EP 1130-2-520
29 Nov 96
navigation or flood control channels to provide for safe and efficient usage of the waterways,
within the 48 contiguous States, Alaska, Hawaii, Puerto Rico, the Virgin Islands, or U. S. Trust
Territories.
i. Hazardous Waters. For the purpose of this regulation, those waters in which
turbulence and/or underlying currents create a potentially life-threatening environment.
j. Hydraulic Line. The line upstream and downstream of a structure established by
hydraulic data and procedures described in Appendix AA.
k. Minimum Federal Fleet. Federally owned dredges.
l. National Defense Dredging. Dredging performed in response to requests from the
Office, Secretary of Defense (OSD) or any other Federal entity related to defense needs.
m. OCONUS (Outside CONUS). Includes Alaska, Hawaii, Puerto Rico, the Virgin
Islands, or U. S. Trust Territories.
n. Operational Considerations. Those aspects outlined in Appendix AB to be considered
when determining if the Restricted Area boundary should be set farther from the structure than at
the Hydraulic line.
o. Ordering Contracting Officer. The person executing orders under the terms of the
BOA at U. S. Army Corps of Engineers Districts and Operating Divisions after appropriate
approval by the Commander, USACE for OCONUS or the Director of Civil Works for CONUS.
p. Physical Barriers. Barriers which are structural in nature and placed in such a manner
as not to allow entrance into a restricted area.
q. Restricted Area. For the purpose of this regulation, that area of water adjacent to civil
works structures, as established by the hydraulic line plus operational considerations, that is off
limits to the public.
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