U.S. COAST GUARD

       MARINE SAFETY CENTER

               WASHINGTON, D.C

 

 

Marine Safety Center Tank Vessel/Offshore Division

Vessel and Cargo Branch (C1):

The Marine Safety Center's Vessel and Cargo Branch conducts plan review for certain vessels certificated under 46 CFR Subchapters D, I, L, and O.  The table below provides additional guidance on the Vessel and Cargo Branch responsibilities.

If you have any questions, please contact the Vessel and Cargo Branch Chief at (202) 795-6776.

Vessel Types

Type of Reviews Conducted

Tankships & Tank Barges (Sub-D &/or O)

Offshore Supply Vessels (Sub-L)

Industrial Vessels (Sub-I)

 

Structures

Stability

Structural Fire Protection

General Arrangements

Vapor Control Systems

Procedures & Arrangements Manual

Volatile Organic Compound Manual

Tankships & Tank Barges (Sub-D &/or O)

Cargo Authority Attachment

Oil Spill Response Vessels (Sub-D)

Oil Field Waste Barges (Sub-D)

Dredges (Sub-I)

Structures

Stability

Structural Fire Protection

General Arrangements

Vapor Control Systems

Foreign Gas Carriers (IGC Code)

Subchapter O Endorsement

Foreign Tank Vessels

Double Block & Bleed for Non-Nitrogen Inert Gas Systems

If a topic is not listed in the table above, then the issue is typically handled by another Branch at the MSC, or by Coast Guard Headquarters.

The following requests should be submitted to the Office of Design and Engineering Standards, Hazardous Materials Division (CG-ENG-5):

  • Facility Vapor Control System Approvals

  • Requests for cargo carriage requirement determinations for cargoes not specifically listed in 46 CFR 30.25-1, Table 151.05, 153 Table 1, 153 Table 2, 154 Table 4, 33 CFR 151.47 or 33 CFR 151.49

  • Request for the carriage of packaged hazardous, flammable or combustible liquids

Outer Continental Shelf (OCS) Branch (C2):

The Marine Safety Center's Outer Continental Shelf (OCS) Branch conducts plan review for OCS facilities, lifeboats, and portable accommodation modules. Responsibilities include: 

Vessel Types

Type of Reviews Conducted

OCS Facilities

Structures

Stability

Structural Fire Protection

General Arrangements

In-Service Inspection Plans (ISIP)*

Marine Operations Manuals (MOM)*

Life Extension requests*

Liftboats

 

Structures

Stability

Structural Fire Protection

General Arrangements

* Reviewed jointly with the Coast Guard Eighth District Outer Continental Shelf Officer in Charge, Marine Inspections (OCS OCMI)

 

If a topic is not listed in the table above, then the issue is typically handled by another Branch at the MSC, or by Coast Guard Headquarters. Fire Control Plans should be submitted directly to the OCS OCMI.

If you have any questions please contact the OCS Branch chief at 202-795-6773.

Helpful Documents:

Subchapter O Endorsements:

*Foreign flagged chemical carriers do not require a Subchapter O Endorsement from MSC. The requirements for foreign flagged chemical carriers operating in U.S. waters are detailed in the Chemical Tank Vessel Information Sheet (CTVIS).

 

Cargo Authority Tank Group Characteristics Forms (TGCLF):

Cargo Authorities:

Vapor Control Systems (VCS):

Helpful Links:

Office of Design & Engineering Standards (CG-ENG)

Hazardous Materials Division (CG-ENG-5)

Office of Commercial Vessel Compliance (CG-CVC)

Liquefied Gas Carrier National Center of Expertise (LGC NCOE)

Outer Continental Shelf National Center of Expertise (OCS NCOE)

 

MSC Quick Links


 


 

Last Modified: 10/26/2017