The theoretical difference between the radial measurement of the MTBM shield and the jacking pipe and is equal to (MTBM OD – PipeA long tube of clay, concrete, steel, metal, wood, etc., for conveying water, gas, oil or other materials. OD)/2.
The theoretical difference between the radial measurement of the MTBM shield and the jacking pipe and is equal to (MTBM OD – PipeA long tube of clay, concrete, steel, metal, wood, etc., for conveying water, gas, oil or other materials. OD)/2.