...erienced TBM, NATM, or D&B crew for any position, from TBM project director, assembly, commissioning, and operation to horizontal directional drilling, micro tunneling (MTBM), NATM...
...erienced TBM, NATM, or D&B crew for any position, from TBM project director, assembly, commissioning, and operation to horizontal directional drilling, micro tunneling (MTBM), NATM...
...erienced TBM, NATM, or D&B crew for any position, from TBM project director, assembly, commissioning, and operation to horizontal directional drilling, micro tunneling (MTBM), NATM...