Foundation Construction Section detail Specifications: f'c = 3000 psi f '= 40000 psi sabieta de pega type "m" anchors 0.30 overlaps 0.40 fill all the holes with grout 1: 3: 2 block of 0.19x0.19x0.39 of 70 kg / cm. construction board from 1 "to 20.00 meters. in curtain.