R 408.15146a
R 408.15146a Exhaust systems.
Cite as Mich. Admin. Code R 408.15146a
Rule 5146a. (1) Equipment originally equipped with a muffler shall have the muffler
maintained when the equipment is in operation.
(2) The exhaust pipes on each machine shall be located so exhaust gases are directed
away from the operator and mounted or guarded to protect each employee from
accidental contact.
(3) An exhaust pipe shall be equipped with a spark arrester. An engine equipped
with turbochargers does not require a spark arrester.