CE 422 Final Review

What is the minimum spacing between freeway interchanges in urban areas?

• 2000 feet

• ½ mile

• 1 mile

• 2 miles

In vertical curves what curve

measurement is most similar to

Radius for showing how abrupt it is?

• G or G’

• K

• L

• Do

After calculating earthwork quantities,

what work is the Contractor going to

get paid for?

• disposal

• hauling

• compaction

• excavation

Corner Sight Distance on a typical 2-

lane highway is based on this much

travel time to the intersection.

• 7 ½ seconds

• 5 seconds

• 10 seconds

• 2 ½ seconds

The median width is measured from

where to where?

• Between edges of pavements

• From edge of pavement to barrier

• Between edges of traveled way

• From centerline to edge of pavement

The first priority when potential

environmental impacts are identified

is?

• Mitigate

• Quantify

• Minimize

• Avoid

The primary drawback of an isolated

off-ramp is?

• Poor operation

• Difficult to sign properly

• Possible wrong-way entrance

• Confusion when exiting

The number of crossing conflicts in a

four-leg intersection is?

• 16

• 8

• 32

• 4

What is the main reason we apply

superelevation on curves?

• Better drainage

• Shorter transitions between curves

• Add to cornering forces

• Increase design speed

Which is true of freeways vs. local

roads?

• More miles in system

• Better land access

• More signalized intersections

• Higher mobility