Loading the Semitrailer (Ammunition Cargo).
For specific ammunition loading, tiedown, restraint,
and/or transport guidance, refer to U.S. Army Materiel
Command 19-48 series tactical vehicle outloading
drawings listed within DA Pamphlet 75-5, Index of
Storage and Outloading Drawings for Ammunition.
The Loose Projectile Restraint System (LPRS) is a
system that provides a fast, simple method of securing
field artillery companion vehicles. These "egg
crate" module racks may be assembled in 9-round, 15-
round and 25-round sets and are restrained in the
cargo bed by authorized tie-down straps. Refer to
TM 9-2590-210-10 for complete instructions.
(1) Wooden Dunnage Restraint Method.
(a) Install side rail hole cover plates, side racks and side stakes on one
side of semitrailer.
(b) Install nailed-down or floating dunnage (blocking and bracing), as
appropriate, within semitrailer and load ammunition cargo.
(c) Install remaining blocking and bracing.
(d) Install remaining side rail hole cover plates, side racks and side
(e) Install four
spreader chains equally spaced along the length of the
(2) Web Strap Tiedown Assembly Restraint Method.
(a) Install appropriate vehicular tiedown fittings in holes along each side
rail, as required by appropriate tactical vehicle outloading drawing.
(c) Install appropriate web strap tiedown assemblies from a tiedown fitting
on one side of the semitrailer, over/around/through ammunition cargo
(as required by outloading drawing), to a tiedown fitting on the other
side of the semitrailer.
(d) Tension web straps as specified within appropriate outloading drawing.
(e) If required, install side racks, side stakes, rear racks and spreader