MCQOPTIONS
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MCQOPTIONS
| 1. |
In Belgium method of tunneling _________________? |
| A. | construction of side walls is completed before invert and roof arch are built |
| B. | construction of roof arch is completed before side walls and invert are built |
| C. | construction of invert is completed before side walls and roof arch are built |
| D. | construction of invert and side walls is completed before roof arch is built |
| Answer» C. construction of invert is completed before side walls and roof arch are built | |