General Requirements

  1. Law
  2. CFR 33
  3. Navigation and Navigable Waters
  4. Coast Guard, Department of Homeland Security
  5. Bridges
  6. Drawbridge Operation Regulations
  7. General Requirements

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Section
117.1

Purpose.

Section
117.4

Definitions.

Section
117.5

When the drawbridge must open.

Section
117.7

General requirements of drawbridge owners.

Section
117.8

Permanent changes to drawbridge operation.

Section
117.9

Delaying opening of a draw.

Section
117.11

Unnecessary opening of the draw.

Section
117.15

Signals.

Section
117.17

Signalling for contiguous drawbridges.

Section
117.19

Signalling when two or more vessels are approaching a drawbridge.

Section
117.21

Signalling for an opened drawbridge.

Section
117.23

Installation of radiotelephones.

Section
117.24

Radiotelephone installation identification.

Section
117.31

Drawbridge operations for emergency vehicles and emergency vessels.

Section
117.33

Closure of draw for natural disasters or civil disorders.

Section
117.35

Temporary change to a drawbridge operating schedule.

Section
117.36

Closure of drawbridge for emergency repair.

Section
117.39

Authorized closure of drawbridge due to infrequent requests for openings.

Section
117.40

Advance notice for drawbridge opening.

Section
117.41

Maintaining drawbridges in the fully open position.

Section
117.42

Remotely operated and automated drawbridges.

Section
117.47

Clearance gauges.

Section
117.49

Process of violations.