أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
,Because of following reasons:-
1) Volume of steel is negligible as compared to volume of concerete
2) Wastage of concrete while casting and in making cubes and concrete slump test.
3) A part of concrete is also remained in concrete pump pipe and concrete mixer.
4) Inaccuracy of the sections of structural elements
