Restoration work on Jiadhal Railway Station to Jiadhal

Amount

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.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 i) P.C.C grade M 15

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203. I) Coursed rubble masonary.

Compacting original ground supporting embankment

Providing Granular sub base with well graded materials.Grade-I

Cement Concrete Slab:-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 43 grade cement or any other type as per clause 1501.2.2 M30 grade ,coarse and fine aggregrette conforming to is:383,maximum size of coarse aggregate not exceeding 25 mm,mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, 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 vibrator and finished in continuous operation including cum 6,719.10 , p p provision of contraction and expansion,construction joints,applying debonding strips,primer,sealant,dowelbars,near approaches to bridge/culverts and construction joints,admixture as approved,curingof concrete slabs for 14 days.

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

Construction of RCC guide posts of 250 mm dia 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 Technical Specification Clause 1608.2

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork (N) Without plasticiser, E RCC Grade M-20, a) Height upto 5 m,Case-I

Sand Filling in Foundation Trenches as per Drawing & Technical Specification

DEVAJIT BORSAIKIA

Probin Dihingia