There are there dozens thousands of people who suffer from bouncy and elastic floors. This way crazy since this sounds, is possible the floor indeed entirely to code and are built to the specifications of the manufacturer. But that does not mean you must suffer.
The joists of the floor, when they are solid wood, engineered lumber or even is possible steel, under a certain quantity weight and a certain quantity attachment amplitude does deviate or bend. If you 2×10 a firm dwarsbalk of the timmerhoutvloer which 16 overstrains feet and 94-pond a pocket disassociates cement in in the middle of attachment amplitude places, the floor transverse beam will bend down provisions.
But if you the pocket removes cement and the attachment amplitude to 8 feet shortens and then the pocket places cement at in the middle of attachment amplitude, the floor transverse beam a beetje or cannot do such a small amount deviate difficult be measure.
These afbuiging are permitted and are not unsafe if it falls within limits. The construction regulation and most of the technique books permit 1 in afbuiging 360. This means that the floor transverse beam is allowed 1 entity of measure for each 360 entities of same the measure of attachment amplitude do deviate. But keep a minimum standard in opinion this is!
The sad thing is the floor could have devised come up to a stronger standard - 1 in 480 deflection norm. This means simply the floor transverse beams necessary for the next size or even longer omhoog for certain attachment amplitude to be you has. You the tougher standard can reach sometimes by each other to place between floor transverse beams to diminish. This means them 12 instead of placing them 16 inches on centre you inches on centre puts.
The company which made your floor transverse beams has published notebooks which show many years’ both standards to builders. Your builder preferred the minimum standard using.
The floor can be confirmed a new placing jet in the middle of attachment amplitude in the basement. This the floor will make this way firm as if it was poured concretely concerning fixed stone.