Section 575IAC1-9-55. Mirrors

   (a) The interior clear-view mirror of a Type A bus must:

(1) be made of safety glass;

(2) be at least six (6) inches by sixteen (16) inches overall;

(3) afford a good view of passengers; and

(4) have rounded corners and protected edges.

  (b) The interior clear-view mirror of a Type B, Type C, or Type D bus must:

(1) be made of safety glass;

(2) be at least six (6) inches by thirty (30) inches overall;

(3) afford a good view of passengers; and

(4) have rounded corners and protected edges.

  (c) Each school bus must be equipped with exterior mirrors meeting the requirements of FMVSS No. 111, Rearview Mirrors. The right-side rearview mirror must not be obscured by any portion of the windshield that is not cleared with wipers. Mirrors must be easily adjustable, but must be rigidly braced, so as to reduce vibration.

  (d) Heated external mirrors may be used.

  (e) Remote controlled external rearview mirrors may be used.

  (f) Exterior mirror backs and bracket supports must be black or stainless steel.

  (g) Wide angle rear window lenses may be placed on the bus. (State School Bus Committee; 575 IAC 1-9-55; filed Aug 15, 2014, 10:20 a.m.: 20140910-IR-575130244FRA)