N.J. Admin. Code § 13:20-50B.21

Current through Register Vol. 56, No. 21, November 4, 2024

Section 13:20-50B.21 - Insulation

(a) The ceiling and walls of a school bus shall be insulated with fire-resistant material so as to reduce noise and minimize vibration.

(b) If floor insulation is used, it shall be five-ply nominal 5/8 inch-thick plywood, and it shall equal or exceed properties of exterior-type softwood plywood, C-D grade, as set forth in the specifications of the Voluntary Product Standard PS 1-95, "Construction and Industrial Plywood," published by the United States Department of Commerce, Technology Administration, National Institute of Standards and Technology (March 1996), incorporated herein by reference. A copy of PS 1-95 may be obtained from the United States Department of Commerce, National Institute for Standards and Technology, Office of Product Standards, Gaithersburg, MD 20899. When plywood is used, all exposed edges shall be sealed. Type A school buses may be equipped with nominal 1/2 inch-thick plywood or equivalent material. Equivalent material may be used to replace plywood, provided it has an equal or greater insulation R value, deterioration, sound abatement, and moisture-resistant properties. The insulation shall be securely fastened to the steel floor in the passenger compartment of the school bus.