2026 Exam Questions and
Correct Answers | New Update
Dozer is good for applications of less than 300ft short haul, and scraper
is good for applications of up to 3,000ft medium haul. - ANSWER
✔✔True
An advantage of a crawler dozer as compared with a wheel-type dozer
is higher speed. - ANSWER ✔✔False
Which of the following work tasks can be performed by a dozer? -
ANSWER ✔✔Spreading, Striping and Backfilling
, The ________________ is very effective for side-casting material,
particularly for backfilling or making sidehill cuts. - ANSWER
✔✔Angle Blade
__________ is a technique whereby the blade end spillage from the first
pass or the sidewalls from previous cuts are used to hold the material in
front of the dozer blade on subsequent passes. - ANSWER ✔✔Slot
dozing
Which of the following factors need to be considered when selecting a
proper scraper for your project? - ANSWER ✔✔Scraper
configuration, volume of material and job size
Articulated trucks consist of two individual frames joined by pin, and can
be easily operated over soft ground. - ANSWER ✔✔True
A contractor wants to investigate the production and cost differences of
using a 4S blade on a crawler-type dozer (D4H-4S). The material is dry
clay and is to be moved a distance of 150 ft from the beginning of the
cut. The dozing is uphill on a 20% grade. The operator will have average
skill. The site conditions will be dark for visibility. The material weighs
108 pcf in the bank state. Job efficiency is assumed to be equivalent to a
50-min hour. What is the operator correction factor? - ANSWER
✔✔.75