KKK-A-1822 E
with silicone or other non-hardening sealant evenly distributed around it's perimeter. The subfloor
of the Type II patient compartment shall be not less than 13 mm (1/2 in.) thick density, marine or
exterior grade plywood. Fiberglass, aluminum, or other non-hydroscopic composites, with at
least the equivalent strength of plywood may be used as the subfloor. Particle board or equivalent
type materials are not acceptable. Additionally, noise/thermal insulation shall be provided under
the floor as necessary.
Voids or pockets, where water or moisture can become trapped to cause rotting and unsanitary
conditions, are not acceptable. Voids and pockets shall be filled with sealer or caulking compound.
Flooring shall extend the full length and width of the patient compartment or body (including
space under the cabinets, unless otherwise insulated).
3.10.11 FLOOR COVERINGS AND COLOR.
Floor covering shall be easily cleaned, sanitized, and harmonize with the interior color and decor
of the patient compartment. The floor covering shall be seamless, one piece, no wax type, solid
linoleum, vinyl, or poured epoxy or acrylic not less than 1.6 mm (1/16 in.) thick and permanently
applied to the subfloor. The floor material shall cover the entire length and width of the
compartment's working area. The covering of joints (corners, etc.), where the sidewalls and
covering meet, shall be sealed and bordered with corrosion resistant cove molding or the covering
shall extent at least 7.6 cm (3 in.) up the sidewalls. Cabinets at floor level shall be finished with
floor covering material. Floor covering shall comply with FMVSS 302.
3.10.12 STEPWELL (SIDE DOOR).
Steps shall be provided in the door openings, if the floor is more than 46 cm (18 in.) above
the ground. Stepwell, when applicable, shall be the enclosed two-step type. Height of the
bottom step shall not exceed 46 cm +/- 5 cm (18 +/- 2 in.) (Types I and III vehicles), and
56 cm (22 in.) (Type II) with the exception of Class 2 vehicles. Stepwells shall be lighted
by interior lights and all step surfaces shall be fabricated from reinforced, bright finish,
aluminum diamond plate or covered with anti-slip material.
3.10.13 WHEELHOUSINGS.
Wheel housings of Type I and III vehicles shall include metal or plastic splash shields
between the body wheel housing and the wheel(s) (see 3.9.7) extending over the top of the
tires to the bottom of the body side skirting. Wheel house openings shall comply with SAE
J683 to allow for tire chain usage and easy tire removal and service. Chassis manufacturer's
standard wheel housings will be acceptable. Wheel housings shall be undercoated or
rustproofed.
3.10.14 WINDOWS.
Glazing shall comply to FMVSS 205 and unless otherwise specified (see 3.15.3-12), the
patient's compartment shall not have windows, except the viewing panel in the partition or
bulkhead(s) (see 3.10.15) and in the side and rear doors (see 3.10.8). All windows shall be
tinted and when specified (see 6.2-gg), upper windows shall open and, when vertical
windows are furnished, shall have provisions to prevent accidental closure.
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