MMUPPNA_RIDF_XXIX_23_24_108 Improvement of road from Bhur Tiniali to Tukrajhar Bazar via Amlaiguri (Ch-3.70 km to Ch -6.91 Km ) under Mukhya Mantrir Unnoto Pakipath Nirman Achani under RIDF-XXIX of NABARD for the year 2023-24

Amount

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300mm, 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 Technical Specification Clause 201. (i) By Manual 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 wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202. I. By Manual Means (C ) Reinforced Cement Concrete

Excavation in Cutting in Soil by manual means with lead upto 50 m Excavation for roadway in soil using manual means for carrying of cut earth toembankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual method should be adopted where machinescan not be deployed due to site condition)

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 Technical Specification Clause 301.5 (I) Private Land.

Construction of Sub grade and Earthen shoulder with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300.2 with a lead upto 1000 m as per Technical Specification clause 303.1 (i) Private Land.

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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. A) By Mix in Place Method ii) For Grading II Material.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, handpacking, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarseaggregate, watering and compacting to the required density Grading 3 as per TechnicalSpecification Clause 405. (A) By Manual Means II. WBM Grading 2

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, handpacking, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarseaggregate, watering and compacting to the required density Grading 3 as per TechnicalSpecification Clause 405. (A) By Manual Means W.B.M.-III

Construction of Shoulders as per Technical Specification Clause 407. B.Hard Shoulders

Prime Coat (iii) High Porosity Providing and applying primer coat with Bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 1.2-1.5 kg/sqm using mechanical means as per Technical Specification Clause 502.

Tack Coat (ii) Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Dense Graded Bituminous Macadam (Providing and laying dense bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5% by weight of total mix and filler Transporting the hot miox to work site,laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tande rollers to achieve the desired compaction as per MoSRT&H cl. no. 507. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) I. With hydrated lime/ cement as filler (refer table 500-9 of MoSRT&H specification) A. With 60/70 or VG-30 grade bitumen for Grading II (19 mm nominal size)

Bituminous Concrete: Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired Compaction as per MoSRT&H cl. no.509. complete in all respect. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) I. With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) A. With 60/70 or VG-30 grade bitumen for Grading II (13 mm nominal size)

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 1.5 mm thick supported on a mild steel angle iron post 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. 600mm equilateral triangle

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 1.5 mm thick supported on a mild steel angle iron post 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801. 600mm circular

Providing and fixing retro reflectorised cautionery, mandatory and informatory sign as per IRC:67 made encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 1.5 mm thick supported on a mild steel angle iron post 75mmx 75mmx 8mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concreyte 450mmx450mmx600mm below ground level as per drawings and technical specification Clause 801.800mm x 600mm rectangular

Kilometre Stone Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 (ii) Ordinary Kilometer Stone (Precast)

Kilometre Stone Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 (iii) 200 m stone (precast)

Direction and place identification sign more than 0.9 sqm size board(Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 801.3 fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm fixed on an angle iron of 25x25x4mm supported on a mild steel single angle iron post 75 x 75 x 6 mm 2 nos. firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 45 x 45 x 60 cm, 60 cm below ground level as per approved drawing and Technical Specification Clause 801.(All the steel work must be Tata/Sail/or any other approved brand).

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications 803.

Providing and fixing of road stud 100 x 100 mm die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cmlong erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. b.15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.

Utility shifting-L/S

Box Culvert 1.00 m x1.00 m Earth work in excavation of foundation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in tranches with excavated suitable material. I. Ordinary Soil (i) upto 3.00 m depth

Sand Filling in foundation trenches as per drawing and Technical Specification 305.3.9

PCC 1:2:4 in foundation. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With Natural Gravel : iii). PCC Grade M20 (i) Nominal Mix 1:2:4

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications Clauses 802, 804, 805, 806, 807, 1202 &1204. A.With crushed Stone : IV. RCC GRADE M25 (i) Height up to 5m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar in sub-structure complete as per drawings and technical specifications Clauses 1002, 1005, 1010 & 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 B. With Natural Gravel :

Providing weepholes in brick masonry/ stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of structures with slope of 1(V) : 20(H) towards drawing force complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Back filling behind abutment, wing wall and return wall complete as per drawings and technical specification Clause 1204.3.8

Box Culvert, 2.0m x2.0m, 1 Cell Earth work in excavation of foundation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in tranches with excavated suitable material. I. Ordinary Soil (i) upto 3.00 m depth

Sand Filling in foundation trenches as per drawing and Technical Specification 305.3.9

PCC 1:2:4 in foundation. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With Natural Gravel : iii). PCC Grade M20 (i) Nominal Mix 1:2:4

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications Clauses 802, 804, 805, 806, 807, 1202 &1204. A.With crushed Stone : IV. RCC GRADE M25 (i) Height up to 5m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar in sub-structure complete as per drawings and technical specifications Clauses 1002, 1005, 1010 & 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3 B. With Natural Gravel :

Providing weepholes in brick masonry/ stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of structures with slope of 1(V) : 20(H) towards drawing force complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Back filling behind abutment, wing wall and return wall complete as per drawings and technical specification Clause 1204.3.8

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302 (i) Stone Boulder

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Supplying, filling and laying in loose with Geo-textile bags of Type-A (1.30m x 0.70m) made of Geo textile non woven fabric sheets of 400 GSM manufactured from polyster/ polypropylene conforming to relevant ISO standard filled with specified sand/ silt from flood plain or adjacent char within a distance of 90 m of the work site including excavation, filling Geo bags with sand weighing 126.00 kg after filling, stitching the mouth of the filled bags with polypropylene or polyster complete as per technical specifications and as directed. b. Without Boat

Supply, Stitching and Laying of Non wooven Geo textile Fabric sheet of 400 gsm

Maintenance of Culverts Slab type Maintenance of Slab type Culverts by way of clearing, Cleaning, Erosion repair, repairs to cracks, parapet walls and Protection works as per drawing and technical specification Clasue 1908

Painting on concrete surface (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 Sq.m. )(A) For Plain surface

Painting on concrete surface (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 Sq.m. )(B) For RCC Railing

Repair of RCC railing to bring it to the original shape, cleaning and repainting as per drawings and technical specification Clause 1911

Planting of Trees and their Maintenance for three 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 mannure, planting the saplings, backfilling the trenches, watering , fixing the tree guatrd and maintaining the plants for three year.

RABIN CHANDRA SARKAR