Physical Examination.

TM 38- 00/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12

i. A hearing test determines whether a potential

Upon completion of testing, any physical limitations of

the examinee should be explained and the

equipment operator can hear well enough to operate

compensating measures the examinee may take should

MHE safely.

be emphasized.

(1) Where accurate measuring equipment is

d. A visual acuity test determines whether the

available, the MHE operator candidate must

demonstrate a hearing acuity in the better ear of 15/ 20

examinee can see well enough to operate MHE safely.

with or without a hearing aid.

The minimum standard is visual acuity correctable to

20/30 in each eye. An individual whose visual acuity is

(2) If measuring equipment is not available,

20/40, or poorer, will be referred to the installation

the potential operator may be tested by determining if

medical examiner for decision on whether or not the

he or she can hear conversation spoken clearly and in

individual's vision is sufficient for operation of MHE.

moderate tone from a distance of 20 feet.

Persons with sight in only one eye can operate industrial

j. Appendix A of the Federal Personnel Manual,

tractors in open areas, but not in warehouses. Sight in

chapter 930, instruction 261, contains additional

both eyes is required for handling ammunition and

information on physical standards for vehicle operators.

explosives.

4-34. Physical Examination.

e. A depth perception test, which is optional,

a. The physical condition of all trainees must be

determines how well the examinee can judge distances.

such that, in the opinion of the installation medical

The results of this test, if given, are used in counseling

examiner, they are capable of performing their duties.

and training of the operator, although there is no

b. Amputees in good physical condition are

minimum standard.

acceptable as operators, when in the opinion of the

f. A field of vision test is given to determine

installation medical examiner, they can perform in

whether the examinee can see to each side while

accordance with the physical requirements as

looking straight ahead. A lateral range of 750 on each

established by the installation. The examination report

side of the focus line is the minimum standard

will include a justification statement as to why the

acceptable. If the standard is not met, the examinee will

missing limb will not present a safety hazard.

be referred to the installation medical examiner for

4-35. Instructions on Types of Equipment.

determination as to whether the individual's lateral

a. Preparation. A classroom should be provided.

vision is sufficient for safe operation of MHE. In the

Illustrations for applicable types and makes of

event an instrument is not available to test field of

equipment should be obtained. The illustrations can be

vision, a pencil can be used in this manner: have the

of a size to be displayed to the entire class or may be

person being tested look at an object straight ahead

smaller in size and be distributed to each trainee.

while the examiner, standing beside the person being

These illustrations should show not only exterior views,

tested and holding a pencil at eye level over the right or

but also cutaway views showing interior mechanisms to

left shoulder, moves the pencil forward until the person

be described by the instructor. Other visual aids such

can see it out of the corner of his eye. The angle at

as models, motion picture films, sound film strips, and

which the examinee first sights the pencil is noted.

safety posters are extremely helpful.

(Straight ahead is 00.) Repeat for each eye.

b. Discussion topics. Classroom

instruction

g. A color perception test determines whether or

should cover the following:

not the examinee is colorblind. The examinee will not

(1) Discussion of the fork truck and its

necessarily be disqualified as an operator of MHE

relationship to the palletization of material, including the

because of colorblindness. However, if there is any

placement of material in storage and the principles,

indication of colorblindness, the examinee will be given

handling methods, and procedures involved.

information on traffic lights, observation of other traffic,

(2) Discussion of the fork truck and its uses

etc., which will enable the individual to operate MHE

as compared to those of other types of MHE (e.g.,

safely. For those activities lacking a colored light signal

industrial tractors, tractor-trailer trains, cranes, industrial

device, this test may be conducted by either the colored

trailers, gravity conveyors, power-driven belt conveyors,

yarn test or color cards.

handtrucks, pallet trucks, railroad cars, and other

h. A reaction time test (eye to foot) measures how

commercial vehicles).

quickly an examinee's foot can be moved in response to

driving conditions. Reaction time up to an including .60

second is acceptable.

4-79