Construction of RCC Bridge No.1/1 over river Sonai-Dungirpar road including approaches and protection works under SOPD-G for the year 2021-22, Sonai LAC, Package No.SE/SONAI/SOPD-G/21-22/1

Amount

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 Technical Specification Clause 201. (I) By Manual Means (B) In area of thorny jungle

Cutting of Trees including Cutting of Trunks, Branches and Removal of Stumps Cutting of trees, including cutting of trunks, branches and removal of stumps & roots, refilling, compaction of backfilling and stacking of serviceable material by manual means with all lifts as per Technical Specification Clause 201. Lead upto 100 m(i)Girth above 300 mm to 600 mm

Cutting of Trees including Cutting of Trunks, Branches and Removal of Stumps Cutting of trees, including cutting of trunks, branches and removal of stumps & roots, refilling, compaction of backfilling and stacking of serviceable material by manual means with all lifts as per Technical Specification Clause 201. Lead upto 100 m(ii)Girth above 600 mm to 900 mm

Cutting of Trees including Cutting of Trunks, Branches and Removal of Stumps Cutting of trees, including cutting of trunks, branches and removal of stumps & roots, refilling, compaction of backfilling and stacking of serviceable material by manual means with all lifts as per Technical Specification Clause 201. Lead upto 100 m(iii)Girth above 900 mm to 1800 mm

Uprooting and Removing Stumps & roots, compaction of backfilling and stacking of serviceable material by manual means as per Technical Specification Clause 201 (i)Girth above 300 mm to 600 mm

Uprooting and Removing Stumps & roots, compaction of backfilling and stacking of serviceable material by manual means as per Technical Specification Clause 201 (ii)Girth above 600 mm to 900 mm

Uprooting and Removing Stumps & roots, compaction of backfilling and stacking of serviceable material by manual means as per Technical Specification Clause 201 (iii)Girth above 900 mm to 1800 mm

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 Technical Specification Clause 301.5

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 with lead upto 1000 m as per Technical Specification Clause 303.1. (i) Private Land

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Specification Clause 309.

Granular Sub-base with Well Graded Material (Table 400.1) 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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401.(ii) For Grading II Material

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 to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (B) By Mechanical Means

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 Technical Specification Clause 405. (B) By Mechanical Means

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 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502

Providing and applying tack coat with Bitumen emulsion pressure distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.Case - I By Manual Means(i) Bitumen (S-90)

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A, Type B and Type C as per Technical Specification Clause 510 By Manual Means Case - I : Type A (i)Bitumen (S-90)

Providing and laying Interlocking Concrete Block Pavement(M40) having thickness 80mm as per technical specification clause 1504

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of 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 75mmX75mmX6mm 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 drawing and Technical Specification Clause 801 (i) 60cm equilateral triangle

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of 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 75mmX75mmX6mm 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 drawing and Technical Specification Clause 801 (ii) 60cm circular

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of 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 75mmX75mmX6mm 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 drawing and Technical Specification Clause 801 (iii) 800mmx600mm rectangular

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 2mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75x75x6 mm firmly fixed to the ground by means f properly designed foundation with M-15 grade cement concrete 450X450X600mm, 600mm below ground level as per approved drawing and Technical Specification Clause 1701

Planting of trees by the road side(Avenue trees) in 0.60m dia holes, 1m deep dug in the ground, mixing the soil with decayed farm yard/sludge manure, planting the saplings, backfilling the trenches, watering, fixing the tree guard and maintaining the plants for three years.

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

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

Providing and laying of boulder apron laid in wire crates with 4mm dia GI wire conforming to IS:280 and IS:4826 in 100mmX100mm mesh(woven diagonally) including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301.

PCC M15 grade levelling course below approach slab complete as per drawing and technical specification.

Reinforced cement concrete approach slab including reinforcement and formwork complete as per drawing and technical specification.(a) TMT-IS 1786 (Fe-500D) Primary Producer

Excavation for Structures Earthwork in excavation for foundation of 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 upto a lead of 50 m, dressing of sides and bottom and backfilling with approved material.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 P.C.C grade M 10, With natural gravel. Nominal mix 1:3:6

Brick Masonry in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specification Clauses 600, 1202 & 1203. (A) In 1:4 cement mortar

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row for culverts on first class bedding of granular materials including fixing of collars with cement mortar 1:2 as per Cl No.1106. (i) 1000 mm dia

Plastering with cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification Clauses 613.3 & 1204

Removal of telephone/electric poles with wires including excavation and dismantling of foundation concrete and lines under the supervision of concerned department, disposal with all lifts and upto a lead of 1000m and stacking the serviceable and unserviceable material seperately as per Technical Specification Clause 202

RUPAM SAHA

Anowar Hussain Barbhuiya

SAHALOM HUSSAIN MAZUMDER