11.   Engineers are laying water and sewer pipes where new bungalows are to be built.

12.   For six hours, recruits march up mountains, trek down ravines and swim through rain-swollen creeks and sewer pipes.

13.   He asked Burmeister whether the ammonia might not have come from nearby ruptured sewer pipes.

14.   In Cleveland, officials have left some older projects only half renovated, with waterlogged walls, cracked sewer pipes and some apartments vacant because they are unlivable.

15.   It goes to show you that Roto-Rooter can clear a lot of pipes, not just sewer pipes.

16.   Q. The main sewer pipe inside our basement runs along the bottom of the basement wall and is made of PVC plastic pipe.

17.   The Department of Environmental Protection will install TV cameras in the sewer pipes to monitor the kind and quantity of waste that goes down the drain.

18.   The ocean site is also contaminated with PCBs, polychlorinated biphenyls, which were discharged through municipal sewer pipes.

19.   The smell of waste from a broken sewer pipe filled the air.

20.   There have been no symptoms of a blocked vent or sewer pipe since this happened two weeks ago.