Construction of Culvert at Kursey at Doulatpur GP under Harishchandrapur-ll Dev. Block, Malda (Activity Code-121185323)

Construction of Embankment with Material Obtained from Borrow Pits 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 for Rural Roads of MORD. (Mode of measurement: pre works and post works)

Excavation for Structures Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . (V.P-284/12.01.a.iv)

Providing and laying Design Mix concrete for plain /reinforced concrete work in any part of bridge (excluding bottom plugging) with coarse aggregates of appropriate nominal size and grading, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, including labour, cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge and cost for quality control, sampling, testing etc. all complete but excluding cost of labour and materials for formwork & (a) M-15 Grade

Providing and laying reinforced cement concrete in superstructure for height upto 5m with coarse aggregates of appropriate nominal sizes and grading including screening and cleaning, fine aggregate (sand) conforming to proper grading zone, both of approved quality, cement and water reducing admixtures, as necessary and mixing in concrete mixwe of suitable capacity and cost of curing with water, including labour, including preparation of dsign mix approved of the same by the Engineer in charge, cost for quality control, sampling, testing etc. including cost of form work and staging upto 5m but excluding reinforcement complete as per drawings as per drawing and technical specifications Clauses 800, 1401.4.1 and 1401.4.3 of Specification for Rural Roads, MORD.

Supplying, fitting, and placing HYSD bar reinforcement in superstructure including cost of steel materials and carriage, including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1mm in size and conforming to IS:280 at every intersection, hooked and bent to correct shape and place on forms etc. including cost of black annealed wire and cost of loading, unloading of all steel materials complete as per drawing and technical specifications Clauses 1002, 1006 and 1202 of Specification for Rural Roads, MORD.

Supplying fitting and fixing R.C. guard post 1.37m long with C.C. 1:2:4 with graded stone chips of 13.2mm down casting , curing complete including ost of providing 4nos.of 12mm dia. rod of length 1.54m as main reinforcement and 6 nos. of round……………………. complete in all respect.With Pakur variety stone chips

Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision)..

Providing weep holes in Brick masonry / Plain /Reinforced concrete abutment, wing wall / returnwall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specification

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 lead of 1000 m as per Technicnical Specification Clause 202. of Specifications for Rural Roads. C) Reinforcement Cement concret

(b) Brick work with Cement mortar

(V.P -286 / It. -12.04)Sand filling in foundation trenches and at the back of abutments, wing-walls etc. with good local sand free from earth in layers not exceeding 15 cm. including inundating each layer by profuse water and poking and ramming layer by layer complete including supply of sand. Quality of sand is to be approved by the Engineer-in-charge.

Construction of un-reinforced, dowel jointed at expansion and construction joint only, plain cement concrete pavement, thickness as per design, over a prepared sub base, with cement content as per IRC: 15-2011, coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batch mix plant / RMC and appropriate weigh batcher using approved mix design (as per IRC:44 2008), laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including levelling the formwork as per drawing, spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibratorscompacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, constructionculvert and construction joints, admixtures as joints,sealant, dowel bars, near approaches to bridge/ applying debonding strips, primer, polysulphideapproved, curing of concrete slabs for 14-days, using curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 for Rural Roads of MORD.

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