Hello,
Am just looking for some infomation about copper pipe. If i was to choose an insulated copper pipe for potable water, shall it be WRAS approved? I think the WRAS certifcation is only for the fittings whereas for its intended use as potable water then it shall comply to BS EN 1057. Is...
Hello,
I got to build a bridge and the consultant specify a waterproof layer on the bridge deck. Can i use admix as waterproof agent by mixing waterproofing admixture with the concrete deck to make it impermeable.
Due to some error in level by the consultant, they instruct me to raise the...
Hello,
Am I right in guessing that the puddle flange must be placed before a gate valve only and in the direction of flow. Is it important that the puddle be a double flange galvanised steel pipe with puddle flange (integral piece) or can we used simply a slide on puddle that not steel...
Hello,
I like to know what type of soil is required as fill below a pile supported slab. Is there any grading requirement for such.
Does each layer 150mm thick need to be compacted to 95% of standard proctor or the uppermost layer.
Rony
