| Atkinson backfilled his tunnel with excavation spoil bulked by imported material. |
| Once the excavation is complete, the trackway will be backfilled with earth again, as this is the best way to preserve the timbers. |
| If a retaining wall is designed as a gravity wall, it can be backfilled relatively early. |
| She backfilled the planting hole with soil and replanted her clump of irises, which bloomed beautifully the following season. |
| Two 42-inch diameter pipes were installed in shaft No. 1 and the shaft was backfilled around the pipes with concrete. |
| To prevent movement of the box, the space between it and the wall of the excavation should be backfilled. |
