The living room and bedroom developer has left ropes for pulling wires, please ask what these ropes

The national standard "Residential Design Code GB50096-2011" and "Residential Building Code 50368-2005" do not require that indoor residential living rooms and bedrooms need to be waterproofed.

Yes, increase the steel bar, if you do it well, it will be stronger! Pay attention to more maintenance In the past, it was estimated that it was a winter construction or maintenance problem.

Nowadays, in order to increase the selling point of the house, developers will design bay windows in the suites. No, my house has a small bay window of more than one square meter. But I think it's a chicken rib, and I knocked it off directly when I was decorating. >>>More

According to the leakage analysis you mentioned, it should not be a leakage problem from water pipes. It's the problem of water seepage on the ground of your home. But it is not easy to analyze where the leakage is caused, it is recommended that you buy a set of patented products "Xiaobawang Family Plugging Suit", specifically to solve this kind of leakage that cannot find the cause, the method is to use the plugging material in the Xiaobawang family plugging kit from the leakage point downstairs, along the direction of water infiltration, close the channel leakage as long as there is water. >>>More

If you don't need it, just stay inside, because these pipes are generally on top of concrete, but in the screed, and they don't pose a safety hazard.