Construction and Maintenance of Road and Storm Water Drainage system etc at Bodhjungnagar Industrial Estate Tripura ADB PROJECT PACKAGE 01

Amount

Road Infrastructure

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

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. (II) By Mechanical Means (A) In area of non-thorny jungle

Dismantling of Structures 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.

A. Dismantling lime /Cement Concrete Grade M-15 & M-20-By Manual Means

B. 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 202 Dismantling 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

(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.

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.-By manual means

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.

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 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..

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. 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.- By Mix in Place Method 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)-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

80 mm thick factory made c.c. interlocking paver block of M-35 Grade 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:

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.-By Mix in Place Method

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

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.

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.

Storm water Drain

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) 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 Case-I:- Using Concrete Mixer 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.

Environmantal Management

Planting of Trees and their Maintenance for Two Year Planting of trees by the roadside (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-36 months of 2 locations, once a quarter (18 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-36 months of 2 locations, once a quarter (18 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-36 months of 2 locations, once a quarter (18 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-36 months of 2 locations, once a quarter (18 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 & Maintenance for Road

1st year

2nd year

5th year

Operation & Maintenance for SWD

1st year

2nd year

5th year

MACKINTOSH BURN LIMITED (BID ID -157020)

BRIDGE AND ROOF COMPANY INDIA LIMITED (BID ID -156885)