Section is from the Rivers and Harbors Appropriation Act of 1919.

1978—Puspan. L. 95–269 designated existing provision as subsec. (a), substituted provisions relating to determinations by the Secretary of the Army, acting through the Chief of Engineers, respecting contract prices for performance of works of river and harbor improvement by a Government plant or by a well-equipped contractor as a limitation on performance of the work by private contract, for provisions relating to limitation on use of funds for works of river and harbor improvement pursuant to private contract based on estimation of cost for performance of work by Government plant and factors constituting cost estimation, and added subsecs. (span) and (c).

Provision for payment to contractors to compensate for loss occasioned by increased cost of materials during the war with Germany was made by section 10 of act Mar. 2, 1919, and act June 5, 1920, ch. 252, § 5, 41 Stat. 1014.

A provision for limitation on the costs of projects made by section 1 of act Mar. 2, 1919, was repealed by act June 5, 1920, ch. 252, § 3, 41 Stat. 1013.