Details: drainage and culvert 12.1.b.1:earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. ordinary soil - depth upto 3m - mechanical means 15.9:construction of dry rubble flooring at cross drainage works for relatively less important works. 12.4:plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days. 12.8.a.1:plain/reinforced cement concrete in open foundation complete as per drawing and technical specifications. pcc grade m15 12.8.1.c.1:plain/reinforced cement concrete in open foundation complete as per drawing and technical specifications rcc grade m20 - using concrete mixer 12.8.b:plain/reinforced cement concrete in open fo
Sector: PWD