CM 2113 Quiz 6 – Practice Questions, Study Guide & Course Quiz
Review 2026
Dozer is good for applications of less than 300ft short haul, and scraper is good for applications
of up to 3,000ft medium haul. - correct answer ✔✔true
An advantage of a crawler dozer as compared with a wheel-type dozer is higher speed. - correct
answer ✔✔false
Which of the following work tasks can be performed by a dozer? - correct answer ✔✔spreading
The ________________ is very effective for side-casting material, particularly for backfilling or
making sidehill cuts. - correct 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. - correct answer ✔✔slot dozing
Which of the following factors need to be considered when selecting a proper scraper for your
project? - correct answer ✔✔all the above (scraper configuration, volume of material, job size)
Articulated trucks consist of two individual frames joined by pin, and can be easily operated
over soft ground. - correct answer ✔✔true
A contractor has a project involving the construction of a small manufacturing plant. The
contractor has selected a borrow site and has decided to use 27-cubic yard dump trucks to haul
the needed fill material. The contractor has decided to use a hydraulic excavator with a shovel
attachment to load the trucks. The excavator has expected productivity as 422cy/hr at 100%
efficiency, and the truck cycle time excluding loading is 0.48hr. The job site operation efficiency
is assumed as 0.8.
Review 2026
Dozer is good for applications of less than 300ft short haul, and scraper is good for applications
of up to 3,000ft medium haul. - correct answer ✔✔true
An advantage of a crawler dozer as compared with a wheel-type dozer is higher speed. - correct
answer ✔✔false
Which of the following work tasks can be performed by a dozer? - correct answer ✔✔spreading
The ________________ is very effective for side-casting material, particularly for backfilling or
making sidehill cuts. - correct 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. - correct answer ✔✔slot dozing
Which of the following factors need to be considered when selecting a proper scraper for your
project? - correct answer ✔✔all the above (scraper configuration, volume of material, job size)
Articulated trucks consist of two individual frames joined by pin, and can be easily operated
over soft ground. - correct answer ✔✔true
A contractor has a project involving the construction of a small manufacturing plant. The
contractor has selected a borrow site and has decided to use 27-cubic yard dump trucks to haul
the needed fill material. The contractor has decided to use a hydraulic excavator with a shovel
attachment to load the trucks. The excavator has expected productivity as 422cy/hr at 100%
efficiency, and the truck cycle time excluding loading is 0.48hr. The job site operation efficiency
is assumed as 0.8.
