Pillars, posts, and columns.

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

more, doorways per section leading to the rail plat

forms; and two doors giving access to sections. THESE

Advantages

Disadvantages

DOORS SHOULD BE OF SUFFICIENT SIZE TO

LIGHT ..........................

LOSS OF WALL SPACE

ENABLE MECHANICAL EQUIPMENT TO PASS EACH

AIR ..............................

DAMAGE TO MATERIALS

OTHER.

TOO MANY DOOR WAYS CAN BE A

(by elements)

HINDRANCE BECAUSE THEY REDUCE THE WALL

ENTRANCE

FOR WASTE

FLOOR

SPACE WHICH IS SO VALUABLE FOR STORAGE

FIREMEN

SPACE

AREAS.

Windows are more numerous in multistory than in

g. Pillars, posts, and columns.

single-- story buildings. Although the light and air

-- "The location, number, and size of the pillars, posts,

admitted by windows do improve working conditions,

and columns in a warehouse are IMPOR TANT

from a purely operations standpoint they are a handicap.

FACTORS CONTROLLING OUR LAY OUT."

i. Floor load limits.

-- "They consume valuable storage space."

-- '"We should all have the SAME IDEA of HOW to

-- "They are usually more of a problem in multi story

FIGURE the AMOUNT of MATERIALS we can STORE

buildings." ASK the group to figure approximately how

on a FLOOR and STAY WITHIN FLOOR LOAD

much square footage and cubage are taken up by the

LIMITS."

columns on their warehouse floors; also, how much

-- ASK one of the group to explain how he deter mines

wasted storage space there is around the columns.

this on his own floor. Continue to ask various members

(1) The general plan of our floor layout is con

until an agreed method is reached.

trolled, to a great extent, by pillars, posts, and columns

-- "We should note the following CAUTIONS: WEIGHT

which are necessary as floor and roof sup ports and

should be FIGURED from EACH SQUARE FOOT

cannot be removed, yet which do reduce the amount of

COVERED.

storage space and must be considered carefully in our

-- In the use of pallets, weight is determined by square

planning.

feet covered by the pallet.

-- Include the weight of the pallets.

(2) Pillars, posts, and columns are a problem

-- Do not depend too much on safety factor."

in our single-- story buildings, but not so critical as in

NOTE

some multistory warehouses, where each column may

use up as much as four square feet and many more

Floor load limits apply to all storage

cubic feet of storage space. In addition to this loss of

buildings.

Point out some of the

space, we will lose even more in stacking pallets around

problems that are caused and some

columns, unless extreme care is given to the method of

typical floor load limits.

storing.

(3) Where possible, columns or posts should

(1) Floor load limits can cause a great waste

be used as aisle guides and also to define the size and

in cubic feet of storage space; however, if these limits

location of bays. Certain pieces of fire equipment can

are not considered, a tremendous safety hazard is

be placed on these columns, but care should be taken to

caused. Limits in this type of multistory building usually

place this equipment so that it uses the least amount of

range from 100 pounds per square foot to 350 pounds

storage space. It should be hung on the post adjacent

per square foot. The problem in single-- story buildings

to an aisle, BUT NOT EXTENDING INTO THE AISLE

is smaller be cause in the majority of them the limit is so

BECAUSE IT CUTS DOWN THE AISLE WIDTH AND

high that is poses little restriction.

In multistory

MAY BE DAMAGED BY PASSING MECHANICAL

buildings, it is important that a standard method of

EQUIPMENT.

determining permissible floor loads be decided upon in

(4) Fire equipment should be placed on the

line with conditions existing in each building. Such a

front or sides of the post facing the aisle. If not, storage

method should be clearly defined, agreed upon, and

space is greatly reduced and valuable seconds can be

enforced by those responsible for storage operations.

lost looking for equipment in case of need.

(2) Normally, safe warehouse floor load limits

h. Windows.

are determined by reference to the building plans on

which the floor capacities in pounds per square foot are

-- "Can you name any ADVANTAGES or DIS

customarily designated.

Generally, plans for

ADVANTAGES in having WINDOWS in a ware house?"

unconverted private buildings may be secured from the

former owner or tenant. A competent engineer should

brought

establish

floor

load

7-10