| 49:3.1.1.1.1 | PART 178 
 | PART 178 - SPECIFICATIONS FOR PACKAGINGS |  | 
| 49:3.1.1.1.1.0.1.1 | SECTION 178.1 
 | 178.1 Purpose and scope. |  | 
| 49:3.1.1.1.1.0.1.2 | SECTION 178.2 
 | 178.2 Applicability and responsibility. |  | 
| 49:3.1.1.1.1.0.1.3 | SECTION 178.3 
 | 178.3 Marking of packagings. |  | 
| 49:3.1.1.1.1.1 | SUBPART A 
 | Subpart A [Reserved] |  | 
| 49:3.1.1.1.1.2 | SUBPART B 
 | Subpart B - Specifications for Inside Containers, and Linings |  | 
| 49:3.1.1.1.1.2.1.1 | SECTION 178.33 
 | 178.33 Specification 2P; inner nonrefillable metal receptacles. |  | 
| 49:3.1.1.1.1.2.1.2 | SECTION 178.33-1 
 | 178.33-1 Compliance. |  | 
| 49:3.1.1.1.1.2.1.3 | SECTION 178.33-2 
 | 178.33-2 Type and size. |  | 
| 49:3.1.1.1.1.2.1.4 | SECTION 178.33-3 
 | 178.33-3 Inspection. |  | 
| 49:3.1.1.1.1.2.1.5 | SECTION 178.33-4 
 | 178.33-4 Duties of inspector. |  | 
| 49:3.1.1.1.1.2.1.6 | SECTION 178.33-5 
 | 178.33-5 Material. |  | 
| 49:3.1.1.1.1.2.1.7 | SECTION 178.33-6 
 | 178.33-6 Manufacture. |  | 
| 49:3.1.1.1.1.2.1.8 | SECTION 178.33-7 
 | 178.33-7 Wall thickness. |  | 
| 49:3.1.1.1.1.2.1.9 | SECTION 178.33-8 
 | 178.33-8 Tests. |  | 
| 49:3.1.1.1.1.2.1.10 | SECTION 178.33-9 
 | 178.33-9 Marking. |  | 
| 49:3.1.1.1.1.2.1.11 | SECTION 178.33a 
 | 178.33a Specification 2Q; inner nonrefillable metal receptacles. |  | 
| 49:3.1.1.1.1.2.1.12 | SECTION 178.33a-1 
 | 178.33a-1 Compliance. |  | 
| 49:3.1.1.1.1.2.1.13 | SECTION 178.33a-2 
 | 178.33a-2 Type and size. |  | 
| 49:3.1.1.1.1.2.1.14 | SECTION 178.33a-3 
 | 178.33a-3 Inspection. |  | 
| 49:3.1.1.1.1.2.1.15 | SECTION 178.33a-4 
 | 178.33a-4 Duties of inspector. |  | 
| 49:3.1.1.1.1.2.1.16 | SECTION 178.33a-5 
 | 178.33a-5 Material. |  | 
| 49:3.1.1.1.1.2.1.17 | SECTION 178.33a-6 
 | 178.33a-6 Manufacture. |  | 
| 49:3.1.1.1.1.2.1.18 | SECTION 178.33a-7 
 | 178.33a-7 Wall thickness. |  | 
| 49:3.1.1.1.1.2.1.19 | SECTION 178.33a-8 
 | 178.33a-8 Tests. |  | 
| 49:3.1.1.1.1.2.1.20 | SECTION 178.33a-9 
 | 178.33a-9 Marking. |  | 
| 49:3.1.1.1.1.2.1.21 | SECTION 178.33b 
 | 178.33b Specification 2S; inner nonrefillable plastic receptacles. |  | 
| 49:3.1.1.1.1.2.1.22 | SECTION 178.33b-1 
 | 178.33b-1 Compliance. |  | 
| 49:3.1.1.1.1.2.1.23 | SECTION 178.33b-2 
 | 178.33b-2 Type and size. |  | 
| 49:3.1.1.1.1.2.1.24 | SECTION 178.33b-3 
 | 178.33b-3 Inspection. |  | 
| 49:3.1.1.1.1.2.1.25 | SECTION 178.33b-4 
 | 178.33b-4 Duties of inspector. |  | 
| 49:3.1.1.1.1.2.1.26 | SECTION 178.33b-5 
 | 178.33b-5 Material. |  | 
| 49:3.1.1.1.1.2.1.27 | SECTION 178.33b-6 
 | 178.33b-6 Manufacture. |  | 
| 49:3.1.1.1.1.2.1.28 | SECTION 178.33b-7 
 | 178.33b-7 Design qualification test. |  | 
| 49:3.1.1.1.1.2.1.29 | SECTION 178.33b-8 
 | 178.33b-8 Production tests. |  | 
| 49:3.1.1.1.1.2.1.30 | SECTION 178.33b-9 
 | 178.33b-9 Marking. |  | 
| 49:3.1.1.1.1.2.1.31 | SECTION 178.33c 
 | 178.33c Specification 2P; inner nonrefillable metal receptacle variation. |  | 
| 49:3.1.1.1.1.2.1.32 | SECTION 178.33c-1 
 | 178.33c-1 Compliance. |  | 
| 49:3.1.1.1.1.2.1.33 | SECTION 178.33c-2 
 | 178.33c-2 Variation. |  | 
| 49:3.1.1.1.1.2.1.34 | SECTION 178.33d 
 | 178.33d Specification 2Q; inner nonrefillable metal receptacle variations. |  | 
| 49:3.1.1.1.1.2.1.35 | SECTION 178.33d-1 
 | 178.33d-1 Compliance. |  | 
| 49:3.1.1.1.1.2.1.36 | SECTION 178.33d-2 
 | 178.33d-2 Variation 1. |  | 
| 49:3.1.1.1.1.2.1.37 | SECTION 178.33d-3 
 | 178.33d-3 Variation 2. |  | 
| 49:3.1.1.1.1.3 | SUBPART C 
 | Subpart C - Specifications for Cylinders |  | 
| 49:3.1.1.1.1.3.1.1 | SECTION 178.35 
 | 178.35 General requirements for specification cylinders. |  | 
| 49:3.1.1.1.1.3.1.2 | SECTION 178.36 
 | 178.36 Specification 3A and 3AX seamless steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.3 | SECTION 178.37 
 | 178.37 Specification 3AA and 3AAX seamless steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.4 | SECTION 178.38 
 | 178.38 Specification 3B seamless steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.5 | SECTION 178.39 
 | 178.39 Specification 3BN seamless nickel cylinders. |  | 
| 49:3.1.1.1.1.3.1.6 | SECTION 178.42 
 | 178.42 Specification 3E seamless steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.7 | SECTION 178.44 
 | 178.44 Specification 3HT seamless steel cylinders for aircraft use. |  | 
| 49:3.1.1.1.1.3.1.8 | SECTION 178.45 
 | 178.45 Specification 3T seamless steel cylinder. |  | 
| 49:3.1.1.1.1.3.1.9 | SECTION 178.46 
 | 178.46 Specification 3AL seamless aluminum cylinders. |  | 
| 49:3.1.1.1.1.3.1.10 | SECTION 178.47 
 | 178.47 Specification 4DS welded stainless steel cylinders for aircraft use. |  | 
| 49:3.1.1.1.1.3.1.11 | SECTION 178.50 
 | 178.50 Specification 4B welded or brazed steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.12 | SECTION 178.51 
 | 178.51 Specification 4BA welded or brazed steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.13 | SECTION 178.53 
 | 178.53 Specification 4D welded steel cylinders for aircraft use. |  | 
| 49:3.1.1.1.1.3.1.14 | SECTION 178.55 
 | 178.55 Specification 4B240ET welded or brazed cylinders. |  | 
| 49:3.1.1.1.1.3.1.15 | SECTION 178.56 
 | 178.56 Specification 4AA480 welded steel cylinders. |  | 
| 49:3.1.1.1.1.3.1.16 | SECTION 178.57 
 | 178.57 Specification 4L welded insulated cylinders. |  | 
| 49:3.1.1.1.1.3.1.17 | SECTION 178.58 
 | 178.58 Specification 4DA welded steel cylinders for aircraft use. |  | 
| 49:3.1.1.1.1.3.1.18 | SECTION 178.59 
 | 178.59 Specification 8 steel cylinders with porous fillings for acetylene. |  | 
| 49:3.1.1.1.1.3.1.19 | SECTION 178.60 
 | 178.60 Specification 8AL steel cylinders with porous fillings for acetylene. |  | 
| 49:3.1.1.1.1.3.1.20 | SECTION 178.61 
 | 178.61 Specification 4BW welded steel cylinders with electric-arc welded seam. |  | 
| 49:3.1.1.1.1.3.1.21 | SECTION 178.65 
 | 178.65 Specification 39 non-reusable (non-refillable) cylinders. |  | 
| 49:3.1.1.1.1.3.1.22 | SECTION 178.68 
 | 178.68 Specification 4E welded aluminum cylinders. |  | 
| 49:3.1.1.1.1.3.1.23 | SECTION 178.69 
 | 178.69 Responsibilities and requirements for manufacturers of UN pressure receptacles. |  | 
| 49:3.1.1.1.1.3.1.24 | SECTION 178.70 
 | 178.70 Approval of UN pressure receptacles. |  | 
| 49:3.1.1.1.1.3.1.25 | SECTION 178.71 
 | 178.71 Specifications for UN pressure receptacles. |  | 
| 49:3.1.1.1.1.3.1.26 | SECTION 178.74 
 | 178.74 Approval of MEGCs. |  | 
| 49:3.1.1.1.1.3.1.27 | SECTION 178.75 
 | 178.75 Specifications for MEGCs. |  | 
| 49:3.1.1.1.1.3.1.28.1 | APPENDIX Appendix A 
 | Appendix A to Subpart C of Part 178 - Illustrations: Cylinder Tensile Sample |  | 
| 49:3.1.1.1.1.4 | SUBPART D 
 | Subparts D-G [Reserved] |  | 
| 49:3.1.1.1.1.5 | SUBPART H 
 | Subpart H - Specifications for Portable Tanks |  | 
| 49:3.1.1.1.1.5.1.1 | SECTION 178.251 - 178.253-5 
 | 178.251--178.253-5 [Reserved] |  | 
| 49:3.1.1.1.1.5.1.2 | SECTION 178.255 
 | 178.255 Specification 60; steel portable tanks. |  | 
| 49:3.1.1.1.1.5.1.3 | SECTION 178.255-1 
 | 178.255-1 General requirements. |  | 
| 49:3.1.1.1.1.5.1.4 | SECTION 178.255-2 
 | 178.255-2 Material. |  | 
| 49:3.1.1.1.1.5.1.5 | SECTION 178.255-3 
 | 178.255-3 Expansion domes. |  | 
| 49:3.1.1.1.1.5.1.6 | SECTION 178.255-4 
 | 178.255-4 Closures for manholes and domes. |  | 
| 49:3.1.1.1.1.5.1.7 | SECTION 178.255-5 
 | 178.255-5 Bottom discharge outlets. |  | 
| 49:3.1.1.1.1.5.1.8 | SECTION 178.255-6 
 | 178.255-6 Loading and unloading accessories. |  | 
| 49:3.1.1.1.1.5.1.9 | SECTION 178.255-7 
 | 178.255-7 Protection of valves and accessories. |  | 
| 49:3.1.1.1.1.5.1.10 | SECTION 178.255-8 
 | 178.255-8 Safety devices. |  | 
| 49:3.1.1.1.1.5.1.11 | SECTION 178.255-9 
 | 178.255-9 Compartments. |  | 
| 49:3.1.1.1.1.5.1.12 | SECTION 178.255-10 
 | 178.255-10 Lining. |  | 
| 49:3.1.1.1.1.5.1.13 | SECTION 178.255-11 
 | 178.255-11 Tank mountings. |  | 
| 49:3.1.1.1.1.5.1.14 | SECTION 178.255-12 
 | 178.255-12 Pressure test. |  | 
| 49:3.1.1.1.1.5.1.15 | SECTION 178.255-13 
 | 178.255-13 Repair of tanks. |  | 
| 49:3.1.1.1.1.5.1.16 | SECTION 178.255-14 
 | 178.255-14 Marking. |  | 
| 49:3.1.1.1.1.5.1.17 | SECTION 178.255-15 
 | 178.255-15 Report. |  | 
| 49:3.1.1.1.1.5.1.18 | SECTION 178.273 
 | 178.273 Approval of Specification UN portable tanks. |  | 
| 49:3.1.1.1.1.5.1.19 | SECTION 178.274 
 | 178.274 Specifications for UN portable tanks. |  | 
| 49:3.1.1.1.1.5.1.20 | SECTION 178.275 
 | 178.275 Specification for UN Portable Tanks intended for the transportation of liquid and solid hazardous materials. |  | 
| 49:3.1.1.1.1.5.1.21 | SECTION 178.276 
 | 178.276 Requirements for the design, construction, inspection and testing of portable tanks intended for the transportation of non-refrigerated liquefied compressed gases. |  | 
| 49:3.1.1.1.1.5.1.22 | SECTION 178.277 
 | 178.277 Requirements for the design, construction, inspection and testing of portable tanks intended for the transportation of refrigerated liquefied gases. |  | 
| 49:3.1.1.1.1.6 | SUBPART I 
 | Subpart I [Reserved] |  | 
| 49:3.1.1.1.1.7 | SUBPART J 
 | Subpart J - Specifications for Containers for Motor Vehicle Transportation |  | 
| 49:3.1.1.1.1.7.1.1 | SECTION 178.318 
 | 178.318 Specification MC 201; container for detonators and percussion caps. |  | 
| 49:3.1.1.1.1.7.1.2 | SECTION 178.318-1 
 | 178.318-1 Scope. |  | 
| 49:3.1.1.1.1.7.1.3 | SECTION 178.318-2 
 | 178.318-2 Container. |  | 
| 49:3.1.1.1.1.7.1.4 | SECTION 178.318-3 
 | 178.318-3 Marking. |  | 
| 49:3.1.1.1.1.7.1.5 | SECTION 178.320 
 | 178.320 General requirements applicable to all DOT specification cargo tank motor vehicles. |  | 
| 49:3.1.1.1.1.7.1.6 | SECTION 178.337 
 | 178.337 Specification MC 331; cargo tank motor vehicle primarily for transportation of compressed gases as defined in subpart G of part 173 of this subchapter. |  | 
| 49:3.1.1.1.1.7.1.7 | SECTION 178.337-1 
 | 178.337-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.8 | SECTION 178.337-2 
 | 178.337-2 Material. |  | 
| 49:3.1.1.1.1.7.1.9 | SECTION 178.337-3 
 | 178.337-3 Structural integrity. |  | 
| 49:3.1.1.1.1.7.1.10 | SECTION 178.337-4 
 | 178.337-4 Joints. |  | 
| 49:3.1.1.1.1.7.1.11 | SECTION 178.337-5 
 | 178.337-5 Bulkheads, baffles and ring stiffeners. |  | 
| 49:3.1.1.1.1.7.1.12 | SECTION 178.337-6 
 | 178.337-6 Closure for manhole. |  | 
| 49:3.1.1.1.1.7.1.13 | SECTION 178.337-7 
 | 178.337-7 Overturn protection. |  | 
| 49:3.1.1.1.1.7.1.14 | SECTION 178.337-8 
 | 178.337-8 Openings, inlets, and outlets. |  | 
| 49:3.1.1.1.1.7.1.15 | SECTION 178.337-9 
 | 178.337-9 Pressure relief devices, piping, valves, hoses, and fittings. |  | 
| 49:3.1.1.1.1.7.1.16 | SECTION 178.337-10 
 | 178.337-10 Accident damage protection. |  | 
| 49:3.1.1.1.1.7.1.17 | SECTION 178.337-11 
 | 178.337-11 Emergency discharge control. |  | 
| 49:3.1.1.1.1.7.1.18 | SECTION 178.337-12 
 | 178.337-12 [Reserved] |  | 
| 49:3.1.1.1.1.7.1.19 | SECTION 178.337-13 
 | 178.337-13 Supporting and anchoring. |  | 
| 49:3.1.1.1.1.7.1.20 | SECTION 178.337-14 
 | 178.337-14 Gauging devices. |  | 
| 49:3.1.1.1.1.7.1.21 | SECTION 178.337-15 
 | 178.337-15 Pumps and compressors. |  | 
| 49:3.1.1.1.1.7.1.22 | SECTION 178.337-16 
 | 178.337-16 Testing. |  | 
| 49:3.1.1.1.1.7.1.23 | SECTION 178.337-17 
 | 178.337-17 Marking. |  | 
| 49:3.1.1.1.1.7.1.24 | SECTION 178.337-18 
 | 178.337-18 Certification. |  | 
| 49:3.1.1.1.1.7.1.25 | SECTION 178.338 
 | 178.338 Specification MC-338; insulated cargo tank motor vehicle. |  | 
| 49:3.1.1.1.1.7.1.26 | SECTION 178.338-1 
 | 178.338-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.27 | SECTION 178.338-2 
 | 178.338-2 Material. |  | 
| 49:3.1.1.1.1.7.1.28 | SECTION 178.338-3 
 | 178.338-3 Structural integrity. |  | 
| 49:3.1.1.1.1.7.1.29 | SECTION 178.338-4 
 | 178.338-4 Joints. |  | 
| 49:3.1.1.1.1.7.1.30 | SECTION 178.338-5 
 | 178.338-5 Stiffening rings. |  | 
| 49:3.1.1.1.1.7.1.31 | SECTION 178.338-6 
 | 178.338-6 Manholes. |  | 
| 49:3.1.1.1.1.7.1.32 | SECTION 178.338-7 
 | 178.338-7 Openings. |  | 
| 49:3.1.1.1.1.7.1.33 | SECTION 178.338-8 
 | 178.338-8 Pressure relief devices, piping, valves, and fittings. |  | 
| 49:3.1.1.1.1.7.1.34 | SECTION 178.338-9 
 | 178.338-9 Holding time. |  | 
| 49:3.1.1.1.1.7.1.35 | SECTION 178.338-10 
 | 178.338-10 Accident damage protection. |  | 
| 49:3.1.1.1.1.7.1.36 | SECTION 178.338-11 
 | 178.338-11 Discharge control devices. |  | 
| 49:3.1.1.1.1.7.1.37 | SECTION 178.338-12 
 | 178.338-12 Shear section. |  | 
| 49:3.1.1.1.1.7.1.38 | SECTION 178.338-13 
 | 178.338-13 Supporting and anchoring. |  | 
| 49:3.1.1.1.1.7.1.39 | SECTION 178.338-14 
 | 178.338-14 Gauging devices. |  | 
| 49:3.1.1.1.1.7.1.40 | SECTION 178.338-15 
 | 178.338-15 Cleanliness. |  | 
| 49:3.1.1.1.1.7.1.41 | SECTION 178.338-16 
 | 178.338-16 Inspection and testing. |  | 
| 49:3.1.1.1.1.7.1.42 | SECTION 178.338-17 
 | 178.338-17 Pumps and compressors. |  | 
| 49:3.1.1.1.1.7.1.43 | SECTION 178.338-18 
 | 178.338-18 Marking. |  | 
| 49:3.1.1.1.1.7.1.44 | SECTION 178.338-19 
 | 178.338-19 Certification. |  | 
| 49:3.1.1.1.1.7.1.45 | SECTION 178.340-178.343 
 | 178.340-178.343 [Reserved] |  | 
| 49:3.1.1.1.1.7.1.46 | SECTION 178.345 
 | 178.345 General design and construction requirements applicable to Specification DOT 406 (§ 178.346), DOT 407 (§ 178.347), and DOT 412 (§ 178.348) cargo tank motor vehicles. |  | 
| 49:3.1.1.1.1.7.1.47 | SECTION 178.345-1 
 | 178.345-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.48 | SECTION 178.345-2 
 | 178.345-2 Material and material thickness. |  | 
| 49:3.1.1.1.1.7.1.49 | SECTION 178.345-3 
 | 178.345-3 Structural integrity. |  | 
| 49:3.1.1.1.1.7.1.50 | SECTION 178.345-4 
 | 178.345-4 Joints. |  | 
| 49:3.1.1.1.1.7.1.51 | SECTION 178.345-5 
 | 178.345-5 Manhole assemblies. |  | 
| 49:3.1.1.1.1.7.1.52 | SECTION 178.345-6 
 | 178.345-6 Supports and anchoring. |  | 
| 49:3.1.1.1.1.7.1.53 | SECTION 178.345-7 
 | 178.345-7 Circumferential reinforcements. |  | 
| 49:3.1.1.1.1.7.1.54 | SECTION 178.345-8 
 | 178.345-8 Accident damage protection. |  | 
| 49:3.1.1.1.1.7.1.55 | SECTION 178.345-9 
 | 178.345-9 Pumps, piping, hoses and connections. |  | 
| 49:3.1.1.1.1.7.1.56 | SECTION 178.345-10 
 | 178.345-10 Pressure relief. |  | 
| 49:3.1.1.1.1.7.1.57 | SECTION 178.345-11 
 | 178.345-11 Tank outlets. |  | 
| 49:3.1.1.1.1.7.1.58 | SECTION 178.345-12 
 | 178.345-12 Gauging devices. |  | 
| 49:3.1.1.1.1.7.1.59 | SECTION 178.345-13 
 | 178.345-13 Pressure and leakage tests. |  | 
| 49:3.1.1.1.1.7.1.60 | SECTION 178.345-14 
 | 178.345-14 Marking. |  | 
| 49:3.1.1.1.1.7.1.61 | SECTION 178.345-15 
 | 178.345-15 Certification. |  | 
| 49:3.1.1.1.1.7.1.62 | SECTION 178.346 
 | 178.346 Specification DOT 406; cargo tank motor vehicle. |  | 
| 49:3.1.1.1.1.7.1.63 | SECTION 178.346-1 
 | 178.346-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.64 | SECTION 178.346-2 
 | 178.346-2 Material and thickness of material. |  | 
| 49:3.1.1.1.1.7.1.65 | SECTION 178.346-3 
 | 178.346-3 Pressure relief. |  | 
| 49:3.1.1.1.1.7.1.66 | SECTION 178.346-4 
 | 178.346-4 Outlets. |  | 
| 49:3.1.1.1.1.7.1.67 | SECTION 178.346-5 
 | 178.346-5 Pressure and leakage tests. |  | 
| 49:3.1.1.1.1.7.1.68 | SECTION 178.347 
 | 178.347 Specification DOT 407; cargo tank motor vehicle. |  | 
| 49:3.1.1.1.1.7.1.69 | SECTION 178.347-1 
 | 178.347-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.70 | SECTION 178.347-2 
 | 178.347-2 Material and thickness of material. |  | 
| 49:3.1.1.1.1.7.1.71 | SECTION 178.347-3 
 | 178.347-3 Manhole assemblies. |  | 
| 49:3.1.1.1.1.7.1.72 | SECTION 178.347-4 
 | 178.347-4 Pressure relief. |  | 
| 49:3.1.1.1.1.7.1.73 | SECTION 178.347-5 
 | 178.347-5 Pressure and leakage test. |  | 
| 49:3.1.1.1.1.7.1.74 | SECTION 178.348 
 | 178.348 Specification DOT 412; cargo tank motor vehicle. |  | 
| 49:3.1.1.1.1.7.1.75 | SECTION 178.348-1 
 | 178.348-1 General requirements. |  | 
| 49:3.1.1.1.1.7.1.76 | SECTION 178.348-2 
 | 178.348-2 Material and thickness of material. |  | 
| 49:3.1.1.1.1.7.1.77 | SECTION 178.348-3 
 | 178.348-3 Pumps, piping, hoses and connections. |  | 
| 49:3.1.1.1.1.7.1.78 | SECTION 178.348-4 
 | 178.348-4 Pressure relief. |  | 
| 49:3.1.1.1.1.7.1.79 | SECTION 178.348-5 
 | 178.348-5 Pressure and leakage test. |  | 
| 49:3.1.1.1.1.8 | SUBPART K 
 | Subpart K - Specifications for Packagings for Class 7 (Radioactive) Materials |  | 
| 49:3.1.1.1.1.8.1.1 | SECTION 178.350 
 | 178.350 Specification 7A; general packaging, Type A. |  | 
| 49:3.1.1.1.1.9 | SUBPART L 
 | Subpart L - Non-bulk Performance-Oriented Packaging Standards |  | 
| 49:3.1.1.1.1.9.1.1 | SECTION 178.500 
 | 178.500 Purpose, scope and definitions. |  | 
| 49:3.1.1.1.1.9.1.2 | SECTION 178.502 
 | 178.502 Identification codes for packagings. |  | 
| 49:3.1.1.1.1.9.1.3 | SECTION 178.503 
 | 178.503 Marking of packagings. |  | 
| 49:3.1.1.1.1.9.1.4 | SECTION 178.504 
 | 178.504 Standards for steel drums. |  | 
| 49:3.1.1.1.1.9.1.5 | SECTION 178.505 
 | 178.505 Standards for aluminum drums. |  | 
| 49:3.1.1.1.1.9.1.6 | SECTION 178.506 
 | 178.506 Standards for metal drums other than steel or aluminum. |  | 
| 49:3.1.1.1.1.9.1.7 | SECTION 178.507 
 | 178.507 Standards for plywood drums. |  | 
| 49:3.1.1.1.1.9.1.8 | SECTION 178.508 
 | 178.508 Standards for fiber drums. |  | 
| 49:3.1.1.1.1.9.1.9 | SECTION 178.509 
 | 178.509 Standards for plastic drums and jerricans. |  | 
| 49:3.1.1.1.1.9.1.10 | SECTION 178.510 
 | 178.510 Standards for wooden barrels. |  | 
| 49:3.1.1.1.1.9.1.11 | SECTION 178.511 
 | 178.511 Standards for aluminum and steel jerricans. |  | 
| 49:3.1.1.1.1.9.1.12 | SECTION 178.512 
 | 178.512 Standards for steel, aluminum or other metal boxes. |  | 
| 49:3.1.1.1.1.9.1.13 | SECTION 178.513 
 | 178.513 Standards for boxes of natural wood. |  | 
| 49:3.1.1.1.1.9.1.14 | SECTION 178.514 
 | 178.514 Standards for plywood boxes. |  | 
| 49:3.1.1.1.1.9.1.15 | SECTION 178.515 
 | 178.515 Standards for reconstituted wood boxes. |  | 
| 49:3.1.1.1.1.9.1.16 | SECTION 178.516 
 | 178.516 Standards for fiberboard boxes. |  | 
| 49:3.1.1.1.1.9.1.17 | SECTION 178.517 
 | 178.517 Standards for plastic boxes. |  | 
| 49:3.1.1.1.1.9.1.18 | SECTION 178.518 
 | 178.518 Standards for woven plastic bags. |  | 
| 49:3.1.1.1.1.9.1.19 | SECTION 178.519 
 | 178.519 Standards for plastic film bags. |  | 
| 49:3.1.1.1.1.9.1.20 | SECTION 178.520 
 | 178.520 Standards for textile bags. |  | 
| 49:3.1.1.1.1.9.1.21 | SECTION 178.521 
 | 178.521 Standards for paper bags. |  | 
| 49:3.1.1.1.1.9.1.22 | SECTION 178.522 
 | 178.522 Standards for composite packagings with inner plastic receptacles. |  | 
| 49:3.1.1.1.1.9.1.23 | SECTION 178.523 
 | 178.523 Standards for composite packagings with inner glass, porcelain, or stoneware receptacles. |  | 
| 49:3.1.1.1.1.10 | SUBPART M 
 | Subpart M - Testing of Non-bulk Packagings and Packages |  | 
| 49:3.1.1.1.1.10.1.1 | SECTION 178.600 
 | 178.600 Purpose and scope. |  | 
| 49:3.1.1.1.1.10.1.2 | SECTION 178.601 
 | 178.601 General requirements. |  | 
| 49:3.1.1.1.1.10.1.3 | SECTION 178.602 
 | 178.602 Preparation of packagings and packages for testing. |  | 
| 49:3.1.1.1.1.10.1.4 | SECTION 178.603 
 | 178.603 Drop test. |  | 
| 49:3.1.1.1.1.10.1.5 | SECTION 178.604 
 | 178.604 Leakproofness test. |  | 
| 49:3.1.1.1.1.10.1.6 | SECTION 178.605 
 | 178.605 Hydrostatic pressure test. |  | 
| 49:3.1.1.1.1.10.1.7 | SECTION 178.606 
 | 178.606 Stacking test. |  | 
| 49:3.1.1.1.1.10.1.8 | SECTION 178.607 
 | 178.607 Cooperage test for bung-type wooden barrels. |  | 
| 49:3.1.1.1.1.10.1.9 | SECTION 178.608 
 | 178.608 Vibration standard. |  | 
| 49:3.1.1.1.1.10.1.10 | SECTION 178.609 
 | 178.609 Test requirements for packagings for infectious substances. |  | 
| 49:3.1.1.1.1.11 | SUBPART N 
 | Subpart N - IBC Performance-Oriented Standards |  | 
| 49:3.1.1.1.1.11.1.1 | SECTION 178.700 
 | 178.700 Purpose, scope and definitions. |  | 
| 49:3.1.1.1.1.11.1.2 | SECTION 178.702 
 | 178.702 IBC codes. |  | 
| 49:3.1.1.1.1.11.1.3 | SECTION 178.703 
 | 178.703 Marking of IBCs. |  | 
| 49:3.1.1.1.1.11.1.4 | SECTION 178.704 
 | 178.704 General IBC standards. |  | 
| 49:3.1.1.1.1.11.1.5 | SECTION 178.705 
 | 178.705 Standards for metal IBCs. |  | 
| 49:3.1.1.1.1.11.1.6 | SECTION 178.706 
 | 178.706 Standards for rigid plastic IBCs. |  | 
| 49:3.1.1.1.1.11.1.7 | SECTION 178.707 
 | 178.707 Standards for composite IBCs. |  | 
| 49:3.1.1.1.1.11.1.8 | SECTION 178.708 
 | 178.708 Standards for fiberboard IBCs. |  | 
| 49:3.1.1.1.1.11.1.9 | SECTION 178.709 
 | 178.709 Standards for wooden IBCs. |  | 
| 49:3.1.1.1.1.11.1.10 | SECTION 178.710 
 | 178.710 Standards for flexible IBCs. |  | 
| 49:3.1.1.1.1.12 | SUBPART O 
 | Subpart O - Testing of IBCs |  | 
| 49:3.1.1.1.1.12.1.1 | SECTION 178.800 
 | 178.800 Purpose and scope. |  | 
| 49:3.1.1.1.1.12.1.2 | SECTION 178.801 
 | 178.801 General requirements. |  | 
| 49:3.1.1.1.1.12.1.3 | SECTION 178.802 
 | 178.802 Preparation of fiberboard IBCs for testing. |  | 
| 49:3.1.1.1.1.12.1.4 | SECTION 178.803 
 | 178.803 Testing and certification of IBCs. |  | 
| 49:3.1.1.1.1.12.1.5 | SECTION 178.810 
 | 178.810 Drop test. |  | 
| 49:3.1.1.1.1.12.1.6 | SECTION 178.811 
 | 178.811 Bottom lift test. |  | 
| 49:3.1.1.1.1.12.1.7 | SECTION 178.812 
 | 178.812 Top lift test. |  | 
| 49:3.1.1.1.1.12.1.8 | SECTION 178.813 
 | 178.813 Leakproofness test. |  | 
| 49:3.1.1.1.1.12.1.9 | SECTION 178.814 
 | 178.814 Hydrostatic pressure test. |  | 
| 49:3.1.1.1.1.12.1.10 | SECTION 178.815 
 | 178.815 Stacking test. |  | 
| 49:3.1.1.1.1.12.1.11 | SECTION 178.816 
 | 178.816 Topple test. |  | 
| 49:3.1.1.1.1.12.1.12 | SECTION 178.817 
 | 178.817 Righting test. |  | 
| 49:3.1.1.1.1.12.1.13 | SECTION 178.818 
 | 178.818 Tear test. |  | 
| 49:3.1.1.1.1.12.1.14 | SECTION 178.819 
 | 178.819 Vibration test. |  | 
| 49:3.1.1.1.1.13 | SUBPART P 
 | Subpart P - Large Packagings Standards |  | 
| 49:3.1.1.1.1.13.1.1 | SECTION 178.900 
 | 178.900 Purpose and scope. |  | 
| 49:3.1.1.1.1.13.1.2 | SECTION 178.905 
 | 178.905 Large Packaging identification codes. |  | 
| 49:3.1.1.1.1.13.1.3 | SECTION 178.910 
 | 178.910 Marking of Large Packagings. |  | 
| 49:3.1.1.1.1.13.1.4 | SECTION 178.915 
 | 178.915 General Large Packaging standards. |  | 
| 49:3.1.1.1.1.13.1.5 | SECTION 178.920 
 | 178.920 Standards for metal Large Packagings. |  | 
| 49:3.1.1.1.1.13.1.6 | SECTION 178.925 
 | 178.925 Standards for rigid plastic Large Packagings. |  | 
| 49:3.1.1.1.1.13.1.7 | SECTION 178.930 
 | 178.930 Standards for fiberboard Large Packagings. |  | 
| 49:3.1.1.1.1.13.1.8 | SECTION 178.935 
 | 178.935 Standards for wooden Large Packagings. |  | 
| 49:3.1.1.1.1.13.1.9 | SECTION 178.940 
 | 178.940 Standards for flexible Large Packagings. |  | 
| 49:3.1.1.1.1.14 | SUBPART Q 
 | Subpart Q - Testing of Large Packagings |  | 
| 49:3.1.1.1.1.14.1.1 | SECTION 178.950 
 | 178.950 Purpose and scope. |  | 
| 49:3.1.1.1.1.14.1.2 | SECTION 178.955 
 | 178.955 General requirements. |  | 
| 49:3.1.1.1.1.14.1.3 | SECTION 178.960 
 | 178.960 Preparation of Large Packagings for testing. |  | 
| 49:3.1.1.1.1.14.1.4 | SECTION 178.965 
 | 178.965 Drop test. |  | 
| 49:3.1.1.1.1.14.1.5 | SECTION 178.970 
 | 178.970 Bottom lift test. |  | 
| 49:3.1.1.1.1.14.1.6 | SECTION 178.975 
 | 178.975 Top lift test. |  | 
| 49:3.1.1.1.1.14.1.7 | SECTION 178.980 
 | 178.980 Stacking test. |  | 
| 49:3.1.1.1.1.14.1.8 | SECTION 178.985 
 | 178.985 Vibration test. |  | 
| 49:3.1.1.1.1.15 | SUBPART R 
 | Subpart R - Flexible Bulk Container Standards |  | 
| 49:3.1.1.1.1.15.1.1 | SECTION 178.1000 
 | 178.1000 Purpose and scope. |  | 
| 49:3.1.1.1.1.15.1.2 | SECTION 178.1005 
 | 178.1005 Flexible Bulk Container identification code. |  | 
| 49:3.1.1.1.1.15.1.3 | SECTION 178.1010 
 | 178.1010 Marking of Flexible Bulk Containers. |  | 
| 49:3.1.1.1.1.15.1.4 | SECTION 178.1015 
 | 178.1015 General Flexible Bulk Container standards. |  | 
| 49:3.1.1.1.1.15.1.5 | SECTION 178.1020 
 | 178.1020 Period of use for transportation of hazardous materials in Flexible Bulk Containers. |  | 
| 49:3.1.1.1.1.16 | SUBPART S 
 | Subpart S - Testing of Flexible Bulk Containers |  | 
| 49:3.1.1.1.1.16.1.1 | SECTION 178.1030 
 | 178.1030 Purpose and scope. |  | 
| 49:3.1.1.1.1.16.1.2 | SECTION 178.1035 
 | 178.1035 General requirements. |  | 
| 49:3.1.1.1.1.16.1.3 | SECTION 178.1040 
 | 178.1040 Preparation of Flexible Bulk Containers for testing. |  | 
| 49:3.1.1.1.1.16.1.4 | SECTION 178.1045 
 | 178.1045 Drop test. |  | 
| 49:3.1.1.1.1.16.1.5 | SECTION 178.1050 
 | 178.1050 Top lift test. |  | 
| 49:3.1.1.1.1.16.1.6 | SECTION 178.1055 
 | 178.1055 Stacking test. |  | 
| 49:3.1.1.1.1.16.1.7 | SECTION 178.1060 
 | 178.1060 Topple test. |  | 
| 49:3.1.1.1.1.16.1.8 | SECTION 178.1065 
 | 178.1065 Righting test. |  | 
| 49:3.1.1.1.1.16.1.9 | SECTION 178.1070 
 | 178.1070 Tear test. |  | 
| 49:3.1.1.1.1.17 | SUBPART 0 
 |  |  | 
| 49:3.1.1.1.1.18.1.1.2 | APPENDIX Appendix A 
 | Appendix A to Part 178 - Specifications for Steel |  | 
| 49:3.1.1.1.1.18.1.1.3 | APPENDIX Appendix B 
 | Appendix B to Part 178 - Alternative Leakproofness Test Methods |  | 
| 49:3.1.1.1.1.18.1.1.4 | APPENDIX Appendix C 
 | Appendix C to Part 178 - Nominal and Minimum Thicknesses of Steel Drums and Jerricans |  | 
| 49:3.1.1.1.1.18.1.1.5 | APPENDIX Appendix D 
 | Appendix D to Part 178 - Thermal Resistance Test |  | 
| 49:3.1.1.1.1.18.1.1.6 | APPENDIX Appendix E 
 | Appendix E to Part 178 - Flame Penetration Resistance Test |  | 
| 49:3.1.1.1.2 | PART 179 
 | PART 179 - SPECIFICATIONS FOR TANK CARS |  | 
| 49:3.1.1.1.2.1 | SUBPART A 
 | Subpart A - Introduction, Approvals and Reports |  | 
| 49:3.1.1.1.2.1.1.1 | SECTION 179.1 
 | 179.1 General. |  | 
| 49:3.1.1.1.2.1.1.2 | SECTION 179.2 
 | 179.2 Definitions and abbreviations. |  | 
| 49:3.1.1.1.2.1.1.3 | SECTION 179.3 
 | 179.3 Procedure for securing approval. |  | 
| 49:3.1.1.1.2.1.1.4 | SECTION 179.4 
 | 179.4 Changes in specifications for tank cars. |  | 
| 49:3.1.1.1.2.1.1.5 | SECTION 179.5 
 | 179.5 Certificate of construction. |  | 
| 49:3.1.1.1.2.1.1.6 | SECTION 179.6 
 | 179.6 Repairs and alterations. |  | 
| 49:3.1.1.1.2.1.1.7 | SECTION 179.7 
 | 179.7 Quality assurance program. |  | 
| 49:3.1.1.1.2.1.1.8 | SECTION 179.8 
 | 179.8 Limitation on actions by states, local governments, and Indian tribes. |  | 
| 49:3.1.1.1.2.2 | SUBPART B 
 | Subpart B - General Design Requirements |  | 
| 49:3.1.1.1.2.2.1.1 | SECTION 179.10 
 | 179.10 Tank mounting. |  | 
| 49:3.1.1.1.2.2.1.2 | SECTION 179.11 
 | 179.11 Welding certification. |  | 
| 49:3.1.1.1.2.2.1.3 | SECTION 179.12 
 | 179.12 Interior heater systems. |  | 
| 49:3.1.1.1.2.2.1.4 | SECTION 179.13 
 | 179.13 Tank car capacity and gross weight limitation. |  | 
| 49:3.1.1.1.2.2.1.5 | SECTION 179.14 
 | 179.14 Coupler vertical restraint system. |  | 
| 49:3.1.1.1.2.2.1.6 | SECTION 179.15 
 | 179.15 Pressure relief devices. |  | 
| 49:3.1.1.1.2.2.1.7 | SECTION 179.16 
 | 179.16 Tank-head puncture-resistance systems. |  | 
| 49:3.1.1.1.2.2.1.8 | SECTION 179.18 
 | 179.18 Thermal protection systems. |  | 
| 49:3.1.1.1.2.2.1.9 | SECTION 179.20 
 | 179.20 Service equipment; protection systems. |  | 
| 49:3.1.1.1.2.2.1.10 | SECTION 179.22 
 | 179.22 Marking. |  | 
| 49:3.1.1.1.2.2.1.11 | SECTION 179.24 
 | 179.24 Stamping. |  | 
| 49:3.1.1.1.2.3 | SUBPART C 
 | Subpart C - Specifications for Pressure Tank Car Tanks (Classes DOT-105, 109, 112, 114 and 120) |  | 
| 49:3.1.1.1.2.3.1.1 | SECTION 179.100 
 | 179.100 General specifications applicable to pressure tank car tanks. |  | 
| 49:3.1.1.1.2.3.1.2 | SECTION 179.100-1 
 | 179.100-1 Tanks built under these specifications shall comply with the requirements of §§ 179.100, 179.101 and when applicable, §§ 179.102 and 179.103. |  | 
| 49:3.1.1.1.2.3.1.3 | SECTION 179.100-3 
 | 179.100-3 Type. |  | 
| 49:3.1.1.1.2.3.1.4 | SECTION 179.100-4 
 | 179.100-4 Insulation. |  | 
| 49:3.1.1.1.2.3.1.5 | SECTION 179.100-6 
 | 179.100-6 Thickness of plates. |  | 
| 49:3.1.1.1.2.3.1.6 | SECTION 179.100-7 
 | 179.100-7 Materials. |  | 
| 49:3.1.1.1.2.3.1.7 | SECTION 179.100-8 
 | 179.100-8 Tank heads. |  | 
| 49:3.1.1.1.2.3.1.8 | SECTION 179.100-9 
 | 179.100-9 Welding. |  | 
| 49:3.1.1.1.2.3.1.9 | SECTION 179.100-10 
 | 179.100-10 Postweld heat treatment. |  | 
| 49:3.1.1.1.2.3.1.10 | SECTION 179.100-12 
 | 179.100-12 Manway nozzle, cover and protective housing. |  | 
| 49:3.1.1.1.2.3.1.11 | SECTION 179.100-13 
 | 179.100-13 Venting, loading and unloading valves, measuring and sampling devices. |  | 
| 49:3.1.1.1.2.3.1.12 | SECTION 179.100-14 
 | 179.100-14 Bottom outlets. |  | 
| 49:3.1.1.1.2.3.1.13 | SECTION 179.100-16 
 | 179.100-16 Attachments. |  | 
| 49:3.1.1.1.2.3.1.14 | SECTION 179.100-17 
 | 179.100-17 Closures for openings. |  | 
| 49:3.1.1.1.2.3.1.15 | SECTION 179.100-18 
 | 179.100-18 Tests of tanks. |  | 
| 49:3.1.1.1.2.3.1.16 | SECTION 179.100-19 
 | 179.100-19 Tests of safety relief valves. |  | 
| 49:3.1.1.1.2.3.1.17 | SECTION 179.100-20 
 | 179.100-20 Stamping. |  | 
| 49:3.1.1.1.2.3.1.18 | SECTION 179.101 
 | 179.101 Individual specification requirements applicable to pressure tank car tanks. |  | 
| 49:3.1.1.1.2.3.1.19 | SECTION 179.101-1 
 | 179.101-1 Individual specification requirements. |  | 
| 49:3.1.1.1.2.3.1.20 | SECTION 179.102 
 | 179.102 Special commodity requirements for pressure tank car tanks. |  | 
| 49:3.1.1.1.2.3.1.21 | SECTION 179.102-1 
 | 179.102-1 Carbon dioxide, refrigerated liquid. |  | 
| 49:3.1.1.1.2.3.1.22 | SECTION 179.102-2 
 | 179.102-2 Chlorine. |  | 
| 49:3.1.1.1.2.3.1.23 | SECTION 179.102-3 
 | 179.102-3 Materials poisonous by inhalation. |  | 
| 49:3.1.1.1.2.3.1.24 | SECTION 179.102-4 
 | 179.102-4 Vinyl fluoride, stabilized. |  | 
| 49:3.1.1.1.2.3.1.25 | SECTION 179.102-17 
 | 179.102-17 Hydrogen chloride, refrigerated liquid. |  | 
| 49:3.1.1.1.2.3.1.26 | SECTION 179.103 
 | 179.103 Special requirements for class 114A * * * tank car tanks. |  | 
| 49:3.1.1.1.2.3.1.27 | SECTION 179.103-1 
 | 179.103-1 Type. |  | 
| 49:3.1.1.1.2.3.1.28 | SECTION 179.103-2 
 | 179.103-2 Manway cover. |  | 
| 49:3.1.1.1.2.3.1.29 | SECTION 179.103-3 
 | 179.103-3 Venting, loading and unloading valves, measuring and sampling devices. |  | 
| 49:3.1.1.1.2.3.1.30 | SECTION 179.103-4 
 | 179.103-4 Safety relief devices and pressure regulators. |  | 
| 49:3.1.1.1.2.3.1.31 | SECTION 179.103-5 
 | 179.103-5 Bottom outlets. |  | 
| 49:3.1.1.1.2.4 | SUBPART D 
 | Subpart D - Specifications for Non-Pressure Tank Car Tanks (Classes DOT-111AW, 115AW, and 117AW) |  | 
| 49:3.1.1.1.2.4.1.1 | SECTION 179.200 
 | 179.200 General specifications applicable to non-pressure tank car tanks (Class DOT-111, DOT-117). |  | 
| 49:3.1.1.1.2.4.1.2 | SECTION 179.200-1 
 | 179.200-1 Tank built under these specifications must meet the applicable requirements in this part. |  | 
| 49:3.1.1.1.2.4.1.3 | SECTION 179.200-3 
 | 179.200-3 Type. |  | 
| 49:3.1.1.1.2.4.1.4 | SECTION 179.200-4 
 | 179.200-4 Insulation. |  | 
| 49:3.1.1.1.2.4.1.5 | SECTION 179.200-6 
 | 179.200-6 Thickness of plates. |  | 
| 49:3.1.1.1.2.4.1.6 | SECTION 179.200-7 
 | 179.200-7 Materials. |  | 
| 49:3.1.1.1.2.4.1.7 | SECTION 179.200-8 
 | 179.200-8 Tank heads. |  | 
| 49:3.1.1.1.2.4.1.8 | SECTION 179.200-9 
 | 179.200-9 Compartment tanks. |  | 
| 49:3.1.1.1.2.4.1.9 | SECTION 179.200-10 
 | 179.200-10 Welding. |  | 
| 49:3.1.1.1.2.4.1.10 | SECTION 179.200-11 
 | 179.200-11 Postweld heat treatment. |  | 
| 49:3.1.1.1.2.4.1.11 | SECTION 179.200-13 
 | 179.200-13 Manway ring or flange, pressure relief device flange, bottom outlet nozzle flange, bottom washout nozzle flange and other attachments and openings. |  | 
| 49:3.1.1.1.2.4.1.12 | SECTION 179.200-14 
 | 179.200-14 Expansion capacity. |  | 
| 49:3.1.1.1.2.4.1.13 | SECTION 179.200-15 
 | 179.200-15 Closures for manways. |  | 
| 49:3.1.1.1.2.4.1.14 | SECTION 179.200-16 
 | 179.200-16 Gauging devices, top loading and unloading devices, venting and air inlet devices. |  | 
| 49:3.1.1.1.2.4.1.15 | SECTION 179.200-17 
 | 179.200-17 Bottom outlets. |  | 
| 49:3.1.1.1.2.4.1.16 | SECTION 179.200-19 
 | 179.200-19 Reinforcements, when used, and appurtenances not otherwise specified. |  | 
| 49:3.1.1.1.2.4.1.17 | SECTION 179.200-21 
 | 179.200-21 Closures for openings. |  | 
| 49:3.1.1.1.2.4.1.18 | SECTION 179.200-22 
 | 179.200-22 Test of tanks. |  | 
| 49:3.1.1.1.2.4.1.19 | SECTION 179.200-23 
 | 179.200-23 Tests of pressure relief valves. |  | 
| 49:3.1.1.1.2.4.1.20 | SECTION 179.200-24 
 | 179.200-24 Stamping. |  | 
| 49:3.1.1.1.2.4.1.21 | SECTION 179.201 
 | 179.201 Individual specification requirements applicable to non-pressure tank car tanks. |  | 
| 49:3.1.1.1.2.4.1.22 | SECTION 179.201-1 
 | 179.201-1 Individual specification requirements. |  | 
| 49:3.1.1.1.2.4.1.23 | SECTION 179.201-2 
 | 179.201-2 [Reserved] |  | 
| 49:3.1.1.1.2.4.1.24 | SECTION 179.201-3 
 | 179.201-3 Lined tanks. |  | 
| 49:3.1.1.1.2.4.1.25 | SECTION 179.201-4 
 | 179.201-4 Material. |  | 
| 49:3.1.1.1.2.4.1.26 | SECTION 179.201-5 
 | 179.201-5 Postweld heat treatment and corrosion resistance. |  | 
| 49:3.1.1.1.2.4.1.27 | SECTION 179.201-6 
 | 179.201-6 Manways and manway closures. |  | 
| 49:3.1.1.1.2.4.1.28 | SECTION 179.201-8 
 | 179.201-8 Sampling device and thermometer well. |  | 
| 49:3.1.1.1.2.4.1.29 | SECTION 179.201-9 
 | 179.201-9 Gauging device. |  | 
| 49:3.1.1.1.2.4.1.30 | SECTION 179.201-10 
 | 179.201-10 Water capacity marking. |  | 
| 49:3.1.1.1.2.4.1.31 | SECTION 179.201-11 
 | 179.201-11 Insulation. |  | 
| 49:3.1.1.1.2.4.1.32 | SECTION 179.202 
 | 179.202 Individual specification requirements applicable to DOT-117 tank car tanks. |  | 
| 49:3.1.1.1.2.4.1.33 | SECTION 179.202-1 
 | 179.202-1 Applicability. |  | 
| 49:3.1.1.1.2.4.1.34 | SECTION 179.202-2 
 | 179.202-2 [Reserved] |  | 
| 49:3.1.1.1.2.4.1.35 | SECTION 179.202-3 
 | 179.202-3 Approval to operate at 286,000 gross rail load (GRL). |  | 
| 49:3.1.1.1.2.4.1.36 | SECTION 179.202-4 
 | 179.202-4 Thickness of plates. |  | 
| 49:3.1.1.1.2.4.1.37 | SECTION 179.202-5 
 | 179.202-5 Tank head puncture resistance system. |  | 
| 49:3.1.1.1.2.4.1.38 | SECTION 179.202-6 
 | 179.202-6 Thermal protection system. |  | 
| 49:3.1.1.1.2.4.1.39 | SECTION 179.202-7 
 | 179.202-7 Jackets. |  | 
| 49:3.1.1.1.2.4.1.40 | SECTION 179.202-8 
 | 179.202-8 Bottom outlets. |  | 
| 49:3.1.1.1.2.4.1.41 | SECTION 179.202-9 
 | 179.202-9 Top fittings protection. |  | 
| 49:3.1.1.1.2.4.1.42 | SECTION 179.202-11 
 | 179.202-11 Individual specification requirements. |  | 
| 49:3.1.1.1.2.4.1.43 | SECTION 179.202-12 
 | 179.202-12 Performance standard requirements (DOT-117P). |  | 
| 49:3.1.1.1.2.4.1.44 | SECTION 179.202-13 
 | 179.202-13 Retrofit standard requirements (DOT-117R). |  | 
| 49:3.1.1.1.2.4.1.45 | SECTION 179.203 - 179.202-22 
 | 179.203--179.202-22 [Reserved] |  | 
| 49:3.1.1.1.2.4.1.46 | SECTION 179.220 
 | 179.220 General specifications applicable to nonpressure tank car tanks consisting of an inner container supported within an outer shell (class DOT-115). |  | 
| 49:3.1.1.1.2.4.1.47 | SECTION 179.220-1 
 | 179.220-1 Tanks built under these specifications must meet the requirements of §§ 179.220 and 179.221. |  | 
| 49:3.1.1.1.2.4.1.48 | SECTION 179.220-3 
 | 179.220-3 Type. |  | 
| 49:3.1.1.1.2.4.1.49 | SECTION 179.220-4 
 | 179.220-4 Insulation. |  | 
| 49:3.1.1.1.2.4.1.50 | SECTION 179.220-6 
 | 179.220-6 Thickness of plates. |  | 
| 49:3.1.1.1.2.4.1.51 | SECTION 179.220-7 
 | 179.220-7 Materials. |  | 
| 49:3.1.1.1.2.4.1.52 | SECTION 179.220-8 
 | 179.220-8 Tank heads. |  | 
| 49:3.1.1.1.2.4.1.53 | SECTION 179.220-9 
 | 179.220-9 Compartment tanks. |  | 
| 49:3.1.1.1.2.4.1.54 | SECTION 179.220-10 
 | 179.220-10 Welding. |  | 
| 49:3.1.1.1.2.4.1.55 | SECTION 179.220-11 
 | 179.220-11 Postweld heat treatment. |  | 
| 49:3.1.1.1.2.4.1.56 | SECTION 179.220-13 
 | 179.220-13 Inner container manway nozzle and cover. |  | 
| 49:3.1.1.1.2.4.1.57 | SECTION 179.220-14 
 | 179.220-14 Openings in the tanks. |  | 
| 49:3.1.1.1.2.4.1.58 | SECTION 179.220-15 
 | 179.220-15 Support system for inner container. |  | 
| 49:3.1.1.1.2.4.1.59 | SECTION 179.220-16 
 | 179.220-16 Expansion capacity. |  | 
| 49:3.1.1.1.2.4.1.60 | SECTION 179.220-17 
 | 179.220-17 Gauging devices, top loading and unloading devices, venting and air inlet devices. |  | 
| 49:3.1.1.1.2.4.1.61 | SECTION 179.220-18 
 | 179.220-18 Bottom outlets. |  | 
| 49:3.1.1.1.2.4.1.62 | SECTION 179.220-20 
 | 179.220-20 Reinforcements, when used, and appurtenances not otherwise specified. |  | 
| 49:3.1.1.1.2.4.1.63 | SECTION 179.220-22 
 | 179.220-22 Closure for openings. |  | 
| 49:3.1.1.1.2.4.1.64 | SECTION 179.220-23 
 | 179.220-23 Test of tanks. |  | 
| 49:3.1.1.1.2.4.1.65 | SECTION 179.220-24 
 | 179.220-24 Tests of pressure relief valves. |  | 
| 49:3.1.1.1.2.4.1.66 | SECTION 179.220-25 
 | 179.220-25 Stamping. |  | 
| 49:3.1.1.1.2.4.1.67 | SECTION 179.220-26 
 | 179.220-26 Stenciling. |  | 
| 49:3.1.1.1.2.4.1.68 | SECTION 179.221 
 | 179.221 Individual specification requirements applicable to tank car tanks consisting of an inner container supported within an outer shell. |  | 
| 49:3.1.1.1.2.4.1.69 | SECTION 179.221-1 
 | 179.221-1 Individual specification requirements. |  | 
| 49:3.1.1.1.2.5 | SUBPART E 
 | Subpart E - Specifications for Multi-Unit Tank Car Tanks (Classes DOT-106A and 110AW) |  | 
| 49:3.1.1.1.2.5.1.1 | SECTION 179.300 
 | 179.300 General specifications applicable to multi-unit tank car tanks designed to be removed from car structure for filling and emptying (Classes DOT-106A and 110AW). |  | 
| 49:3.1.1.1.2.5.1.2 | SECTION 179.300-1 
 | 179.300-1 Tanks built under these specifications shall meet the requirements of §§ 179.300 and 179.301. |  | 
| 49:3.1.1.1.2.5.1.3 | SECTION 179.300-3 
 | 179.300-3 Type and general requirements. |  | 
| 49:3.1.1.1.2.5.1.4 | SECTION 179.300-4 
 | 179.300-4 Insulation. |  | 
| 49:3.1.1.1.2.5.1.5 | SECTION 179.300-6 
 | 179.300-6 Thickness of plates. |  | 
| 49:3.1.1.1.2.5.1.6 | SECTION 179.300-7 
 | 179.300-7 Materials. |  | 
| 49:3.1.1.1.2.5.1.7 | SECTION 179.300-8 
 | 179.300-8 Tank heads. |  | 
| 49:3.1.1.1.2.5.1.8 | SECTION 179.300-9 
 | 179.300-9 Welding. |  | 
| 49:3.1.1.1.2.5.1.9 | SECTION 179.300-10 
 | 179.300-10 Postweld heat treatment. |  | 
| 49:3.1.1.1.2.5.1.10 | SECTION 179.300-12 
 | 179.300-12 Protection of fittings. |  | 
| 49:3.1.1.1.2.5.1.11 | SECTION 179.300-13 
 | 179.300-13 Venting, loading and unloading valves. |  | 
| 49:3.1.1.1.2.5.1.12 | SECTION 179.300-14 
 | 179.300-14 Attachments not otherwise specified. |  | 
| 49:3.1.1.1.2.5.1.13 | SECTION 179.300-15 
 | 179.300-15 Pressure relief devices. |  | 
| 49:3.1.1.1.2.5.1.14 | SECTION 179.300-16 
 | 179.300-16 Tests of tanks. |  | 
| 49:3.1.1.1.2.5.1.15 | SECTION 179.300-17 
 | 179.300-17 Tests of pressure relief devices. |  | 
| 49:3.1.1.1.2.5.1.16 | SECTION 179.300-18 
 | 179.300-18 Stamping. |  | 
| 49:3.1.1.1.2.5.1.17 | SECTION 179.300-19 
 | 179.300-19 Inspection. |  | 
| 49:3.1.1.1.2.5.1.18 | SECTION 179.300-20 
 | 179.300-20 Reports. |  | 
| 49:3.1.1.1.2.5.1.19 | SECTION 179.301 
 | 179.301 Individual specification requirements for multi-unit tank car tanks. |  | 
| 49:3.1.1.1.2.5.1.20 | SECTION 179.302 
 | 179.302 [Reserved] |  | 
| 49:3.1.1.1.2.6 | SUBPART F 
 | Subpart F - Specification for Cryogenic Liquid Tank Car Tanks and Seamless Steel Tanks (Classes DOT-113 and 107A) |  | 
| 49:3.1.1.1.2.6.1.1 | SECTION 179.400 
 | 179.400 General specification applicable to cryogenic liquid tank car tanks. |  | 
| 49:3.1.1.1.2.6.1.2 | SECTION 179.400-1 
 | 179.400-1 General. |  | 
| 49:3.1.1.1.2.6.1.3 | SECTION 179.400-3 
 | 179.400-3 Type. |  | 
| 49:3.1.1.1.2.6.1.4 | SECTION 179.400-4 
 | 179.400-4 Insulation system and performance standard. |  | 
| 49:3.1.1.1.2.6.1.5 | SECTION 179.400-5 
 | 179.400-5 Materials. |  | 
| 49:3.1.1.1.2.6.1.6 | SECTION 179.400-6 
 | 179.400-6 Bursting and buckling pressure. |  | 
| 49:3.1.1.1.2.6.1.7 | SECTION 179.400-7 
 | 179.400-7 Tank heads. |  | 
| 49:3.1.1.1.2.6.1.8 | SECTION 179.400-8 
 | 179.400-8 Thickness of plates. |  | 
| 49:3.1.1.1.2.6.1.9 | SECTION 179.400-9 
 | 179.400-9 Stiffening rings. |  | 
| 49:3.1.1.1.2.6.1.10 | SECTION 179.400-10 
 | 179.400-10 Sump or siphon bowl. |  | 
| 49:3.1.1.1.2.6.1.11 | SECTION 179.400-11 
 | 179.400-11 Welding. |  | 
| 49:3.1.1.1.2.6.1.12 | SECTION 179.400-12 
 | 179.400-12 Postweld heat treatment. |  | 
| 49:3.1.1.1.2.6.1.13 | SECTION 179.400-13 
 | 179.400-13 Support system for inner tank. |  | 
| 49:3.1.1.1.2.6.1.14 | SECTION 179.400-14 
 | 179.400-14 Cleaning of inner tank. |  | 
| 49:3.1.1.1.2.6.1.15 | SECTION 179.400-15 
 | 179.400-15 Radioscopy. |  | 
| 49:3.1.1.1.2.6.1.16 | SECTION 179.400-16 
 | 179.400-16 Access to inner tank. |  | 
| 49:3.1.1.1.2.6.1.17 | SECTION 179.400-17 
 | 179.400-17 Inner tank piping. |  | 
| 49:3.1.1.1.2.6.1.18 | SECTION 179.400-18 
 | 179.400-18 Test of inner tank. |  | 
| 49:3.1.1.1.2.6.1.19 | SECTION 179.400-19 
 | 179.400-19 Valves and gages. |  | 
| 49:3.1.1.1.2.6.1.20 | SECTION 179.400-20 
 | 179.400-20 Pressure relief devices. |  | 
| 49:3.1.1.1.2.6.1.21 | SECTION 179.400-21 
 | 179.400-21 Test of pressure relief valves. |  | 
| 49:3.1.1.1.2.6.1.22 | SECTION 179.400-22 
 | 179.400-22 Protective housings. |  | 
| 49:3.1.1.1.2.6.1.23 | SECTION 179.400-23 
 | 179.400-23 Operating instructions. |  | 
| 49:3.1.1.1.2.6.1.24 | SECTION 179.400-24 
 | 179.400-24 Stamping. |  | 
| 49:3.1.1.1.2.6.1.25 | SECTION 179.400-25 
 | 179.400-25 Stenciling. |  | 
| 49:3.1.1.1.2.6.1.26 | SECTION 179.400-26 
 | 179.400-26 Approval to operate at 286,000 gross rail load (GRL). |  | 
| 49:3.1.1.1.2.6.1.27 | SECTION 179.401 
 | 179.401 Individual specification requirements applicable to inner tanks for cryogenic liquid tank car tanks. |  | 
| 49:3.1.1.1.2.6.1.28 | SECTION 179.401-1 
 | 179.401-1 Individual specification requirements. |  | 
| 49:3.1.1.1.2.6.1.29 | SECTION 179.500 
 | 179.500 Specification DOT-107A * * * * seamless steel tank car tanks. |  | 
| 49:3.1.1.1.2.6.1.30 | SECTION 179.500-1 
 | 179.500-1 Tanks built under these specifications shall meet the requirements of § 179.500. |  | 
| 49:3.1.1.1.2.6.1.31 | SECTION 179.500-3 
 | 179.500-3 Type and general requirements. |  | 
| 49:3.1.1.1.2.6.1.32 | SECTION 179.500-4 
 | 179.500-4 Thickness of wall. |  | 
| 49:3.1.1.1.2.6.1.33 | SECTION 179.500-5 
 | 179.500-5 Material. |  | 
| 49:3.1.1.1.2.6.1.34 | SECTION 179.500-6 
 | 179.500-6 Heat treatment. |  | 
| 49:3.1.1.1.2.6.1.35 | SECTION 179.500-7 
 | 179.500-7 Physical tests. |  | 
| 49:3.1.1.1.2.6.1.36 | SECTION 179.500-8 
 | 179.500-8 Openings in tanks. |  | 
| 49:3.1.1.1.2.6.1.37 | SECTION 179.500-10 
 | 179.500-10 Protective housing. |  | 
| 49:3.1.1.1.2.6.1.38 | SECTION 179.500-11 
 | 179.500-11 Loading and unloading valves. |  | 
| 49:3.1.1.1.2.6.1.39 | SECTION 179.500-12 
 | 179.500-12 Pressure relief devices. |  | 
| 49:3.1.1.1.2.6.1.40 | SECTION 179.500-13 
 | 179.500-13 Fixtures. |  | 
| 49:3.1.1.1.2.6.1.41 | SECTION 179.500-14 
 | 179.500-14 Test of tanks. |  | 
| 49:3.1.1.1.2.6.1.42 | SECTION 179.500-15 
 | 179.500-15 Handling of tanks failing in tests. |  | 
| 49:3.1.1.1.2.6.1.43 | SECTION 179.500-16 
 | 179.500-16 Tests of pressure relief devices. |  | 
| 49:3.1.1.1.2.6.1.44 | SECTION 179.500-17 
 | 179.500-17 Marking. |  | 
| 49:3.1.1.1.2.6.1.45 | SECTION 179.500-18 
 | 179.500-18 Inspection and reports. |  | 
| 49:3.1.1.1.2.7 | SUBPART 0 
 |  |  | 
| 49:3.1.1.1.2.8.1.1.7 | APPENDIX Appendix A 
 | Appendix A to Part 179 - Procedures for Tank-Head Puncture-Resistance Test |  | 
| 49:3.1.1.1.2.8.1.1.8 | APPENDIX Appendix B 
 | Appendix B to Part 179 - Procedures for Simulated Pool and Torch-Fire Testing |  | 
| 49:3.1.1.1.3 | PART 180 
 | PART 180 - CONTINUING QUALIFICATION AND MAINTENANCE OF PACKAGINGS |  | 
| 49:3.1.1.1.3.1 | SUBPART A 
 | Subpart A - General |  | 
| 49:3.1.1.1.3.1.1.1 | SECTION 180.1 
 | 180.1 Purpose and scope. |  | 
| 49:3.1.1.1.3.1.1.2 | SECTION 180.2 
 | 180.2 Applicability. |  | 
| 49:3.1.1.1.3.1.1.3 | SECTION 180.3 
 | 180.3 General requirements. |  | 
| 49:3.1.1.1.3.2 | SUBPART B 
 | Subpart B [Reserved] |  | 
| 49:3.1.1.1.3.3 | SUBPART C 
 | Subpart C - Qualification, Maintenance and Use of Cylinders |  | 
| 49:3.1.1.1.3.3.1.1 | SECTION 180.201 
 | 180.201 Applicability. |  | 
| 49:3.1.1.1.3.3.1.2 | SECTION 180.203 
 | 180.203 Definitions. |  | 
| 49:3.1.1.1.3.3.1.3 | SECTION 180.205 
 | 180.205 General requirements for requalification of specification cylinders. |  | 
| 49:3.1.1.1.3.3.1.4 | SECTION 180.207 
 | 180.207 Requirements for requalification of UN pressure receptacles. |  | 
| 49:3.1.1.1.3.3.1.5 | SECTION 180.209 
 | 180.209 Requirements for requalification of specification cylinders. |  | 
| 49:3.1.1.1.3.3.1.6 | SECTION 180.211 
 | 180.211 Repair, rebuilding and reheat treatment of DOT-4 series specification cylinders. |  | 
| 49:3.1.1.1.3.3.1.7 | SECTION 180.212 
 | 180.212 Repair of seamless DOT 3-series specification cylinders and seamless UN pressure receptacles. |  | 
| 49:3.1.1.1.3.3.1.8 | SECTION 180.213 
 | 180.213 Requalification markings. |  | 
| 49:3.1.1.1.3.3.1.9 | SECTION 180.215 
 | 180.215 Reporting and record retention requirements. |  | 
| 49:3.1.1.1.3.3.1.10 | SECTION 180.217 
 | 180.217 Requalification requirements for MEGCs. |  | 
| 49:3.1.1.1.3.4 | SUBPART D 
 | Subpart D - Qualification and Maintenance of IBCs |  | 
| 49:3.1.1.1.3.4.1.1 | SECTION 180.350 
 | 180.350 Applicability and definitions. |  | 
| 49:3.1.1.1.3.4.1.2 | SECTION 180.351 
 | 180.351 Qualification of IBCs. |  | 
| 49:3.1.1.1.3.4.1.3 | SECTION 180.352 
 | 180.352 Requirements for retest and inspection of IBCs. |  | 
| 49:3.1.1.1.3.5 | SUBPART E 
 | Subpart E - Qualification and Maintenance of Cargo Tanks |  | 
| 49:3.1.1.1.3.5.1.1 | SECTION 180.401 
 | 180.401 Applicability. |  | 
| 49:3.1.1.1.3.5.1.2 | SECTION 180.403 
 | 180.403 Definitions. |  | 
| 49:3.1.1.1.3.5.1.3 | SECTION 180.405 
 | 180.405 Qualification of cargo tanks. |  | 
| 49:3.1.1.1.3.5.1.4 | SECTION 180.407 
 | 180.407 Requirements for test and inspection of specification cargo tanks. |  | 
| 49:3.1.1.1.3.5.1.5 | SECTION 180.409 
 | 180.409 Minimum qualifications for inspectors and testers. |  | 
| 49:3.1.1.1.3.5.1.6 | SECTION 180.411 
 | 180.411 Acceptable results of tests and inspections. |  | 
| 49:3.1.1.1.3.5.1.7 | SECTION 180.413 
 | 180.413 Repair, modification, stretching, rebarrelling, or mounting of specification cargo tanks. |  | 
| 49:3.1.1.1.3.5.1.8 | SECTION 180.415 
 | 180.415 Test and inspection markings. |  | 
| 49:3.1.1.1.3.5.1.9 | SECTION 180.416 
 | 180.416 Discharge system inspection and maintenance program for cargo tanks transporting liquefied compressed gases. |  | 
| 49:3.1.1.1.3.5.1.10 | SECTION 180.417 
 | 180.417 Reporting and record retention requirements. |  | 
| 49:3.1.1.1.3.6 | SUBPART F 
 | Subpart F - Qualification and Maintenance of Tank Cars |  | 
| 49:3.1.1.1.3.6.1.1 | SECTION 180.501 
 | 180.501 Applicability. |  | 
| 49:3.1.1.1.3.6.1.2 | SECTION 180.503 
 | 180.503 Definitions. |  | 
| 49:3.1.1.1.3.6.1.3 | SECTION 180.505 
 | 180.505 Quality assurance program. |  | 
| 49:3.1.1.1.3.6.1.4 | SECTION 180.507 
 | 180.507 Qualification of tank cars. |  | 
| 49:3.1.1.1.3.6.1.5 | SECTION 180.509 
 | 180.509 Requirements for inspection and test of specification tank cars. |  | 
| 49:3.1.1.1.3.6.1.6 | SECTION 180.511 
 | 180.511 Acceptable results of inspections and tests. |  | 
| 49:3.1.1.1.3.6.1.7 | SECTION 180.513 
 | 180.513 Repairs, alterations, conversions, and modifications. |  | 
| 49:3.1.1.1.3.6.1.8 | SECTION 180.515 
 | 180.515 Markings. |  | 
| 49:3.1.1.1.3.6.1.9 | SECTION 180.517 
 | 180.517 Reporting and record retention requirements. |  | 
| 49:3.1.1.1.3.6.1.10 | SECTION 180.519 
 | 180.519 Periodic retest and inspection of tank cars other than single-unit tank car tanks. |  | 
| 49:3.1.1.1.3.7 | SUBPART G 
 | Subpart G - Qualification and Maintenance of Portable Tanks |  | 
| 49:3.1.1.1.3.7.1.1 | SECTION 180.601 
 | 180.601 Applicability. |  | 
| 49:3.1.1.1.3.7.1.2 | SECTION 180.603 
 | 180.603 Qualification of portable tanks. |  | 
| 49:3.1.1.1.3.7.1.3 | SECTION 180.605 
 | 180.605 Requirements for periodic testing, inspection and repair of portable tanks. |  | 
| 49:3.1.1.1.3.8 | SUBPART 0 
 |  |  | 
| 49:3.1.1.1.3.9.1.1.9 | APPENDIX Appendix A 
 | Appendix A to Part 180 - Internal Self-closing Stop Valve Emergency Closure Test for Liquefied Compressed Gases |  | 
| 49:3.1.1.1.3.9.1.1.10 | APPENDIX Appendix B 
 | Appendix B to Part 180 - Acceptable Internal Self-closing Stop Valve Leakage Tests for Cargo Tanks Transporting Liquefied Compressed Gases |  | 
| 49:3.1.1.1.3.9.1.1.11 | APPENDIX Appendix C 
 | Appendix C to Part 180 - Eddy Current Examination With Visual Inspection for DOT 3AL Cylinders Manufactured of Aluminum Alloy 6351-T6 |  | 
| 49:3.1.1.1.3.9.1.1.12 | APPENDIX Appendix D 
 | Appendix D to Part 180 - Hazardous Materials Corrosive to Tanks or Service Equipment |  | 
| 49:3.1.1.1.4 | PART 181-185 
 | PARTS 181-185 [RESERVED] |  |