WBIW/EE-I/DCD/e-NIT-03/26-27/3

Earthwork in excavation in the canals / drainage channels / borrow pits / River bed / slope of bank as noted below as per designed section & throwing the spoils in layer of 25 cm. for making banks as per profile or to deposit the same in any other place within an initial lead of 30 metre and initial lift of 1.50 metre including breaking clods, rough dressing etc. complete as per direction of the Engineer-in-Charge. Ordinar soil / local soil / soil mixed with moorum or kankar / silt, dry or moist / slushy silt / sticky soil.

Water Bound Macadam Sub Base Water Bound Macadam Sub Base by consolidating Jhama metal / Laterite chelly or stone metal / shingles of specific size in hard crust to requisite thickness (measured after compaction) in layers including screening of metals etc. as necessary, hand packing, sweeping, watering and rolling in stages with power roller to proper line, grade and camber, lighting, guarding & barricading and making necessary earthen bundh of one metre width on each side where necessary to protect edges and preparing the bed by necessary cutting or filling and rolling all complete including the cost of all materials and hire and labour charges of all men and machineries and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (ii) For Construction of Sub Base by consolidating laterite (90 mm to 45 mm) Add cost at site of 1.45 m3 of materials to arrive at the complete rate.

Supplying, spreading and consolidating Moorum to a depth of 75 mm at desired density and C.B.R. as per specification with power roller to proper gradient and camber including watering as necessary, and lighting, guarding, barricading and making adequate earthen bundh where necessary to protect the edges and curing with water for 2 to 3 days, mending cracks by rolling where necessary including all incidental charges of roller, cost of fuel & lubricants etc. complete as per specification. Note:Add cost at site of the materials to arrive at the complete rate. The compaction factor may be taken as 0.67. (The payment is to be made on the basis of the finished compacted volume of moorum.)