Specifications

MILSTD-1472E
5.12.7.2.1 Ceiling height. The ceiling height (dkance from the floor to the bottom of any ligh[,
cable run, or other protuberance over the aisle or standing work-space) shall bc not less than 198 cm
(78 in) for vans and shelters, except as follows: When the occupants seldom stand to perform normal
operations, the ceiling height can be reduced to 189 cm (74.5 in) unless otherwise specified by the
procuring activity.
5.12.7.2.2 Access openinm. Personnel access openings shall be not less than 193 cm (76 in)
high and 76 cm (30 in) wide. Equipment access opening shall accommodate the specific equipment to
be transported, including suitable clearances for handling. Access doors shall have provisions for
being locked in open positions as weIl as closed positions. All access doors shall have inner quick-
opening releases.
5.12 .7.2.3 Steps, stairs, ladders. Steps, stairs, or ladders shall be provided when van floors are
more than 46 cm (18 in) above ground level.
5.12 .7.2.4 Inclinometers.
On work spaces such as large personnel-occupitxl vans or shelters,
intended for use as mobile work spaces, inclinometers shaIl be provided to permit readout of front-mar
and side-side tdt within * 2°.
5.12.8 Cranes, materials handling and construction.
5.12.8.1 General Positioning of equipment and ioads shall be facilitated through use of center-
of-gntvity identification, matching guidelines, identification of attaching points,
detachable probes, and
similar measures. Latches on control levers shall not cause delay in opemtion.
5.12.8.2 Control labels. All controls used with lifting equipment shall be labeled as to function
and direction of movement.
5.12.8.3 Control placement. Controls shall be within easy reach of the operator and shall afford
optimum visibility of the load at all times.
5.12.8.4 Foot-me rated controls. Foot-operated controls shall not be selected for
pmeise
adjustments or movements. Foot operated brake pedals that require locking shall lock by foot action
alone. For ease of operation, the @als shall rise from the depressed position in a backwatd as well as
vertical movement.
5.12.8.5 Load capacity. The load capacity shall be indicated on the equipmen~ and audible
warning devices shall be provided where necesstuy to indicate that the allowable load is being
exceeded.
5.12.8.6 Visibility. Maximum, unobstructed view of the work, inciudhtg the point sheaves of
the basic boom of a revolving crane at a 3 m (10 ft) mdius shall be visible to suitably clothed and
equipped users with relevant body dimensions varying between 5th and 95th percentiles.
5.12.8.7 Access. Where not otherwise specified herein, access dimensions for construction
machirte~ shall conform to SAE J925, as applicable.
S 12.8.8 Htindhokis and footholds
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f~lcilitalepersonnel access and movement.
5.12.9 Automotive subsystems.
$ t .?‘) I fieneml
Suitable himdholds and footholds shall bc provided to