Posted 9 years ago
House Extension - concrete slab
House Slabs
Waimauku, Rodney
New raft slab, 60m2, almost firth standard with slight modifications.
Min. concrete strength: 20MPa
Min. cover 50mm typical, 40mm min at top of slab
to allow for bottom plate bolt holddowns
3 HD12 bars in corners, 2.0m long each
3 HD12 bars to edge beam, 2 at bottom, 1 at top
1 HD12 bar to stem beam at bottom
Site is pre-excavated, needs to be leveled approx another 100mm down, 100mm of hardfill, sand blinding, DPM.
Needs coordination with drainage contractor.