Plumbers NZ is New Zealand's largest online plumbing, gas and drainage resource. Plumbing exam help, plumbing news, directory and free quotes.
-
APPROVED CODE OF PRACTICE FOR SAFETY IN EXCAVATION AND SHAFTS FOR FOUNDATIONS
Things you need to know before you dig a hole.
-
This was part of the [now defunct] common exam in november. I didn't even know it existed untill then!