Note for item no. 2.24:- The extra percentage rate is applicable in respect of each item but limited to quantities of work executed in these difficult conditions. The unit, namely, metre depth, to be considered for payment, shall be the depth measured from the sub soil water level up to the centre of gravity of the qty executed in difficult conditions. The depth shall be reckoned correct to 0.10 m, (0.05 m or more shall be taken as 0.10 m and less than 0.05 m ignored.) Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift

Under the CPWD Delhi Analysis of Rates 2023 (Civil), item 2.25 — Note for item no. 2.24:- The extra percentage rate is applicable in respect of each item but limited to quantities of work executed in these difficult conditions. The unit, namely, metre depth, to be considered for payment, shall be the depth measured from the sub soil water level up to the centre of gravity of the qty executed in difficult conditions. The depth shall be reckoned correct to 0.10 m, (0.05 m or more shall be taken as 0.10 m and less than 0.05 m ignored.) Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift — is derived from 4 priced inputs for 10 cum and works out to ₹196.00 per cum after water charges, GST, CPOH and cess. The full build-up is below.

From the CPWD Delhi Analysis of Rates 2023 (Civil), Volumes I & II, printed page 127. Reference only — CPWD amends rates through correction slips between editions, so verify against the official source before pricing a bid.