1.   Workers had already begun excavating the foundations for the house.

2.   Barlow went to work on the house, first excavating the foundation away from the hill, so that rainwater would stop pouring into the cellar.

3.   The students have excavated corner foundations of two former cabins, as well as an old well.

4.   In recent days, without waiting for a building permit, Muslims began excavating a foundation for the mosque, setting off a wave of protests from Christians.

5.   In recent days, without waiting for a building permit, Muslims began excavating a foundation for the mosque, setting off a new wave of protests from Christians.