Dik,
T13,T16 is referring to the size of rebars based on BS Code. "T" denotes high tensile reinforcing bars with the specified characteristic tensile strenght of 460 N/mm^2. 13,16,etc are diameter of rebars in mm. Yes, its a double face reinforcement with concrete cover of 40mm...
The building is a two level basement. It is a perimeter basement wall with the lenght of one side of 93 meters. Coarse Aggregate Size 20mm. The designer assume that the wall (free standing) will support the external horizontal forces (soil, water, etc.).
Our design mix per cubic meter are as follows:
40 N/mm^2 @ 28 days; waterproof concrete
Cement (OPC) 430 kg.
Water 167 liters
Fine Aggregates 735 kg.
Coarse Aggregates 1000 kg.
Admixture (S'pruf B): 2.58-3.23 litre/m^3
Slump : 100 +/- 25mm
Design of Basement Wall:(Based on BS Code)
For...
I have been supervising two building projects with basement and I have noticed that cracks on the basement walls are always occurring. This problem always give us a headache because of the delays being incurred during rectification works. We are using PU Grout to sealed it off and prevent the...