575 IAC 1-9-45 Internal and external speakers

Sec. 45. (a) Internal and external speakers that are used for communication may be installed in the bus with the permission of the local governing body. (b) Internal speakers must: (1) be designed and installed to prevent injury; and (2) have no sharp corners or protrusions. Locations of the first speaker must be located behind the first body section. (c) External speakers must not extend beyond the bus body and must not obstruct visibility of the flashing warning lights, the clearance lights, and any identification lights or lettering.