NICET LEVEL 1 IN HIGHWAY
CONSTRUCTION 2024 EXAM | ALL
160 EXAM QUESTIONS AND
CORRECT ANSWERS | ALREADY
GRADED A+
Where would you find requirements for painting the structural steel of your project? -----CORRECT ANSWER ------------Specifications for the project.
A girder measures 100' by 36" with flanges 12" wide. What is the surface area of the girder to the nearest square foot? -----CORRECT ANSWER ------ ------100'x3'x2 sides=600 square feet 12"x2(top and bottom)x100'x2 flanges=500 square feet Total=1,000 square feet
Paint weighs 20 lbs/gallon. If a bridge requires 200 lbs of paint and so far only 125 lbs of paint has been applied, what is the percentage complete? -- ---CORRECT ANSWER ------------125/200=0.625 or 62.5% complete
After the steel is cleaned but before the paint has begun what should be applied? -----CORRECT ANSWER ------------Primer
What is a protective surface treatment for a concrete bridge deck? ----- CORRECT ANSWER ------------White membrane curing compound.
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What is the purpose of using vibrators in concrete? -----CORRECT ANSWER------------Consolidate
Sealer treatment can be applied without hard even if the concrete is? ----- CORRECT ANSWER ------------Still green
Excessive vibration of concrete causing the top to become white chalky and nondurable is called? -----CORRECT ANSWER ------------Laitance
The main reason for applying liquid membrane forming compound on concrete is? -----CORRECT ANSWER ------------Prevent loss of water during early curing.
The main reason for white reflective concrete covering is to? ----- CORRECT ANSWER ------------Reduce temperature in concrete and reflect the suns heat.
What does a screed do? -----CORRECT ANSWER ------------Removes excess concrete from the surface of freshly placed concrete.
A protective treatment is applied to a bridge deck that is 70'x135'. The rate of application is 0.075 gal/sy. What is the amount of gallons that are required? -----CORRECT ANSWER ------------75x135=10,125 sf/9=1,125 sy.1,125 sy. x 0.075 = 84.4 gallons
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If told in the above problem the specifications requires a 30% increase in the quantity for the protective coating how many gallons required? ----- CORRECT ANSWER ------------84.4 gallons x 1.30=109.75 gallons
A membrane is applied with a 30% overlap. The bridge deck surface is 150'x50'. Each roll of membrane is 400 sf. How many rolls must be ordered? -----CORRECT ANSWER ------------150' x 50,=7,500 sf.7,500 x 1.3=9,750 sf.
9,750/400=24.3
=25 rolls
Concrete pipe should be placed? -----CORRECT ANSWER ------------With the bell end of the pipe at the upstream end.
When installing concrete pipe, install? -----CORRECT ANSWER ------------ Downstream to upstream.
When installing a culvert, work should begin? -----CORRECT ANSWER ----- -------Begin at downstream end.
A culvert is labeled CMPA. What does CMPA stand for? -----CORRECT ANSWER------------Corrugated metal pipe arch culvert
Why is it important to keep the trench width consistent with the specs? ----- CORRECT ANSWER ------------Larger trench widths increase cost.
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