the surveillance grid in sand trap AutoCAD Drawing which consist hound foot anchors with 12.7x4.8 mm (1/2 "x3 / 16") slab and l = 150 @ 30 cm, concrete slab f'c = 250 kg / cm2 of 10 cm thick, and dimension detail dwg file. Thank you for downloading the AutoCAD file and other CAD program files from our website.