Construction of NH-37 road to Krishnai Harimura PWD Road via Velakhamar PWD under SOPD-G for the year 2020-21, Goalpara East LAC. Package No. SOPD(G)_WAC_80

Amount

Scarifying Existing Granular Surface to a Depth of 50 mm by Manual Means. Scarifying existing granular surface to a depth of 50 mm and disposal of scarified material with a lift upto 3 m and leads upto 1000 m as per Technical Specification Clause 301.4.

Construction of embankment with approved materials obtains from borrow pitswith a lift upto 1.50m, transporting to site , spreading, grading to required slopes and compacting to meet equirement Tables 300.1 &300.2 with a lead upto 1000m as per Technical Specification Clause 301.5. By Mechanical Means. Private Land.

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.

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. For Grading II Material

Construction of plastic cell filled cement concrete pavement, thickness 100mm (as per design), over a prepared sub base, with 53 grade Ordinary Portland Cement(OPC) or any other type as per Clause 1501.2.4 M30 (Grade), coarse and fine aggregates conforming to IS : 2386, mixing in a concrete mixer of not less than 0.2 cum capacity and appropiate weigh batcher using approved mix design (As per IRC:44-2008), laid in the cells made of high density polythyne sheets of thickness 0.22mm to about 0.25mm,side 150mm and depth 100mm of approximate weight of 1250 kg for a road of 3.75m wide and 1.00km , putting iron spike of 200mm long at the end corners of the cells and using nylon threads passing through the cells 10 mm below the top of the cells, in approved fixed side formwork (steel channe, wedges, steel plates including levelling the formwork as per drawing),maitaining camber of about 3 to3.5%, spreading the concrete with sholvels, rakes, compacted using needle, scareed and plate vibrators and finished in continuous operation, curing of concrete slabs for 14- days, curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification of Cell filled Concrete Pavement Published by NRRDA.

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 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801. 800mm x 600mm rectangular.

Solar Street lighting : Supplying including installation and commissioning automatic on/Off operation street lighting system with 350 Wp (175 Wpx2) solar module rating and energy efficient high power led lamps of 80 watts with luminous flux greater that 8000 Lummens and lumen efficiency of lic cover, housing and high efficiency LED lamps and fitted with gasket and accessories for weather and insect proof operation Battery : 12V 150 ah-02 nos sealed low/negligible maintenance batteries designed for repeated cycle operation and shall be enclosed in a cabin that has pilfer proof lock & key arrangement. Pitch Circle dia 250mm bolt length 750mm, projected bolt length 125mm. Pole foundation shall be pit of 75 x 75 x 200cm in all type of sol or rocks and filling the pit with 1:2:4 cc and muffing of the pole up to 400mm above the ground level.

Earthwork in excavation 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 upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. Ordinary soil. Upto 3 m depth.

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

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 M20. Nominal mix (1:2:4).

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204. With Crushed Stone. P.C.C. grade M 20 . Nominal mix (1:2:4)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204. With Crushed Stone. RCC Grade M 25 . Nominal mix (1:2:4)

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

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 the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. Sandy material.

GAZIBOR

ATAUR RAHMAN

ANISUR ISLAM JOTDAR

NIWAS SINGH

DIPANKAR DAIMARY

SOIDUR RAHMAN SHEIKH

ZINNAT AHMED

Saidur Rahman