Figure 2-27. Storage of Stocks by Popularity

TM 38-400/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12

Figure 2-27. Storage of Stocks by Popularity

foods, drugs, etc., must be kept in refrigerated areas or

d. Item quantity. Quantity of material on hand

in temperature-controlled areas. For all items of a

affects the amount of space required on the layout.

perishable or deteriorative nature, the most suitable

Frequently, it is desirable to increase the amount of

storage environment must be made available (see sec

space assigned to an item in a single location in order to

IV, chap 5).

eliminate the need for two locations. This may reduce

effort and travel in replenishment actions for binnable

f. Aisles. Preplanning of aisle positioning on

items and reduce administrative effort required for

layouts must be done prior to placement of materials.

maintenance of the location record system.

Allowing the aisle layout to take shape as materials are

placed in stock may result in placing materials in

e. Item characteristics. The characteristics of most

inaccessible locations and/or in loss of space.

items of supply are such that special storage areas are

not required. However, some items require special

(1) Aisle layout is determined by the structure

considerations. They include hazardous, sensitive, and

of the warehouse; quantity, nature, and activity of

perishable and deteriorative items.

materials to be stored; and by the types and capacity of

available MHE.

(1) Hazardous.

These materials have

characteristics which require that they be specially

(2) Aisles should only be wide enough to

stored or handled to prevent a hazard to personnel and

provide maneuvering room for MHE available for the

facilities. This factor must be kept in mind when

stock storage and selection actions. For aisle widths

planning storage layouts (see TM 38-410) or

required for forklift truck operation, see paragraph I

service/agency publication, as applicable.

below.

(2) Sensitive. Sensitive materials require a

(3) Width of aisles in bin and shelving areas

high degree of protection and control due to statutory

should permit easy movement of stock selector trucks

requirements or regulations. Included in this category

through the storage area. Generally, this requires an

are items such as narcotics and drug abuse items;

aisle of 30 to 36 inches in width.

precious metals; high-value items; highly-technical

(4) Aisles should be planned to provide

items; items of a hazardous nature; and small arms,

straight and clear passageways unobstructed by support

ammunition, explosives, and demolition material (see

columns, elevators, heaters, or other such construction

sec VIII, chap 3).

features. A particularly important factor is the location

(3) Perishable and deteriorative.

Some

of columns. Space loss due to columns will be reduced

materials have a limited storage life and care must be

if columns are used as aisle and bay boundaries.

taken to ensure that the oldest stock or that which may

(5) There are three major types of aisles:

have an earlier expiration date is issued first. Many

working, personnel, and service.

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