Strengthening and Improvement of roads under World Bank aided project TRESP in Mungiakami Block under Teliamura Division, PWD(RandB). Gr-II

Amount

Road Works Site Clearance

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 MoRD Technical Specification Clause 201. II) By Mechanical Means A) In area of non-thorny jungle Road No 1=0.21 Hectare + Road No 2=0.65 Hectare+ Road No 3=0.81 Hectare Hectare = Total 1.67 Hectare

Scarifying Existing Bituminous Surface to a depth of 150 mm by Mechanical Means Scarifying existing bituminous road surface by mechanical means to a depth of 150 mm and disposal of scarified material with a lift upto 3m and leads upto 1000 m as per MoRD Technical Specification Clause 301.4 Road No 1=510 Sqm + Road No 2=570 Sqm+ Road No 3=0 Sqm Sqm = Total 1080 Sqm

Dismantling of Brick soling Dismantling of brick soling, stacking serviceable materials and unserviceable materials separately with all lifts and upto a lead of 1000 m as per MoRD Technical Specification Clause 202. II) By Mechanical means Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=274.29 Cum Cum = Total 274.29 Cum

Making 50 mm x 50 mm Furrows Making 50 mm x 50 mm furrows, 25mm / 50mm deep, 450 to the center line of the road and at one metre interval in the existing thin bituminous wearing coarse including sweeping and disposal of excavated material within 1000 metres lead as per MoRT&H Technical Specification Clause 404.3.1. (ii) 50 mm deep furrow cutting Road No 1=27.79 Sqm + Road No 2=76.58 Sqm+ Road No 3=0 Sqm Sqm = Total 104.37 Sqm

Earthwork

Excavation in soil using Hydraulic Excavator and Tippers with disposal upto 1000m Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections and transporting to the embankment location with all lifts and lead upto 1000m as per MoRD Technical Specification Clause 302.3. Road No 1=1077.33 Cum + Road No 2=13291.99 Cum+ Road No 3=30699.27 Cum Cum = Total 45068.59 Cum

Construction of Embankment with Material Obtained 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 Tables 300.1 and 300.2 as per MoRD Technical Specification Clause 301.5. A. For spreading beyond 100 m Road No 1=299.06 Cum + Road No 2=891.46 Cum+ Road No 3=418.2 Cum Cum = Total 1608.72 Cum

Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site , spreading, grading to required slope and compacted to meet requirement of Table 300.2 as per MoRD Technical Specification Clause 303.1. Subgrade Road No 1=270.96 Cum + Road No 2=462.24 Cum+ Road No 3=342.9 Cum Cum = Total 1076.1 Cum

Construction of Subgrade and Earthen Shoulders Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site , spreading, grading to required slope and compacted to meet requirement of Table 300.2 as per MoRD Technical Specification Clause 303.1. Earthen shoulder Road No 1=338.99 Cum + Road No 2=1173.6 Cum+ Road No 3=1074.21 Cum Cum = Total 2586.8 Cum

Compacting original ground supporting subgrade Loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per MoRD Technical Specification Clause 303.5.2. Road No 1=682.62 Cum + Road No 2=2367.14 Cum+ Road No 3=3088.39 Cum Cum = Total 6138.15 Cum

Sub Base and Base Courses (Non-Bituminous)

Granular Sub-base with Well graded Material(Table 400.1) using Jhama Brick Aggregate A. By Mix in Place Method Construction of granular sub-base by providing well graded material (Jhama Brick Aggregate, Grading-I, as per Table 400.1, spreading in uniform layers with tractor with attachments on prepared surface, mixing by mix in place method with rotavator at OMC, applying and brooming sand to fill up the interstices of coarse aggregate, watering and compacting with smooth wheel roller to achieve the desired density, complete as per MoRD Technical Specification Clause 401. i) For Grading I material (jhama brick aggregate) Road No 1=346.43 Cum + Road No 2=1203.43 Cum+ Road No 3=502.82 Cum Cum = Total 2052.68 Cum

Labour charge for Breaking of Jhama bats/ jhama bricks/1st class bricks. Breaking of jhama bats/ jhama bricks /1st class bricks (including bigger lumps) into metal/chips /aggregates and stacking serviceable materials and unserviceable materials separately as per direction of the Engineer-in-charge with all lifts and upto a lead of 100 m. Require sizes for GSB (53mm to 0.075mm) as per MoRD Technical Specification Clause 401. Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=137.15 Cum Cum = Total 137.15 Cum

Charge for construction of Granular sub base Charge for Construction of granular sub-base by providing well graded material (53 mm to 0.075 mm Jhama Brick Aggregate , Grading-I), spreading in uniform layers with tractor with attachments on prepared surface, mixing by mix in place method at OMC, applying and brooming sand to fill up the interstices of coarse aggregate, watering and compacting with smooth wheel roller to achieve the desired density, complete as per MoRD Technical Specification Clause 401. (excluding the cost of jhama aggregate which are available at site only). for grading -I material By mix in place method Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=137.15 Cum Cum = Total 137.15 Cum

Water Bound Macadam Sub-Base / Base 2) WBM Grading 2 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening / binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density 'Grading 2' as per MoRD Technical Specification Clause 405. (A) By Manual Means Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=476.51 Cum Cum = Total 476.51 Cum

Water Bound Macadam Sub-Base / Base 3) WBM Grading 3 Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill up the interstices of coarse aggregate, watering and compacting to the required density 'Grading 3' as per MoRD Technical Specification Clause 405 (A) By Manual Means Road No 1=147.03 Cum + Road No 2=436.52 Cum+ Road No 3=465.54 Cum Cum = Total 1049.09 Cum

Bituminous Surface Courses

Prime Coat (I) Low 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 0.70-1.00 kg/sqm using mechanical means as per MoRD Technical Specification Clause 502. Road No 1=1919.25 Sqm + Road No 2=5691 Sqm+ Road No 3=6060.88 Sqm Sqm = Total 13671.13 Sqm

Tack Coat (iii) 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 granular surface treated with primer & cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503 Road No 1=1919.25 Sqm + Road No 2=5691 Sqm+ Road No 3=6060.88 Sqm Sqm = Total 13671.13 Sqm

Bituminous concrete B. Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @5.40% of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H Specification Clause 507 complete in all respects. Grading II (For layer thickness 30-40mm) i) with Viscocity graded bitumen of VG-30 Road No 1=57.58 Cum + Road No 2=170.73 Cum+ Road No 3=181.83 Cum Cum = Total 410.14 Cum

Side Drains

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps & other deleterious material and disposal upto a lead of 50m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary soil i) Upto 3 m depth Road No 1=245.76 Cum + Road No 2=801.02 Cum+ Road No 3=687.36 Cum Cum = Total 1734.14 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement). iii) PCC grade M 20, Nominal mix (1:2:4) Road No 1=119.22 Cum + Road No 2=388.59 Cum+ Road No 3=333.45 Cum Cum = Total 841.26 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203. (including centering, shuttering, staging etc. but excluding reinforcement). v) RCC grade M 25, Road No 1=0.9 Cum + Road No 2=0 Cum+ Road No 3=0.9 Cum Cum = Total 1.8 Cum

Supplying, fitting & placing Thermo-Mechanically treated bar/ Cold twisted deformed steel bar reinforcement in foundation complete as per drawings & MoRD technical specifications Clauses 1000 & 1202. Road No 1=0.05 t + Road No 2=0 t+ Road No 3=0.05 t t = Total 0.1 t

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. I) Sand Filling Road No 1=15.36 Cum + Road No 2=50.06 Cum+ Road No 3=42.96 Cum Cum = Total 108.38 Cum

Surface Drains Construction of unlined surface drains of average cross-sectional area 0.4 sqm in ordinary soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3 m and lead of 50 m (average lead 25 m) as per MoRD Technical Specification Clause 307. i) Surface drains in Ordinary soil B) Mechanical means Road No 1=0 m + Road No 2=143 m+ Road No 3=233.6 m m = Total 376.6 m

Traffic Signs and Road Appurtenances

Road marking strips (retro-reflective) of specified shade/colour using hot applied thermoplastic material with reflectorising glass beads on Bituminous surface Providing and applying 2.5 mm thick road marking strips (retro-reflective) of specified shade/colour using hot thermoplastic material including reflectorising glass beads @ 250 gms per sqm area by fully/semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater including cost of cleaning the road surface of all dirt, seals, oil, grease and foreign material etc, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform amd free from steaks and holes as per MoRT&H Technical Specification Clause 803 Road No 1=82.2 Sqm + Road No 2=258.8 Sqm+ Road No 3=294.2 Sqm Sqm = Total 635.2 Sqm

Traffic sign (using Jhama brick aggregate in CC/PCC) A. Retro- reflectorised Traffic Signs 1) Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC : 67 made of encapsulated lens type reflective sheeting vide MoRD technical specification Clause 1701.2.3 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 M15 grade cement concrete (using jhama brick aggregate) 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawings and MoRD Technical Specification Clause 801 i) 900 mm equilateral triangle aluminium sheeting Road No 1=13 Each + Road No 2=24 Each+ Road No 3=11 Each Each = Total 48 Each

Traffic sign (using Jhama brick aggregate in CC/PCC) A. Retro- reflectorised Traffic Signs 1) Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC : 67 made of encapsulated lens type reflective sheeting vide MoRD technical specification Clause 1701.2.3 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 M15 grade cement concrete (using jhama brick aggregate) 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawings and MoRD Technical Specification Clause 801 vii) 900 mm side octagon aluminium sheeting Road No 1=1 Each + Road No 2=2 Each+ Road No 3=1 Each Each = Total 4 Each

Traffic sign (using Jhama brick aggregate in CC/PCC) A. Retro- reflectorised Traffic Signs 1) Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC : 67 made of encapsulated lens type reflective sheeting vide MoRD technical specification Clause 1701.2.3 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 M15 grade cement concrete (using jhama brick aggregate) 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawings and MoRD Technical Specification Clause 801 iii) 600 mm circular aluminium sheeting Road No 1=2 Each + Road No 2=2 Each+ Road No 3=0 Each Each = Total 4 Each

Direction and Place Identification signs upto 0.9 sqm size board ( using jhama brick aggregate in CC / PCC) A. Retro- reflectorised Traffic Signs (iii) Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide MoRD technical specification Clause 1701.2.3 fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on RCC post 100 mm x 100 mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete (using jhama brick aggregate) 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawings and MoRD Technical Specification Clause 1701. Road No 1=1.08 Sqm + Road No 2=0 Sqm+ Road No 3=1.08 Sqm Sqm = Total 2.16 Sqm

Direction and Place Identification signs with size more than 0.9 sqm size board ( using jhama brick aggregate in CC / PCC) A. Retro- reflectorised Traffic Signs (iii) Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide MoRD technical specification Clause 1701.2.3 fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on RCC post 100 mm x 100 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete (using jhama brick aggregate ) 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawings and MoRD Technical Specification Clause 1701. Road No 1=3.6 Sqm + Road No 2=7.2 Sqm+ Road No 3=3.6 Sqm Sqm = Total 14.4 Sqm

Road Delineators Providing and installation of delineators (road way indicators, hazard markers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide strips, fitted with 80 x 100 mm rectangular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and conforming to IRC-79 and the drawings and as per MoRT&H Technical Specification Clause 806. Road No 1=14 Each + Road No 2=26 Each+ Road No 3=14 Each Each = Total 54 Each

Kilometre Stone (with RCC M15 grade using jhama brick aggregate) Reinforced cement concrete M15 grade (using Jhama brick aggregate) kilometre stone/local stone of standard design as per IRC:8 fixing in position including painting and printing, etc as per drawing and MoRD Technical Specification Clause 1703 ii) Ordinary Kilometer Stone (Precast) Road No 1=0 Each + Road No 2=1 Each+ Road No 3=1 Each Each = Total 2 Each

Erosion Control & Protection works

Construction of RCC guide posts of 250 mm dia and total 600 mm long,(300 mm below GL ) M15 grade cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical RCC posts not to exceed 1 in 500 as per drawing and MoRD Technical Specification Clause 1401.6 A. In ordinary Soil Road No 1=33 no. + Road No 2=66 no.+ Road No 3=28 no. no. = Total 127 no.

Fencing With Welded Steel Wire Fabric 75 mm x 50 mm Providing 1.20 metre high fencing with angle iron posts 50 mm x 50 mm x 6 mm at 3 metre center to center with 0.40 metre embedded in M15 grade cement concrete, corner, end and every 10th post to be strutted, provided with welded steel wire fabric of 75 mm x 50 mm mesh or 75 mm x 25 mm mesh and fixed to iron posts by flat iron 50 x 5 mm and bolts etc. complete in all respects. Road No 1=15 m + Road No 2=0 m+ Road No 3=0 m m = Total 15 m

Retaining Wall

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 includding setting out, construction of shoring and bracing, removal of stumps & other deleterious material and disposal upto a lead of 50m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary soil i) Upto 3 m depth Road No 1=93.6 Cum + Road No 2=201.6 Cum+ Road No 3=337.2 Cum Cum = Total 632.4 Cum

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. (I) Sand Filling Road No 1=3.9 Cum + Road No 2=8.4 Cum+ Road No 3=14.05 Cum Cum = Total 26.35 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) (II) P.C.C grade M 15 (i) (Nominal mix (1:2.5:5)) Road No 1=11.25 Cum + Road No 2=24.3 Cum+ Road No 3=40.65 Cum Cum = Total 76.2 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) V) R.C.C grade M 25 Road No 1=22.13 Cum + Road No 2=47.25 Cum+ Road No 3=83.73 Cum Cum = Total 153.11 Cum

Supplying, fitting and placing Thermo-Mechanically treated bar/Cold twisted deformed steel bar reinforcement in foundation complete as per drawings and MoRD technical specifications Clauses 1000 & 1202 Road No 1=1.77 t + Road No 2=3.78 t+ Road No 3=6.7 t t = Total 12.25 t

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) VI)R.C.C grade M 25 grade (i) upto 5m height Road No 1=12.65 Cum + Road No 2=31.68 Cum+ Road No 3=53.67 Cum Cum = Total 98 Cum

Supplying, fitting & placing Thermo-Mechanically treated bar /cold twisted deformed steel bar in substructure complete as per drawings & MoRD technical specification Clauses 1002, 1005, 1010 and 1202 Road No 1=1.01 t + Road No 2=2.53 t+ Road No 3=4.29 t t = Total 7.83 t

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0 kg/cm2 pressure) extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRD technical specification Clauses 614, 709, 1204.3.7 Road No 1=15 m + Road No 2=30 m+ Road No 3=62 m m = Total 107 m

Supplying & laying of drainage composite for use behind walls, between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for planar drainage, realized by thermobonding a draining core in extruded monofilaments with two filtering nonwoven geotextiles that may also be working as separation or protecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness to be 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75 mm having pores of 150 micron and tensile strength of 8.0 kN/m that will be working as separation or protecting layer, geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kpa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge. Road No 1=45 sqm + Road No 2=120 sqm+ Road No 3=195 sqm sqm = Total 360 sqm

Breast wall

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 includding setting out, construction of shoring and bracing, removal of stumps & other deleterious material and disposal upto a lead of 50m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary soil i) Upto 3 m depth Road No 1=0 Cum + Road No 2=262.5 Cum+ Road No 3=577.5 Cum Cum = Total 840 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) (II) P.C.C grade M 15 (i) (Nominal mix (1:2.5:5)) Road No 1=0 Cum + Road No 2=20 Cum+ Road No 3=44 Cum Cum = Total 64 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) (III) PCC Grade M20 (i) (Nominal mix 1:2:4) Road No 1=0 Cum + Road No 2=312 Cum+ Road No 3=686.4 Cum Cum = Total 998.4 Cum

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. (I) Sand Filling Road No 1=0 Cum + Road No 2=10.5 Cum+ Road No 3=23.1 Cum Cum = Total 33.6 Cum

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0 kg/cm2 pressure) extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRD technical specification Clauses 614, 709, 1204.3.7 Road No 1=0 m + Road No 2=120 m+ Road No 3=264 m m = Total 384 m

Supplying & laying of drainage composite for use behind walls, between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for planar drainage, realized by thermobonding a draining core in extruded monofilaments with two filtering nonwoven geotextiles that may also be working as separation or protecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness to be 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75 mm having pores of 150 micron and tensile strength of 8.0 kN/m that will be working as separation or protecting layer, geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kpa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge. Road No 1=0 sqm + Road No 2=150 sqm+ Road No 3=330 sqm sqm = Total 480 sqm

Toe wall

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 includding setting out, construction of shoring and bracing, removal of stumps & other deleterious material and disposal upto a lead of 50m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary soil i) Upto 3 m depth Road No 1=15.4 Cum + Road No 2=23.1 Cum+ Road No 3=0 Cum Cum = Total 38.5 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) (I) PCC Grade M10 (i) (Nominal mix 1:3:6) Road No 1=2 Cum + Road No 2=3 Cum+ Road No 3=0 Cum Cum = Total 5 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings & MoRD technical specifications Clauses 802, 803, 900, 1202 and 1203.(including centering, shuttering, staging etc but excluding reinforcement) (III) PCC Grade M20 (i) (Nominal mix 1:2:4) Road No 1=16.2 Cum + Road No 2=24.3 Cum+ Road No 3=0 Cum Cum = Total 40.5 Cum

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200. (I) Sand Filling Road No 1=1.1 Cum + Road No 2=1.65 Cum+ Road No 3=0 Cum Cum = Total 2.75 Cum

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0 kg/cm2 pressure) extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRD technical specification Clauses 614, 709, 1204.3.7 Road No 1=12 m + Road No 2=18 m+ Road No 3=0 m m = Total 30 m

Supplying & laying of drainage composite for use behind walls, between two different fills, alongside drains of road, below concrete lining of canals etc. Geocomposite for planar drainage, realized by thermobonding a draining core in extruded monofilaments with two filtering nonwoven geotextiles that may also be working as separation or protecting layers. The draining three dimensional core will have a “W” configuration as longitudinal parallel channels. Minimum thickness to be 7.2mm, with two filtering UV stabilized polypropylene nonwoven geotextile of minimum thickness of 0.75 mm having pores of 150 micron and tensile strength of 8.0 kN/m that will be working as separation or protecting layer, geocomposite having in plane flow capacity of 2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kpa pressure and tensile strength of 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll for easy transportation to site of work as per detailed specification all complete as per directions of Engineer in charge. Road No 1=15 sqm + Road No 2=22.5 sqm+ Road No 3=0 sqm sqm = Total 37.5 sqm

Providing and laying flooring laid over cement concrete bedding complete as per drawing and MoRD technical specification Clause 1303 I. Cement concrete blocks cast in situ grade M 15 (size 400 mm X 400 mm X 150 mm ) over cement concrete ( with M 10 ) bedding of 150 mm thick Road No 1=0 Sqm + Road No 2=0 Sqm+ Road No 3=67.08 Sqm Sqm = Total 67.08 Sqm

Geosynthetics mat on the slope Furnishing and installing of the Geosynthetics mat for control of erosion of slopes including supplying and laying the mat, spreading soil and seeding to promote the design of vegetation, watering and all other incidentals including all other items to complete the work as per these specifications drawing or as directed by the engineer Road No 1=0 Sqm + Road No 2=1453.44 Sqm+ Road No 3=3354.1 Sqm Sqm = Total 4807.54 Sqm

Cross Drainage Structure Works Foundation

Excavation for Structures A. Without dewatering Earthwork in excavation for structures as per drawing and MoRD technical specifications Clause 305.1 includding setting out, construction of shoring and bracing, removal of stumps & other deleterious material and disposal upto a lead of 50m, dressing of sides & bottom and backfilling in trenches with excavated suitable material. I) Ordinary soil i) Upto 3 m depth Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=19.32 Cum Cum = Total 19.32 Cum

Providing concrete for plain/reinforced concrete in open foundations complete including formwork as per drawings and MoRD technical specifications clauses 802,803, 900,1202,1203.(including centering, shuttering, staging etc. but excluding reinforcement) II) PCC grade M 15 (i) Nominal Mix 1:2.5:5 Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=4.23 Cum Cum = Total 4.23 Cum

Filling in foundation trenches as per drawing & MoRD technical specification Clause 305.3.9, 1200 I) Sand Filling Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=1.21 Cum Cum = Total 1.21 Cum

Substructure

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) (VI) RCC Grade M 25 i) upto 5 m height Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=8.73 Cum Cum = Total 8.73 Cum

Supplying, fitting, and placing Thermo-mechanically treated bar / cold twisted deformed steel bar in substructure complete as per drawings & MoRD technical specification Clauses 1002, 1005, 1010 and 1202 Road No 1=0 t + Road No 2=0 t+ Road No 3=0.97 t t = Total 0.97 t

Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe or uPVC pipe (110 mm OD of 6.0kg/cm2 pressure)extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRD technical specification Clauses 614,709, 1204.3.7 Road No 1=0 m + Road No 2=0 m+ Road No 3=2 m m = Total 2 m

Providing & laying filter media with jhama brick aggregates as per specification to a thickness of not less than 600 mm with smaller size towards the soil & bigger size towards the wall & providing over the entire surface behind abutment, wing wall, return wall to the full height, compacted to firm condition complete as per drawing and MoRD technical specification clause 1204.3.8 Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=5.88 Cum Cum = Total 5.88 Cum

Backfilling behind abutment, wing wall & return wall complete as per drawings & MoRD technical specification Clause 1204.3.8 I) Sandy Material Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=2.71 Cum Cum = Total 2.71 Cum

Superstructure

Providing & laying reinforced cement concrete in superstructure as per drawings & MoRD technical specifications Clauses 800, 900, 1205.4 & 1205.5 (including centering, shuttering, staging etc. but excluding reinforcement). (II) RCC Grade M 25 -1) For height Upto 5 m Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=2.69 Cum Cum = Total 2.69 Cum

Supplying, fitting, and placing Thermo-mecanically treated bar / cold twisted deformed steel bar reinforcement in superstructure complete as per drawing & MoRD technical specifications Clauses 1002, 1010 & 1202 Road No 1=0 t + Road No 2=0 t+ Road No 3=0.17 t t = Total 0.17 t

Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, true to line & grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm including reinforcement as per drawing and technical specifications Clauses 800, 900 and 1208.3 (including centering, shuttring, staging etc. and reinforcement). Road No 1=0 m + Road No 2=0 m+ Road No 3=13.4 m m = Total 13.4 m

Reinforced Cement Concrete Crash Barrier Provision of an Reinforced cement concrete crash barrier at the edges of the road, approaches to bridge structures and medians, constructed with M-30 grade concrete with TMT reinforcement conforming to IRC:21 and dowel bars 25 mm dia, 450 mm long at expansion joints filled with pre-moulded asphalt filler board, keyed to the structure on which it is built and installed as per design given in the enclosure to MOST circular No. RW/NH - 33022/1/94-DO III dated 24 June 1994 as per dimensions in the approved drawing and at locations directed by the Engineer, all as specified as per MoRT&H Technical Specification Clause 811 Road No 1=0 m + Road No 2=0 m+ Road No 3=8.2 m m = Total 8.2 m

Bituminous concrete B. Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @5.40% of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H Specification Clause 507 complete in all respects. B. Grading II (For layer thickness 30-40mm) i) with Viscocity graded bitumen of VG-30 Road No 1=0 Cum + Road No 2=0 Cum+ Road No 3=0.43 Cum Cum = Total 0.43 Cum

Tack Coat (iv) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.30 to 0.35 kg per sqm on the prepared non-bituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503 Road No 1=0 Sqm + Road No 2=0 Sqm+ Road No 3=7 Sqm Sqm = Total 7 Sqm

Repairing & Rehabilitation

Dismantling of Flexible 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 MoRD Technical Specification Clause 202 (For wearing coat of existing CD structures) By manual means-A)Bituminous Courses Road No 1=0 Cum + Road No 2=0.07 Cum+ Road No 3=0 Cum Cum = Total 0.07 Cum

Bituminous concrete B. Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @5.40% of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H Specification Clause 507 complete in all respects. B. Grading II (For layer thickness 30-40mm) i) with Viscocity graded bitumen of VG-30 Road No 1=0 Cum + Road No 2=0.24 Cum+ Road No 3=4.29 Cum Cum = Total 4.53 Cum

Tack Coat (iv) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.30 to 0.35 kg per sqm on the prepared non-bituminous surfaces (cement concrete pavement) cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503 Road No 1=0 Sqm + Road No 2=4.5 Sqm+ Road No 3=53.6 Sqm Sqm = Total 58.1 Sqm

TAPAN CHAKRABORTY (BID ID -190044)

Gathan Datta (BID ID -190377)

DIPAK CHANDRA KAR CONSTRUCTION PVT LTD (BID ID -189582)

UTTAM CHAUDHURI (BID ID -190599)