The US Army Corps of Engineers (USACE) summarized its budget request for fiscal year 2009 for civil works. It includes $2.638 billion for operation and maintenance. This is the account from which harbor maintenance and dredging funds are derived. The Civil Works budget
consists, in part, of $729 million from the Harbor Maintenance Trust
Fund and $167 million from the Inland Waterways Trust Fund.
Source: HK Law