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C.F.R - Table of Contents

  • Title 1 - General Provisions
  • Title 2 - Grants and Agreements
  • Title 3 - The President
  • Title 4 - Accounts
  • Title 5 - Administrative Personnel
  • Title 6 - Domestic Security
  • Title 7 - Agriculture
  • Title 8 - Aliens and Nationality
  • Title 9 - Animals and Animal Products
  • Title 10 - Energy
  • Title 11 - Federal Elections
  • Title 12 - Banks and Banking
  • Title 13 - Business Credit and Assistance
  • Title 14 - Aeronautics and Space
  • Title 15 - Commerce and Foreign Trade
  • Title 16 - Commercial Practices
  • Title 17 - Commodity and Securities Exchanges
  • Title 18 - Conservation of Power and Water Resources
  • Title 19 - Customs Duties
  • Title 20 - Employees' Benefits
  • Title 21 - Food and Drugs
  • Title 22 - Foreign Relations
  • Title 23 - Highways
  • Title 24 - Housing and Urban Development
  • Title 25 - Indians
  • Title 26 - Internal Revenue
  • Title 27 - Alcohol, Tobacco Products and Firearms
  • Title 28 - Judicial Administration
  • Title 29 - Labor
  • Title 30 - Mineral Resources
  • Title 31 - Money and Finance: Treasury
  • Title 32 - National Defense
  • Title 33 - Navigation and Navigable Waters
  • Title 34 - Education
  • Title 35 - Panama Canal
  • Title 36 - Parks, Forests, and Public Property
  • Title 37 - Patents, Trademarks, and Copyrights
  • Title 38 - Pensions, Bonuses, and Veterans' Relief
  • Title 39 - Postal Service
  • Title 40 - Protection of Environment
  • Title 41 - Public Contracts and Property Management
  • Title 42 - Public Health
  • Title 43 - Public Lands: Interior
  • Title 44 - Emergency Management and Assistance
  • Title 45 - Public Welfare
  • Title 46 - Shipping
  • Title 47 - Telecommunication
  • Title 48 - Federal Acquisition Regulations System
  • Title 49 - Transportation
  • Title 50 - Wildlife and Fisheries

CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 105–199) > SUBCHAPTER C—HAZARDOUS MATERIALS REGULATIONS (Parts 171–181) > PART 179—SPECIFICATIONS FOR TANK CARS > SUBPART E—Specifications for Multi-Unit Tank Car Tanks (Classes DOT-106A and 110AW) (§179.300 to §179.302) > 179.300-12—Protection of fittings.

179.300-12—Protection of fittings.

(a) Tanks shall be of such design as will afford maximum protection to any fittings or attachment to the head including the housing referred to in § 179.300-12(b). Tank ends shall slope or curve inward toward the axis so that the diameter at each end is at least 2 inches less than the maximum diameter.
(b) Loading and unloading valves shall be protected by a detachable protective housing of approved design which shall not project beyond the end of the tank and shall be securely fastened to the tank head. Pressure relief devices shall not be covered by the housing.
[29 FR 18995, Dec. 29, 1964, as amended at 68 FR 57634, Oct. 6, 2003]




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