Laying of new proposed storm water drainage network system and allied works in Academic area at IIT Delhi Campus

1) Carriage of Materials

1.1) By Mechanical Transport including loading,unloading and stacking

1.1.1) Disposal of moorum/building rubbish/ malba/ similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge. Note - Item to be applicable in urban areas having directions for restricted hours for movement/plying of load carrying motor vehicle of 3.5 cum or more.

2) EARTH WORK

2.1) Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

2.1.1) All kinds of soil.

2.2) Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m:

2.2.1) All kinds of soil

2.2.1.1) Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

2.2.1.2) Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm