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By Engineering, and Planning Committee on U.S. Army Corps of Engineers Water Resources Science, Water Science and Technology Board, Division on Earth and Life Studies, National Research Council

During the last century, the U.S. military Corps of Engineers has equipped an unlimited community of water administration infrastructure that incorporates nearly seven hundred dams, 14,000 miles of levees, 12,000 miles of river navigation channels and keep an eye on buildings, harbors and ports, and different amenities. traditionally, the development of latest infrastructure ruled the Corps' water assets finances and actions. this present day, nationwide water wishes and priorities more and more are transferring to operations, upkeep, and rehabilitation of present infrastructure, a lot of which has handed its layout lifestyles. although, because the mid-1980s federal investment for brand spanking new undertaking development and significant rehabilitation has declined progressively. consequently, a lot of the Corps' water assets infrastructure is deteriorating and donning out swifter than it's being changed. Corps of Engineers Water assets Infrastrucutre: Deterioration, funding, or Divestment? explores the prestige of operations, upkeep, and rehabilitation of Corps water assets infrastructure, and identifies concepts for the Corps and the country in surroundings upkeep and rehabilitation priorities.

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Corps of Engineers Water Resources Infrastructure: Deterioration, Investment, or Divestment? Corps of Engineers Water Resources Infrastructure and Mission Areas 35 is required, including analysis of alternatives, preliminary cost estimates, permitting requirements and consensus-building with affected parties. , flood control, irrigation, power generation, recreational uses) also must be considered. S. S. S. ex ample of a larger dam decommissioning was removal of Edwards Dam on the Kennebec River in Maine in 1999.

Prices adjusted to 2012 dollars. 2009 includes American Recovery and Reinvestment Act. SOURCE: U. S. Army Corps of Engineers. 22 PREPUBLICATION COPY Copyright © National Academy of Sciences. All rights reserved. Corps of Engineers Water Resources Infrastructure: Deterioration, Investment, or Divestment? Federal Water Project Planning, Authorization, and Appropriations 1 2 3 4 5 6 7 8 9 10 23 The federal Water Resources Development Act process was developed in a previous era of water management during which new water project construction was of high priority.

SOURCE: Stern, 2012. 2 The Inland Waterway Users Board is a federal advisory committee that was established in the 1986 Water Resources Development Act. P R E P U B L I C A T I O N C O P Y Copyright © National Academy of Sciences. All rights reserved. Corps of Engineers Water Resources Infrastructure: Deterioration, Investment, or Divestment? 32 Corps of Engineers Water Resources Infrastructure: Deterioration, Investment, or Divestment? BOX 3-4 OLMSTED LOCKS AND DAM The Olmsted locks and dam project will replace 1920s-era Locks and Dams 52 and 53, the first two on the Ohio River above the confluence with the Mississippi River.

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