I EXTERIOR/ INTERIOR FINISH WORKS (4900)
I-1 "Screed :
1. Sand cement screed in accordance with BS 882.
2. Components:
a) Cement : Portland type, complying with ASTM C 150.
b) Fine aggregates : complying with ASTM C 144.
c) Water for mixing : clean and free from deleterious substances
d) Mortar shall be mixed in the proportions of one part Portland cement and six parts damp sand, by volume."