41.   Now he has one of the temporary work contracts, moving rocks to build a dam.

42.   Per the treaty, a dam was built at the outlet of the Arrow Lakes in Castlegar on the Columbia River, just upstream from Trail.

43.   She said Hastings has introduced legislation to make permanent a moratorium on building dams or dredging in the Hanford Reach.

44.   Some dams were never built.

45.   The company will build a dam to flood this valley, saving the pines on high ground as a park.

46.   The dams were originally built with special sluice gates near the bottom, so they could be opened periodically and the silt flushed downriver.

47.   The film showing how the dam was built is even better than the tour.

48.   The task of restraining the powerful river and building dams, generating stations, and transmission lines is monumental enough.

49.   The same yellow-veined granite that was used to build the dam lies under the neighborhood and makes construction difficult.

50.   The village of Hasenkyf will be under water after a dam is built, with only the top of the minaret showing.