Open Storage.

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

mote from water bodies or wind obstructing objects such

issued according to the original receipt date noted on

as tall trees or buildings). A low site is likely to be

the marker tag which should be placed on the front or

sheltered from the full sweep of the winds and can

pitched end of each draft. Thus, lumber received from

cause dampness which may retard drying and promote

another activity would be issued prior to lumber in stock

stain and decay. The ground surface should be kept

if the marker tag indicated it was the older lumber.

free from debris and vegetation. Debris harbors stain

Adoption of this standard method of marking and dating

and decay organisms and obstructs the movement of air

lumber will aid in preventing the retention of old lumber

over the ground surface and beneath the lumber piles.

in storage. Tags for the marking of lumber must be

Vegetation can be controlled by applying crude oil, salt,

weather-resistant and capable of withstanding long

or weed killers. Covering the ground with cinders,

periods of outdoor storage without becoming

gravel, shells, or crushed stone will retard the growth of

unreadable. Typed or handwritten paper tags, sprayed

vegetation. Yard surfaces should be firm and smooth

with a clear liquid plastic coating, may be used.

for the operation of lumber handling equipment. Rough

Suitable dip-type plastic coatings are also available.

terrain causes additional wear and tear on the machines

Tags made of embossed aluminum or other weather-

and may cause injury to operating personnel. Also,

resistant materials may also be used.

such conditions may cause displacement of stickers and

boards in the draft being transported and may impede

5-6. Open Storage.

the accurate placement of the draft being transported

Yard location and surface. Preferably, the

and may impede the accurate placement of the draft

storage yard is located in an area where the lumber is

during stacking operations.

received, shipped, or used. The best location is on high

ground (i.e., level, well drained, and re-

Figure 5-7. Yard layout.

b. Yard layout. A yard for storage of lumber is laid

transporting and stacking. Aisles in yards where the

lumber is machine-stacked are usually 24 to 30 feet

out in blocks separated by aisles (fig 5-7). A well-

wide, the optimum being 24 feet. The aisles provide

designed yard facilitates the movement of lumber and

routes for transporting lumber, permit the movement of

the taking of inventories. The yard layout is affected by

air through the yard, and serve as a protection against

the size and shape of the available area and by the

the spread of fire. The rows of

equipment used for

5-9