Drilling Refusal Definition
Drilling Refusal Definition
(OP)
Requested a quote for drilling piers in rock, the drilling contractor has pretty big heavy duty machines. My requirement for drilling is 3 ft in competent rock or drilling refusal. The drilling contractor refusal is when his drill does not go more than one ft in five minutes. Is this a reasonable definition?





RE: Drilling Refusal Definition
RE: Drilling Refusal Definition
RE: Drilling Refusal Definition
RE: Drilling Refusal Definition