Section 312 IAC 5-14-4 - Main and auxiliary enginesAuthority: IC 14-11-2-1; IC 14-15-7-3; IC 14-15-7-5
Affected: IC 14
Sec. 4.
(a) A boat designed for inboard or inboard/outboard (stern drive) main engines must be fitted with the appropriate number of engines.(b) The main engines must be an appropriate type and designed for the propulsion requirements of the hull in which the engines are installed and must be capable of operating at a constant marine load without exceeding design limitations.(c) If a pump is used to supply raw water for cooling an engine and its systems, a self-priming pump that operates whenever the engine is running shall be used.(d) If a main engine is fitted with an updraft or sidedraft carburetor, the carburetor must have integral or properly connected drip collectors of adequate capacity for the return of all drip and overflow to the engine intake manifold.(e) The exhaust pipe system of a main engine must be as follows: (1) Gastight to the hull interior.(2) Designed and installed to prevent water from returning to an engine.(3) Accessible for complete inspection and repair.(4) Supported to prevent undue stress. A hanger, bracket, or other support must be made of fireproof material and installed to prevent heat from being transmitted to a combustible material. A water jacket, lag, shield, or another suitable guard must be provided to protect an individual or a combustible material from contact with any hot surface.
(f) After consulting with the state boating law administrator, a boating inspector may establish special requirements that conform to good marine practice and standards to inspect and evaluate a main engine that uses any of the following:(6) Another unusual mechanism.(g) Any auxiliary engine must be installed on a boat according to good marine practice and standards. Natural Resources Commission; 312 IAC 5-14-4; filed Mar 23, 2001, 2:50 p.m.: 24 IR 2390, eff Jan 1, 2002; filed Jan 5, 2005, 11:05 a.m.: 28 IR 1462; readopted filed May 29, 2008, 1:53 p.m.: 20080625-IR-312080057RFA; errata filed Jun 2, 2009, 10:29 a.m.: 20090624-IR-312090386ACA; Readopted filed 7/17/2014, 3:46 p.m.: 20140813-IR-312140067RFAReadopted filed 9/16/2020, 8:15 a.m.: 20201014-IR-312200355RFA