Section 575IAC1-9-79. Undercoating

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   (a) The entire underside of the bus body, including floor sections, cross member, and below floor-line side panels, must be coated with undercoating material for which the material manufacturer has issued to the bus body manufacturer a notarized certification to the bus body manufacturer that materials meet or exceed all performance requirements of SAE J1959.

  (b) The undercoating material must:

(1) be applied with suitable airless or conventional spray equipment to the undercoating material manufacturer recommended film thickness; and

(2) show no evidence of voids in the cured film.

  (c) The undercoating material must not cover any exhaust components of the chassis. (State School Bus Committee; 575 IAC 1-9-79; filed Aug 15, 2014, 10:20 a.m.: 20140910-IR-575130244FRA)

                    
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