UE-423 Quiz

To determine the load effect on pavement during a particular design period the designer must

• Determine the weight distribution of various axle configurations

• Be aware of the types of vehicles that will ultimately be used on the roadway

• Perform field traffic counts to determine the AADT

• None of these

In fixed traffic, the design is based on _________

• Single-Wheel Load

• Standard-Axle Load

• Both

• None

The standard load of single axle is _________

• 18 lbs

• 18,000 lbs

• 180 lbs

• 1800 lbs

Answer explanation

18,000 lbs equal to 18 kips

_______ procedure is suited to mechanistic design methods

• Fixed Vehicle

• Fixed Traffic

• Variable Traffic and Vehicle

• All of these

Water bound macadam roads are not suitable for fast moving vehicles with pneumatic wheels

• True

• False

Answer explanation

They are not suitable for pneumatic wheels because they suck the water from slurry, causing the aggregates to disintegrate.

______ provides both mobility and access

• Arterials

• Locals

• Collectors

• None of these

_______ provides primary access to residence, business or other abutting property.

• Locals

• Collectors

• Arterials

• Motorways

________ features are normally considered in the geometric designing of highways.

• Cross-section elements

• Sight Distance

• Gradients

• Intersection

How many and which type of axles does this truck have?

• 7 axles (2-tandem, 1-tridem)

• 8 axles (1-single, 2-tandem, 1-tridem)

• 7 axles (all singles)

• 8 axles (all singles)

AADT is ________ traffic

• Daily Traffic

• Annual Traffic

• Daily traffic multiplied by 365 days

• Annual Traffic averaged over single day