Example 1. Prepare a detailed estimate of Septic tank with Soak pit for 25 users from the given drawings,
The Septic tank shall be of first-class brickwork in 1:4 cement mortar the foundation and floor shall be of 1:3:6 cement concrete.
The inside of the septic tank shall be finished with 12 mm cement plaster and the floor shall be finished with 20 mm cement plaster with 1:3 mortar mixed with a standard waterproofing compound.
The upper and lower portion of the soak pit shall be of second class brickwork in 1:6 cement mortar and the middle portion shall be of dry brickwork. Roof covering slabs and baffle wall shall be of precast R.C.C.
The length of the connecting pipe from the latrine seat may be taken as 3 meters.
All Dimensions in centimetre units otherwise specified.
I hope this detail helps you.
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