Manguriu, GN; Karugu, CK; Oyawa, WO; Obuodha, SO; Mulu, PU (University of Nairobi,, 2013)
The use of crushed rock sand as a partial replacement of river sand in concrete production was
investigated. Water cement ratio varied between 0.55
and 0.59 for 0
% to 100
% natural sand
replacement. The slump ranged ...