The full test takes most drivers between 2 to 4 hours to complete. Applicants
seem to find it an interesting challenge. While it takes concentration and
effort to complete, the desirable employee will not shy away from hard work.
Few of the many job applicants who have been asked to take the test as part of
the job screening process have refused to take it. To shorten the testing time,
a company may choose to administer only some of the ten test sections.
Our research has demonstrated that women as a group
do as well as men on the test.
of the most dramatic benefits for one of our validation trucking
companies, Sherman Bros., has been a reduction in
reportable accidents from 17 before using the test to only 4 accidents
each of the following two years. Their accident-related costs dropped over a million
dollars during this two-year period. Accidents have remained low through the
next several years,
when Sherman Bros. won "Safest Motor Carrier of the Year" for the state of
Oregon. A few years later, they won second place in division III, ATA safety awards
The test has several
options for load-handling: flatbeds, dry vans, moving vans, tank trucks, log
trucks, reefers, pick up and delivery, cement trucks (mixers), pneumatic tanks,
and double/triple trailers. There is a hazardous materials section as well.
Three Factors Measured by the Test
research revealed three major factors which make up the psychological qualities
of a heavy truck driver: intelligence, factual knowledge and "trucker
personality". Each factor indicates separate psychological traits. Knowing how
high or low a person scores on one trait gives no clue as to how he or she will
do on the others. Thus, at least three separate scores are needed to describe a
person in terms of the traits that make up a truck driver.
The three factors are:
Continue to Factor Descriptions >