33 C.F.R. PART 117--DRAWBRIDGE OPERATION REGULATIONS
TITLE 33--Navigation and Navigable Waters
CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
SUBCHAPTER J--BRIDGES
PART 117--DRAWBRIDGE OPERATION REGULATIONS
Subpart A--GENERAL REQUIREMENTS
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| When the draw shall open.
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| General duties of drawbridge owners and tenders.
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| Delaying opening of a draw.
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| Unnecessary opening of the draw.
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| Signalling for contiguous drawbridges.
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| Signalling when two or more vessels are approaching a drawbridge.
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| Signalling for an opened drawbridge.
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| Installation of radiotelephones.
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| Radiotelephone installation identification.
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| Operation of draw for emergency situations.
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| Closure of draw for natural disasters or civil disorders.
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| Operations during repair or maintenance.
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| Opening or closure of draw for public interest concerns.
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| Closure of draw due to infrequent use.
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| Maintenance of draw in fully open position.
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| Changes in draw operation requirements for regulatory purposes.
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| Operation during winter season in the Great Lakes area.
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Subpart B--SPECIFIC REQUIREMENTS
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| Special requirements due to hazards.
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| Arkansas Waterway-Automated Railroad Bridges.
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| China Basin, Mission Creek.
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| Cordelia Slough (a tributary of Suisun Bay).
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| Mare Island Strait and the Napa River.
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| Oakland Inner Harbor Tidal Canal.
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| New Haven Harbor, Quinnipiac and Mill Rivers.
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| Chesapeake and Delaware Canal.
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| Lewes and Rehoboth Canal.
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| Atlantic Intracoastal Waterway from St. Marys River to Key Largo.
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| Gulf Intracoastal Waterway.
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| Atlantic Intracoastal Waterway, Savannah River to St. Marys River.
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| Gulf Intracoastal Waterway.
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| Inner Harbor Navigation Canal, New Orleans.
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| Little (Petit) Caillou Bayou.
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| Baltimore Harbor--Patapsco River.
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| Wicomico River (North Prong).
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| Annisquam River and Blynman Canal.
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| Charles River and its tributaries.
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| Westport River--East Branch.
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| Black River (South Haven).
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| Detroit River (Trenton Channel).
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| Duluth Ship Canal (Duluth-Superior Harbor).
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| St. Louis River (Duluth Superior Harbor).
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| New Jersey Intracoastal Waterway.
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| Navesink River (Swimming River).
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| Raritan River, Arthur Kill, and their tributaries.
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| Shark River (South Channel).
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| Ship Channel, Great Egg Harbor Bay.
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| Eastchester Bay (Arm of).
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| Hutchinson River (Eastchester Creek).
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| Jamaica Bay and Connecting Waterways.
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| Long Island, New York Inland Waterway from East Rockaway Inlet to Shinnecock Canal.
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| Newtown Creek, Dutch Kills, English Kills and their tributaries.
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| Peekskill (Annsville) Creek.
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| Atlantic Intracoastal Waterway (Alternate Route), Great Dismal Swamp Canal.
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| Atlantic Intracoastal Waterway, Albermarle Sound to Sunset Beach.
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| Northeast Cape Fear River.
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| Muskingum River (Zanesville Canal).
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| Oregon Slough (North Portland Harbor).
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| Youngs Bay and Lewis and Clark River.
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| Atlantic Intracoastal Waterway, Little River to Savannah River.
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| Coosaw River (Whale Branch).
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| Brazos River (Diversion Channel).
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| Gulf Intracoastal Waterway.
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| Pelican Island Causeway, Galveston Channel.
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| Sabine River (Old Channel) behind Orange Harbor Island.
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| Atlantic Intracoastal Waterway, South Branch of the Elizabeth River to the Albermarle and Chesapeake Canal.
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| Elizabeth River--Eastern Branch.
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| Lake Washington Ship Canal.
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| Snohomish River, Steamboat Slough, and Ebey Slough.
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| Willapa River South Fork.
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| Duluth-Superior Harbor (St. Louis River).
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| Milwaukee, Menomonee, and Kinnickinnic Rivers and South Menomonee and Burnham Canals.
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