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6 replies
2k views
6 replies
how much should I dare to drill in the ceiling
Perhaps a completely ridiculous question but I'd rather be on the safe side.
I'm going to lower the ceiling a few centimeters in the basement and the ceiling consists of large concrete blocks that seem to rest on some kind of concrete beams.
How much would it take to affect the load-bearing capacity? I will be drilling and screwing in several places to attach the beams. Can I just go ahead and drill?
I'm going to lower the ceiling a few centimeters in the basement and the ceiling consists of large concrete blocks that seem to rest on some kind of concrete beams.
How much would it take to affect the load-bearing capacity? I will be drilling and screwing in several places to attach the beams. Can I just go ahead and drill?
The strength of the concrete roof lies in the reinforcement closest to the underside. The concrete itself serves no other function than to hold the reinforcement in place near the underside. On the top side, the concrete handles compressive loads. So drill away. But don't drill through all the reinforcement 
Hehehh..ok..largab said:The strength of the concrete roof lies in the reinforcement closest to the underside. The concrete itself serves no more purpose than to hold the reinforcement in place near the underside. On the top side, the concrete takes compressive loads. So drill away. But don't cut through all the reinforcement![]()
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