, soil, waste & vent pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length including cutting brick work and fixing with cement mortar 1 : 4 (1cement : 4 fine sand) making good the wall etc. complete. 110 mm

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS : 1285, fixing with dash fasteners of required dia and size, including necessary filling up of gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawing and the direction of Engineer­in­charge. (Glazing and paneling and dash fasteners to be paid for separately) :- For fixed portion of approved quality:- Polyester powder coated aluminium ( minimum thickness of polyester powder coating of 50 micron ).

For shutters of doors, windows & ventilators including providing and fixing hinges / pivots and making provision for fixing fittings wherever required including the cost of EPDM rubber / neoprene gasket required ( Fittings shall be paid for separately ):- Polyester powder coated aluminium ( minimum thickness of polyester powder coating of 50 micron ).

Providing and fixing glazing of approved quality in aluminium doors, windows, ventilator, shutters and partition etc. with EPDM rubber / neoprene gasket etc. complete as per architectural drawing and the direction of Engineer-in-charge (Cost of snap beading shall be paid in basic item) :- With float glass panes of 8 mm thickness ( weight not less than 20 kg / sqm )

Providing and laying pressed clay tiles (as per approved pattern 20 mm nominal thickness and of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 fine sand) mixed with 2% integral water proofing compound laid over a bed of 20 mm thick cement mortar 1:4 (1 cement : 4 fine sand) and finished neat etc. complete as per direction of Engineer-in-charge.

Supplying & installation of 400 mm sweep AC wall mounting fan with plastic blade including connection etc as required:-

Supplying and fixing of the following PVC conduit (medium gauge) with all accessories on slab/recessed on wall etc as reqd.

19/20 mm dia

25 mm dia

Wiring for circuit /Sub-main with following sizes PVC insulated copper conductor cable (FR) in PVC casing and capping etc. as required.

2 x 1.5 Sq.mm

2 x 2.5 Sq.mm

Supplying and fixing of the following sizes modular type cover plates for GI/plastic modular switch boards etc. as required.

3 module :-

4 module :-

Supplying and fixing of the following sizes GI (in recess) and plastic (on surface) modular switch boards etc. as required.

6 mm cement plaster of mix :Cement mortar 1:4 (1 cement : 4 fine sand)

Construction & development of Civil Foundation & Both side ramp work for Weigh bridge as per specified by Engineer in charge.

Safety & Security

sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

Painting with black anti-corrosive bitumastic paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]:two coat on new work

Treatment of soil under plinth filling using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with sand filling: With Chlorpyriphos/Lindane E.C. 20% with 1% concentration

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge. Note : 1) Excess/less cement used than specified in this item is payable/ recoverable separately. All works upto plinth level : M-15 grade plain cement concrete (cement content considered @ 240 kg/cum)

Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

Foundations, footings, bases for columns etc. for mass concrete with steel formwork

Steel work welded in built up section/framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using steel etc. complete as required:-In grating, frames, guard bar, railing, brackets, gates and similar works, all complete.

Secondary Gate

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto plinth level

Reinforced cement concrete grade M-25 using 418 kg of cement per cum-All works upto Floor five level

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - -All work upto plinth level: 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 20 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- -All work upto plinth level: 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Providing and placing filter gravel having effective size of 3.00 mm to 25 mm & uniformity co-efficient of not more than 1.70 and or less than 1.30 obtained from Barakar river, West Bengal as per specification and the direction of the Engineer - in-charge.

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement 1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size)

Finishing walls with acrylic smooth exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 1.67 litre/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

15 mm cement plaster on the rough side of single or half brick wall of mix: Cement mortar 1:4 (1 cement : 4 fine sand)

Finishing walls with water proofing cement paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 3.84 kg/10 sqm)

Applying priming coat [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel work (second coat )

Boundary wall

Clearing jungle including uprooting of rank vegetation,grass, brush wood, trees and saplings of girth upto 30 cmmeasured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5

m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering -All Work upto Plinth Level 1:3:6 ( 1 Cement: 3 fine sand : 6 graded stone aggregate 20 mm nominal size)

Providing and laying in position ready mixed plain cement concrete, with cement content as per approved design mix and manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing, admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of the Engineer-in-charge. Note : 1) Excess/less cement used than specified in this item is payable/ recoverable separately. All works upto plinth level : M-15 grade plain cement concrete (cement content considered @ 240 kg/cum)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement- 1:1:2 ( 1 Cement: 1 fine sand : 2 graded stone aggregate 20 mm nominal size)

Suspended floors, roofs, landings, balconies and access platform with 12 mm thick shuttering ply

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement 1:1:2 ( 1 Cement: 1 fine sand : 2 graded stone aggregate 20 mm nominal size)

Reinforced cement concrete work in beams, suspende floors, roofs having slope upto 15° landings, balconies,shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishing and reinforcement- 1:1:2 ( 1 Cement: 1 fine sand : 2 graded stone aggregate 20 mm nominal size)

Centering, Shuttering including struttings, propping etc and removal of form work for:

Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc. using shuttering ply

Lintel beams, plinth beams, girders, bressumers & cantilevers with 12 mm shuttering ply

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

First class brick work in foundation and plinth including cost of all materials as required complete:- In cement mortar 1:4 ( 1 cement : 4 fine sand )-Above Plinth

Providing structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete as required.

Providing and laying of Filter media with granular materials/ stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRT&H specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and clause 710.1.4 of IRC:78 & MoRT&H technical specification Clause 2200.

Environment Management Cost

Providing and fixing concertina coil fencing with punched tape concertina coil 600 mm dia 10 metre openable length ( total length 90 m), having 50 nos rounds per 6 metre length, upto 3 m height of wall with existing angle iron 'Y' shaped placed 2.4m or 3.00 m apart and with 9 horizontal R.B.T. reinforced barbed wire, stud tied with G.I. staples and G.I. clips to retain horizontal, including necessary bolts or G.I. barbed wire tied to angle iron, all complete as per direction of Engineer-in-charge, with reinforced barbed tape(R.B.T.) / Spring core (2.5mm thick) wire of high tensile strength of 165 kg/ sq.mm with tape (0.52 mm thick) and weight 43.478 gm/ metre (cost of M.S. angle, C.C. blocks shall be paid separately)

15 mm cement plaster on the rough side of single or half brick wall of mix:-Cement mortar 1:5 (1 cement : 5 fine sand)

Finishing walls with textured exterior paint of required shade of approved brand and manufacture [Payment shall be made after submission of Test Certificate issued by the Manufacturer] : New work ( two or more coats applied @ 3.28 litre/10 sqm) over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm

Demolishing reinforced cement concrete manually / by mechanical means including stacking of steel bars properly and disposal of unserviceable material with all lifts and upto 50 m lead etc. complete as per direction of the Engineer- in-charge.

Making Tree Guard 53 cm dia and 1.3 m High as per Design from Empty Drums Compensatory Afforestation Making tree guard 53 cm dia and 1.3 m high as per design from empty drum, slit suitably to permit sun and air including providing and fixing 2 nos MS sheet rings 50 x 0.5 mm with rivets, complete in all respect.

Testing of environmental parameter (Ambient Air Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (10 samples) of two sector/Component.

Testing of environmental parameter (Water Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (10 samples) of two sector/Component.

Testing of environmental parameter (Ambient Noise Level) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (10 samples) of two sector/Component.

PTesting of environmental parameter (Soil Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Construction phase-18 months of 2 locations, once a quarter (10 samples) of two sector/Component.

Testing of environmental parameter (Ambient Air Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of four sector/Component of two sector/Component

Testing of environmental parameter (Water Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Testing of environmental parameter (Ambient Noise Level) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Testing of environmental parameter (Soil Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Operation & Maintaince-For Dhajanagar Industrial Estate

1st year

2nd year

Testing of environmental parameter (Water Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Testing of environmental parameter (Ambient Noise Level) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Testing of environmental parameter (Soil Quality) within IE through NABET Accredited Laboratory. Monitoring locations shall cover all active construction sites, workforce camp site, material stack yard for Maintenance/ DLP phase- 60 months of 1 location, once in 6 months (10 samples) of two sector/Component

Operation & Maintaince-For Dhajanagar Industrial Estate

1st year