Rule 12.11.305 - VENTILATION SYSTEMS(1) Every motorboat or vessel on the waters of this state shall meet the following ventilation system requirements: (a) at least two ventilation ducts fitted with cowls or their equivalent for the purpose of properly and efficiently ventilating the bilges of every engine and fuel tank compartment of boats decked-over using gasoline as fuel and other fuels having a flashpoint of 110 E F or less;(b) at least one exhaust duct installed so as to extend to the lower portion of the bilge, and at least one intake duct installed so as to extend to a point at least midway to the bilge or at least below the level of the carburetor air intake.Mont. Admin. r. 12.11.305
NEW, 1980 MAR p. 1063, Eff. 3/28/80; TRANS, from ARM 12.6.702, 2001 MAR p. 18, Eff. 1/12/01.23-2-521, 87-1-301, 87-1-303, MCA; IMP, 23-2-521, MCA;