Due to the solid rock Excavation Contractor B final would pit the top contractor looking for actual effect, measured as the loss of ไปื working hours to consider finding solutions together.
Contractor B because the final pit hard rock mining would provide the contractor for the actual effect. Measured in working hours lost. Native to consider a solution together.
Because Contractor B dig rock hard top Final Pit wants to effect contractor actual measured as hours of work lost. Have to consider ways to solve together.