[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR50.01-10] [Page 109] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 50_GENERAL PROVISIONS--Table of Contents Subpart 50.01_Basis and Purpose of Regulations Sec. 50.01-10 Purpose of regulations. Subpart 50.01_Basis and Purpose of Regulations Sec. 50.01-10 Purpose of regulations. 50.01-15 Scope of regulations. 50.01-20 OMB control numbers assigned pursuant to the Paperwork Reduction Act. Subpart 50.05_Application 50.05-1 General. 50.05-5 Existing boilers, pressure vessels or piping systems. 50.05-10 Alterations or repairs. 50.05-15 Vessels subject to regulations in this subchapter. 50.05-20 Steam-propelled motorboats. Subpart 50.10_Definition of Terms Used in This Subchapter 50.10-1 Commandant. 50.10-5 Coast Guard District Commander or District Commander. 50.10-10 Officer in Charge, Marine Inspection, (OCMI). 50.10-15 Marine inspector or inspector. 50.10-20 Headquarters. 50.10-23 Marine Safety Center. 50.10-25 Coast Guard Symbol. 50.10-30 Coast Guard number. 50.10-35 Constructed. Subpart 50.20_Plan Submittal and Approval 50.20-1 General. 50.20-5 Procedures for submittal of plans. 50.20-10 Number of copies of plans required. 50.20-15 Previously approved plans. 50.20-25 Calculations. 50.20-30 Alternative materials or methods of construction. 50.20-33 Correspondence regarding approved plans. 50.20-35 Marine inspector's decisions. 50.20-40 Right of appeal. Subpart 50.25_Acceptance of Material and Piping Components 50.25-1 General. 50.25-3 Manufacturer or mill certification. 50.25-5 Products requiring manufacturer or mill certification. 50.25-7 Testing of products required to be certified in presence of marine inspector. 50.25-10 Acceptance of piping components by specific letter or approved plan. Subpart 50.30_Fabrication Inspection 50.30-1 Scope. 50.30-10 Class I, I-L and II-L pressure vessels. 50.30-15 Class II pressure vessels. 50.30-20 Class III pressure vessels. Authority: 43 U.S.C. 1333; 46 U.S.C. 3306, 3703; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1; Section 50.01-20 also issued under the authority of 44 U.S.C. 3507. Source: CGFR 68-82, 33 FR 18808, Dec. 18, 1968, unless otherwise noted. (a) The purpose of the regulations in this subchapter is to set forth minimum requirements for marine engineering details for various types of vessels in accordance with the intent of title 52 of the Revised Statutes and acts amendatory thereof or supplemental thereto as well as to implement various international conventions for safety of life at sea and other treaties, which contain requirements affecting marine engineering. The regulations in this subchapter have the force of law. (b) All marine engineering details, such as boilers, pressure vessels, main and auxiliary machinery, piping, valves, and fittings, shall be designed, constructed, and installed in accordance with the provisions of this subchapter, except when specifically modified by the regulations in another subchapter in this chapter for a particular type of vessel or where a specific installation may be required or permitted. [CGFR 68-82, 33 FR 18808, Dec. 18, 1968, CGD 95-012, 60 FR 48049, Sept. 18, 1995]