Contracts, Specifications and Quantity Surveying
Quantity Surveying types:
1. Estimation from plans.
2. Real (exact) from sites.
Principles of Quantity Surveying:
1. Finished items not component of items.
Ex: RC = Agg+ Cement+ Water+ Curing+ Labor
*Steel reinforcement in single or combined footing:
Wt.= # of same type of footing*# of bars in one footing*length of one
*length of one bar = length of footing 2 C.C + 2(depth 2 C.C)