33 U.S.C. § 543 : US Code - Section 543: Employment of civil engineers on western and northwestern rivers

Search 33 U.S.C. § 543 : US Code - Section 543: Employment of civil engineers on western and northwestern rivers

The Chief of Engineers may, with the approval of the Secretary of
the Army, employ such civil engineers, not exceeding five in
number, for the purpose of executing the surveys and improvements
of western and northwestern rivers, ordered by Congress, as may be
necessary to the proper and diligent prosecution of the same; and
the persons so employed may be allowed a reasonable compensation
for their services, not to exceed the sum of $3,000 a year.