A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Backfilling tunnel with concrete
Employed in connection with construction of Winnipeg aqueduct, which is 97 miles long.
Backfilling tunnel with concrete
Employed in connection with construction of Winnipeg aqueduct, which is 97 miles long.
Stone powder concrete for basement backfilling operation and backfilling method
| European Patent Office | 2023
Backfilling tunnel through holes bored from surface
| Engineering Index Backfile | 1919
Foam concrete for backfilling gas pipeline in tunnel and preparation method of foam concrete
| European Patent Office | 2023
Inverted arch synchronous backfilling device for tunnel construction
| European Patent Office | 2021