connecting / anchoring thick RC slab
connecting / anchoring thick RC slab
(OP)
Hi guys. Im wondering how do you usually anchor new RC slab to existing when slabs are pretty thick (200 mm or more). I usually do anchoring in the middle of a slab, but since slabs are 200 mm thick I think its better idea to do anchoring in two rows like shown below:

RE: connecting / anchoring thick RC slab
If on grade - we usually (always) use dowels in the center. If you get too close to the edge and some vertical shear is introduced, then you risk the top bars spalling out the concrete surface.
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RE: connecting / anchoring thick RC slab
RE: connecting / anchoring thick RC slab