3.6.13 Chock blocks. A chock block conforming to figure 1 and a cradle
conforming to figure 2 shall be provided for each wheel. The captive chains
shall permit placing the chock block both to the front and to the rear of each
3.6.14 Vehicular electrical system. When specified (see 6.2) the kettle shall
be equipped with a waterproof, 12-volt vehicular electrical system. Except as
specified herein, the electrical system shall be in accordance with the following
DOT Federal Motor Vehicle Safety Standards (FMV SS).
DOT Federal Motor Carrier Safety Regulations (FMCSR).
SAE Handbook, Electrical Equipment and Lighting Section.
TTMA Recommended Practices RP No. 6, RP No. 9, RP No. 14,
RP No. 40, and Technical Bulletin No. 65.
All components shall be provided with the maximum practical protection from
damage, shock, and vibration through means of location and resilient mounts. The
electrical components shall be in accordance with table II. Item quantities that
are not specified shall be furnished as required (AR) for each drier-mixer.
Vehicular electrical system.
7 conductor plus and SAE J560 and TTMA RP#40, 7-wire
type with plated metal connectors,
splash proof plug cover. SAE J1067
seven conductor jacketed cable
fastened to connection box.
1 ea min
Splash proof type with stud
and nut terminals.
SAE J553 protecting all live circuits.
Heavy duty type. Wire size
shall conform to SAE J555.
SAE 3560 or J821.
Polyethylene electrical conduit,
each end weather proofed with
silicone sealant or with one-
half over-lapping turns of
plastic electrical tape.
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