Section 575 IAC 1-2.5-9 - Exhaust systemAuthority: IC 20-27-3-4
Affected: IC 20-27-9
Sec. 9.
(a) The exhaust pipe, muffler, and tail pipe must be outside the bus body and attached to the chassis per the manufacturer's standards. The tail pipe must be constructed of seamless or electrically welded tubing that is at least (16) gauge steel or its equivalent. The size of the tail pipe as received from the manufacturer may not be altered.(b) The exhaust system must be insulated from the fuel tank by a metal shield at any point where the exhaust system is twelve (12) inches or less from the tank.(c) The muffler must be constructed of corrosion-resistant material. State School Bus Committee; 575 IAC 1-2.5-9; filed Jun 20, 1988, 8:50 am: 11 IR 3846; readopted filed Oct 10, 2001, 3:37 p.m.: 25 IR 938; readopted filed Jun 19, 2007, 10:10 a.m.: 20070704-IR-575070225RFA; readopted filed Nov 12, 2013, 11:21 a.m.: 20131211-IR-575130420RFA