Dereks Trivia (PKT)

What is feature definition symbology based on?

• ByLevel

• Overrides

• DGN Library

• By Element

What are the best snaps to use for horizontal/vertical geometry design in ORD?

• Perpendicular snap

• Keypoint snap

• Intersect snap

• Origin snap

• Multi-point snap

Typically, a change of grade of X percent or less without a vertical curve accommodates most vehicles (Driveway Profile Design)

• 3%

• 2.5%

• 3.5%

• 2%

What design criteria are driveway curve lengths based on? (Driveway Profile Design)

• K-values

• Change in Grade

• Sag

• Crest

What is the maximum driveway grade for a private residential driveway? (Driveway Profile Design)

• 10%

• 12%

• 9%

• 8%

What is the maximum driveway grade for a commercial driveway?

• 7%

• 9%

• 6%

• 8%

What is the suggested maximum change in grade with a vertical curve for private residential driveways?

• 12%

• 10%

• 8%

• 7%

What is the cross-slope grade for a driveway based on? (Driveway Design)

• 2% normal crown from driveway centerline

• Slope of gutter line along the pavement driveway is attached to

• Single slope of 0% across driveway

• It's just a driveway...why does it matter?

If the embankment (front) slope is 4:1 and the embankment height is 30', is barrier needed? (Metal Beam Guard Fence Design)

• Yes, barrier is needed

• No, barrier is not needed

What is the typical post spacing for metal beam guard fence? (Metal Beam Guard Fence Design)

• 6'

• 7'-4"

• 5'-4"

• 6'-3"