One would think , the builders that have put their reputation...

One would think , the builders that have put their reputation and ticket on these builds would have a full understanding of what is required just as all the builders in Perth have done . CRH would also be well versed in all types of construction, building codes , tolerance, forces , loads etc etc , any builder , supplier providing materials and service ,time & money who did not do their due diligence on these builds would be out of their fricking minds and yet we have people coming on here questioning their professionalism Lol !