California's mega water project could cost $14B

02/21/2012 | Sacramento Bee (Calif.) (free registration), The

Two 33-foot-diameter tunnels running for 37 miles under the Sacramento-San Joaquin Delta would help keep fresh water resources safer from earthquakes and would be more friendly to fish populations. Those tunnels and five pumping stations are estimated to cost $14 billion and are being planned by the California Department of Water Resources. The project is poised to face "constructability challenges" because of its scope and cost, but it advances "the state of the art for tunneling projects in North America," according to a paper by Richard Sanchez, chief of engineering at the CDWR.

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Sacramento Bee (Calif.) (free registration), The

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