APPENDIX C
DICTIONARY OF STANDARD TERMS FOR USE IN DESCRIBING LOADING AND
BRACING METHODS FOR SHIPMENTS OF COMMODITIES IN CLOSED CARS
(The following information is extracted from AAR Pamphlet No. 41)
EQUIPMENT
LOADING OF CONTAINERS
B end-The end of car upon which the brake shaft is located
shall be known as B end (fig 74).
Layer-A course or stratum of the load, parallel to the floor of
the car and one container in height.
R side-right side. The R side or right side of car is that side of
the car on the right of the observer when standing inside of
Stack-A pile of containers or articles extending from one side
the car and facing the A end (fig 74).
of the car to the other, parallel to the end of the car and one
L side-left side. The L side or left side of car is that side of the
container in length.
car on the left of the observer when standing inside of the car
Row-A pile of containers extending lengthwise of the car,
and facing the A end (fig.74).
parallel to the sides of the car and one container in width.
Truck Centers. The distance from center line to center line of
Crosswise-The arrangement of containers in the car with the
the freight truck bolsters.
ends of the containers facing' the sides of the car.
Capacity-Nominal capacity of the car expressed in round
Guide Row-A row of containers one layer in height placed
figures (i.e., 120,000 pounds).
along one side of a car for the purpose of determining the
Load Limit-Maximum total weight of lading and bracing
number of stacks that can be loaded and the amount of
material that may be loaded in a car. Normally stenciled on
lengthwise space that will remain (fig 75).
side wall of each car (i.e., 121,265 pounds).
Length of Load-The space occupied by the containers or
Car Braces-Side Braces and End Braces are steel or wood
articles from end-to-end of car. (It may be obtained by
diagonal members of car superstructure to which inside car
multiplying the average length of a representative container or
lining or sheathing is attached.
article by the number of stacks. It does not, however, include
Car Posts-Corner Posts, Intermediate Posts, and End Posts
the slack in the car nor the space occupied by space fillers.)
are vertical steel or wood members of car superstructure to
Lengthwise-The arrangement of containers in the car with the
which inside car lining or sheathing is attached.
ends of the containers facing the ends of the car.
DF Type Car-A specially equipped boxcar having cross bars
Lengthwise Slack-That portion of lengthwise space not taken
as a permanent load security devices. The cross bars will be
up with space fillers. It may be obtained by adding the length
secured to steel rails attached to side walls of car.
of load and the space occupied by space fillers, and
Divider or Compartmentizer Car-A specially equipped car
subtracting that total from the inside length of the car.
having gates as permanent load security devices.
Lengthwise Space-The difference between the inside length of
Doorposts-Steel or wood uprights forming the side frame of
the car and the length of load.
the door openings.
Lining-A surface (usually wood or metal) fastened to the inside
TYPES OF LOAD
of the car superstructure and/or furring strips.
Permanent Anchor Plates-Fixtures attached to the car
Anchored Load-A divided load in which the
superstructure on which strap may be secured when using the
anchored steel strap loading method.
Sheathing-Outside surface of a boxcar.
Special Equipped Cars-Boxcars having permanent security
devices.
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