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49 CFR 176.180 - Watchkeeping. | Regulus

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Regulation documentation

49 CFR Part 176

Location

titleTitle 49 — Transportation subtitleSubtitle B — Other Regulations Relating to Transportation chapterChapter I — Pipeline and Hazardous Materials Safety Administration, Department of Transportation subchapterSubchapter C — Hazardous Materials Regulations partPart 176 subpartSubpart G—Detailed Requirements for Class 1 (Explosive) Materials

45 sections

Subpart A—General11

§ 176.1Purpose and scope.§ 176.2Definitions.§ 176.3Unacceptable hazardous materials shipments.§ 176.4Port security and safety regulations.§ 176.5Application to vessels.§ 176.7Documentation for vessel personnel.§ 176.9“Order-Notify” or “C.O.D.” shipments.§ 176.11Exceptions.§ 176.13Responsibility for compliance and training.§ 176.15Enforcement.§ 176.18Assignment and certification.

Subpart B—General Operating Requirements11

§ 176.24Shipping papers.§ 176.27Certificate.§ 176.30Dangerous cargo manifest.§ 176.31Special permits.§ 176.36Preservation of records.§ 176.39Inspection of cargo.§ 176.45Emergency situations.§ 176.48Situation requiring report.§ 176.50Acceptance of damaged or leaking packages.§ 176.52Rejections of shipments in violation.§ 176.54Repairs involving welding, burning, and power-actuated tools and appliances.

Subpart C—General Handling and Stowage12

§ 176.57Supervision of handling and stowage.§ 176.58Preparation of the vessel.§ 176.60“No Smoking” signs.§ 176.63Stowage locations.§ 176.65Alternative stowage procedures.§ 176.69General stowage requirements for hazardous materials.§ 176.70Stowage requirements for marine pollutants.§ 176.72Handling of break-bulk hazardous materials.§ 176.74On deck stowage of break-bulk hazardous materials.§ 176.76Transport vehicles, freight containers, and portable tanks containing hazardous materials.§ 176.77Stowage of barges containing hazardous materials on board barge-carrying vessels.§ 176.78Use of power-operated industrial trucks on board vessels.

Subpart D—General Segregation Requirements3

§ 176.80Applicability.§ 176.83Segregation.§ 176.84Other requirements for stowage, cargo handling, and segregation for cargo vessels and passenger vessels.

Subpart E—Special Requirements for Transport Vehicles Loaded With Hazardous Materials and Transported on Board Ferry Vessels6

§ 176.88Applicability.§ 176.89Control of transport vehicles.§ 176.90Private automobiles.§ 176.91Motorboats.§ 176.92Cylinders laden in vehicles.§ 176.93Vehicles having refrigerating or heating equipment.

Subpart F—Special Requirements for Barges5

§ 176.95Applicability.§ 176.96Materials of construction.§ 176.97Prohibition of dump scows.§ 176.98Stowage of hazardous materials on board barges.§ 176.99Permit requirements for certain hazardous materials.

Subpart G—Detailed Requirements for Class 1 (Explosive) Materials37

§ 176.100Permit for Divisions 1.1 and 1.2 (explosive) materials.§ 176.102Supervisory detail.§ 176.104Loading and unloading Class 1 (explosive) materials.§ 176.108Supervision of Class 1 (explosive) materials during loading, unloading, handling and stowage.§ 176.112Applicability.§ 176.116General stowage conditions for Class 1 (explosive) materials.§ 176.118Electrical requirement.§ 176.120Lightning protection.§ 176.122-176.124§§ 176.122-176.124 [Reserved]§ 176.128-176.136§§ 176.128-176.136 [Reserved]§ 176.137Portable magazine.§ 176.138Deck stowage.§ 176.140Segregation from other classes of hazardous materials.§ 176.142Reserved]§ 176.144Segregation of Class 1 (explosive) materials.§ 176.145Segregation in single hold vessels.§ 176.146Segregation from non-hazardous materials.§ 176.148Artificial lighting.§ 176.150Radio and radar.§ 176.154Fueling (bunkering).§ 176.156Defective packages.§ 176.160Protection against weather.§ 176.162Security.§ 176.164Fire precautions and firefighting.§ 176.166Transport of Class 1 (explosive) materials on passenger vessels.§ 176.168Transport of Class 1 (explosive) materials in vehicle spaces.§ 176.170Transport of Class 1 (explosive) materials in freight containers.§ 176.172Structural serviceability of freight containers and vehicles carrying Class 1 (explosive) materials on ships.§ 176.174Transport of Class 1 (explosive) materials in shipborne barges.§ 176.176Signals.§ 176.178Mooring lines.§ 176.180Watchkeeping.§ 176.182Conditions for handling on board ship.§ 176.184Class 1 (explosive) materials of Compatibility Group L.§ 176.190Departure of vessel.§ 176.192Cargo handling equipment for freight containers carrying Class 1 (explosive) materials.§ 176.194Stowage of Class 1 (explosive) materials on magazine vessels.

Subpart H—Detailed Requirements for Class 2 (Compressed Gas) Materials6

§ 176.200General stowage requirements.§ 176.205Under deck stowage requirements.§ 176.210On deck stowage requirements.§ 176.220Smoking or open flame and posting of warning signs.§ 176.225Stowage of chlorine.§ 176.230Stowage of Division 2.1 (flammable gas) materials.

Subpart I—Detailed Requirements for Class 3 (Flammable) and Combustible Liquid Materials5

§ 176.305General stowage requirements.§ 176.315Fire protection requirements.§ 176.320Use of hand flashlights.§ 176.325Smoking or open flame and posting of warning signs.§ 176.340Combustible liquids in portable tanks.

Subpart J—Detailed Requirements for Class 4 (Flammable Solids), Class 5 (Oxidizers and Organic Peroxides), and Division 1.5 Materials4

§ 176.400Stowage of Division 1.5, Class 4 (flammable solids) and Class 5 (oxidizers and organic peroxides) materials.§ 176.405Stowage of charcoal.§ 176.410Division 1.5 materials, ammonium nitrate and ammonium nitrate mixtures.§ 176.415Permit requirements for Division 1.5, ammonium nitrates, and certain ammonium nitrate fertilizers.

Subpart L—Detailed Requirements for Division 2.3 (Poisonous Gas) and Division 6.1 (Poisonous) Materials2

§ 176.600General stowage requirements.§ 176.605Care following leakage or sifting of Division 2.3 (poisonous gas) and Division 6.1 (poisonous) materials.

Subpart M—Detailed Requirements for Radioactive Materials6

§ 176.700General stowage requirements.§ 176.704Requirements relating to transport indices and criticality safety indices.§ 176.708Segregation distances.§ 176.710Care following leakage or sifting of radioactive materials.§ 176.715Contamination control.§ 176.720Requirements for carriage of INF cargo in international transportation.

Subpart N—Detailed Requirements for Class 8 (Corrosive Materials) Materials2

§ 176.800General stowage requirements.§ 176.805On deck stowage.

Subpart O—Detailed Requirements for Cotton and Vegetable Fibers, Motor Vehicles, Polymeric Beads, and Plastic Molding Compounds6

§ 176.900Packaging and stowage of cotton and vegetable fibers; general.§ 176.901Stowage of cotton or vegetable fibers with rosin or pitch.§ 176.903Stowage of cotton or vegetable fibers with coal.§ 176.905Stowage of vehicles.§ 176.906Stowage of engines and machinery.§ 176.907Polymeric Beads and Plastic Molding Compounds.

Browse regulation

Subpart A—General11

§ 176.1Purpose and scope.§ 176.2Definitions.§ 176.3Unacceptable hazardous materials shipments.§ 176.4Port security and safety regulations.§ 176.5Application to vessels.§ 176.7Documentation for vessel personnel.§ 176.9“Order-Notify” or “C.O.D.” shipments.§ 176.11Exceptions.§ 176.13Responsibility for compliance and training.§ 176.15Enforcement.§ 176.18Assignment and certification.

Subpart B—General Operating Requirements11

§ 176.24Shipping papers.§ 176.27Certificate.§ 176.30Dangerous cargo manifest.§ 176.31Special permits.§ 176.36Preservation of records.§ 176.39Inspection of cargo.§ 176.45Emergency situations.§ 176.48Situation requiring report.§ 176.50Acceptance of damaged or leaking packages.§ 176.52Rejections of shipments in violation.§ 176.54Repairs involving welding, burning, and power-actuated tools and appliances.

Subpart C—General Handling and Stowage12

§ 176.57Supervision of handling and stowage.§ 176.58Preparation of the vessel.§ 176.60“No Smoking” signs.§ 176.63Stowage locations.§ 176.65Alternative stowage procedures.§ 176.69General stowage requirements for hazardous materials.§ 176.70Stowage requirements for marine pollutants.§ 176.72Handling of break-bulk hazardous materials.§ 176.74On deck stowage of break-bulk hazardous materials.§ 176.76Transport vehicles, freight containers, and portable tanks containing hazardous materials.§ 176.77Stowage of barges containing hazardous materials on board barge-carrying vessels.§ 176.78Use of power-operated industrial trucks on board vessels.

Subpart D—General Segregation Requirements3

§ 176.80Applicability.§ 176.83Segregation.§ 176.84Other requirements for stowage, cargo handling, and segregation for cargo vessels and passenger vessels.

Subpart E—Special Requirements for Transport Vehicles Loaded With Hazardous Materials and Transported on Board Ferry Vessels6

§ 176.88Applicability.§ 176.89Control of transport vehicles.§ 176.90Private automobiles.§ 176.91Motorboats.§ 176.92Cylinders laden in vehicles.§ 176.93Vehicles having refrigerating or heating equipment.

Subpart F—Special Requirements for Barges5

§ 176.95Applicability.§ 176.96Materials of construction.§ 176.97Prohibition of dump scows.§ 176.98Stowage of hazardous materials on board barges.§ 176.99Permit requirements for certain hazardous materials.

Subpart G—Detailed Requirements for Class 1 (Explosive) Materials37

§ 176.100Permit for Divisions 1.1 and 1.2 (explosive) materials.§ 176.102Supervisory detail.§ 176.104Loading and unloading Class 1 (explosive) materials.§ 176.108Supervision of Class 1 (explosive) materials during loading, unloading, handling and stowage.§ 176.112Applicability.§ 176.116General stowage conditions for Class 1 (explosive) materials.§ 176.118Electrical requirement.§ 176.120Lightning protection.§ 176.122-176.124§§ 176.122-176.124 [Reserved]§ 176.128-176.136§§ 176.128-176.136 [Reserved]§ 176.137Portable magazine.§ 176.138Deck stowage.§ 176.140Segregation from other classes of hazardous materials.§ 176.142Reserved]§ 176.144Segregation of Class 1 (explosive) materials.§ 176.145Segregation in single hold vessels.§ 176.146Segregation from non-hazardous materials.§ 176.148Artificial lighting.§ 176.150Radio and radar.§ 176.154Fueling (bunkering).§ 176.156Defective packages.§ 176.160Protection against weather.§ 176.162Security.§ 176.164Fire precautions and firefighting.§ 176.166Transport of Class 1 (explosive) materials on passenger vessels.§ 176.168Transport of Class 1 (explosive) materials in vehicle spaces.§ 176.170Transport of Class 1 (explosive) materials in freight containers.§ 176.172Structural serviceability of freight containers and vehicles carrying Class 1 (explosive) materials on ships.§ 176.174Transport of Class 1 (explosive) materials in shipborne barges.§ 176.176Signals.§ 176.178Mooring lines.§ 176.180Watchkeeping.§ 176.182Conditions for handling on board ship.§ 176.184Class 1 (explosive) materials of Compatibility Group L.§ 176.190Departure of vessel.§ 176.192Cargo handling equipment for freight containers carrying Class 1 (explosive) materials.§ 176.194Stowage of Class 1 (explosive) materials on magazine vessels.

Subpart H—Detailed Requirements for Class 2 (Compressed Gas) Materials6

§ 176.200General stowage requirements.§ 176.205Under deck stowage requirements.§ 176.210On deck stowage requirements.§ 176.220Smoking or open flame and posting of warning signs.§ 176.225Stowage of chlorine.§ 176.230Stowage of Division 2.1 (flammable gas) materials.

Subpart I—Detailed Requirements for Class 3 (Flammable) and Combustible Liquid Materials5

§ 176.305General stowage requirements.§ 176.315Fire protection requirements.§ 176.320Use of hand flashlights.§ 176.325Smoking or open flame and posting of warning signs.§ 176.340Combustible liquids in portable tanks.

Subpart J—Detailed Requirements for Class 4 (Flammable Solids), Class 5 (Oxidizers and Organic Peroxides), and Division 1.5 Materials4

§ 176.400Stowage of Division 1.5, Class 4 (flammable solids) and Class 5 (oxidizers and organic peroxides) materials.§ 176.405Stowage of charcoal.§ 176.410Division 1.5 materials, ammonium nitrate and ammonium nitrate mixtures.§ 176.415Permit requirements for Division 1.5, ammonium nitrates, and certain ammonium nitrate fertilizers.

Subpart L—Detailed Requirements for Division 2.3 (Poisonous Gas) and Division 6.1 (Poisonous) Materials2

§ 176.600General stowage requirements.§ 176.605Care following leakage or sifting of Division 2.3 (poisonous gas) and Division 6.1 (poisonous) materials.

Subpart M—Detailed Requirements for Radioactive Materials6

§ 176.700General stowage requirements.§ 176.704Requirements relating to transport indices and criticality safety indices.§ 176.708Segregation distances.§ 176.710Care following leakage or sifting of radioactive materials.§ 176.715Contamination control.§ 176.720Requirements for carriage of INF cargo in international transportation.

Subpart N—Detailed Requirements for Class 8 (Corrosive Materials) Materials2

§ 176.800General stowage requirements.§ 176.805On deck stowage.

Subpart O—Detailed Requirements for Cotton and Vegetable Fibers, Motor Vehicles, Polymeric Beads, and Plastic Molding Compounds6

§ 176.900Packaging and stowage of cotton and vegetable fibers; general.§ 176.901Stowage of cotton or vegetable fibers with rosin or pitch.§ 176.903Stowage of cotton or vegetable fibers with coal.§ 176.905Stowage of vehicles.§ 176.906Stowage of engines and machinery.§ 176.907Polymeric Beads and Plastic Molding Compounds.

Related 3 Definitions History 30 Authority 28

RegulationsTitle 49Subtitle BChapter ISubchapter CPart 176Subpart G—Detailed Requirements for Class 1 (Explosive) Materials49 CFR 176.180

Regulationhistorical

49 CFR 176.180

Watchkeeping.

Snapshot 2013-10-01 Government source

eCFR editorial compilationAuthoritative but unofficial

1 passages

Whenever Class 1 (explosive) materials are on board a vessel in port, there must be sufficient crew on board to maintain a proper watch and to operate the propulsion and firefighting equipment in case of an emergency.

Previous§ 176.178 Next§ 176.182

Related 3 Definitions History 30 Authority 28 Community

Only explicit, source-backed relationships are shown.

Rulemaking3

89 FR 90215

Hazardous Materials: Notice of Applications for Modification to Special Permits

176.180 · cited in rulemaking

89 FR 17539

Hazardous Materials: Notice of Applications for Modification to Special Permits

176.180 · cited in rulemaking

88 FR 43009

Hazardous Materials: Notice of Actions on Special Permits

176.180 · cited in rulemaking

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Record details

Retrieved: Aug 20, 2026
Version: 2013-10-01

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