Konkan Railway Corporation Limited Tender

31010--Providing and laying in position cement concrete of specified proportion excluding cost of cement, centering and shuttering -All works upto plinth level: 31012--1:3:6 (1 cement : 3 sand : 6 graded stone aggregate 40mm nominal size)

013041--With provision of one 50mm wide retroreflective tape in horizontal direction, duly secured/tight with vertical posts (For fixing to height gauge top horizontal member in road vehicles facing direction)

041390--Supplying fabricating and erecting welded and/or bolted and/or riveted steel work in built up sections, trusses and framed work, staging, racks, Height Gauge etc. for Steel Structures other than bridge girders, using RSJ, tees, angles and channels/flats, plates, gussets, round or square bars, cleats, bolts etc., with contractors own steel including cutting, bending, 1 straightening, drilling, riveting, hoisting, fixing, erecting, welding, bolting etc., with Providing stiffeners wherever required as per approved drawing including applying a priming coat of a approved steel primer with all contractors materials, labour, tools & plants, lead & lift including crossing of tracks if required etc., complete as per specification and as directed by Engineer-in- charge. Note: The payment shall be made on the theoretical weight of main components and gusset plates only

121050--Painting with synthetic enamel paint of approved brand and manufacture to give an even shade 121051-- Two or more coats on new work

11011--Earth work in excavation as per approved drawings and dumping at 1 embankment site or spoil heap, within railway land, including 50mt lead and 1.5mt lift, the lead to be measured from the centre of gravity of excavation to centre of gravity of spoil heap: the lift to be measured from natural ground level and paid for in layers of 1.5m each, including incidental work, as per specification

041300--Assembling and erecting pre-fabricated structures, such as columns, beams, 5 girders, other members of FOBs and sheds; including leading all structural elements within 1 Km lead, bolting, riveting or welding as per approved drawing or as directed by Engineer In-charge. Rate shall include cost of labour, materials, tools & plants and only prefabricated structural elements shall be given by Railway. (For Cortalim NH-Xing location)

025070--Supply and using Cement at Worksite 025072--Ordinary Portland Cement 53 grade

181020--Demolishing plain cement concrete including disposal of material within 50m lead 183062 40.00 Sqm 107.54 4301.60 64.19 7062.80 6