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Highway Functional Classification Quiz

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Questions and Answers

What is the primary basis for functional classification of highways?

Departure

Motor vehicle travel characteristics and access to adjacent properties (correct)

Minimum number of traffic lanes

Volume of traffic

What traffic characteristic has the greatest effect on highway design?

Volume of traffic (correct)

Three-lane highways

Departure

Climbing lanes for trucks

Under what conditions is it advisable to add a climbing lane for trucks on a steep hill?

When the number of trucks going up is less than 20% of the road's capacity

When the number of trucks going up is exactly 20% of the road's capacity

When the number of trucks going up exceeds 20% of the road's capacity (correct)

Climbing lanes are never advisable on steep hills

How far should the climbing lane typically extend?

Beyond the crest where the truck can attain a speed of 50 kph Signup and view all the answers

Why is superelevation or banking used in road design?

To counteract centrifugal force and keep vehicles on the road Signup and view all the answers

Under what conditions might climbing lanes be needed on multilane roads?

When the road has a steep incline Signup and view all the answers

What is a key advantage of highways with separated roadways?

High traffic capacity Signup and view all the answers

What is a defining characteristic of a divided highway?

More than one lane per direction Signup and view all the answers

How is a provincial road in the Philippines eligible to receive national maintenance aid?

By a recommendation from the Provincial Board Signup and view all the answers

What is the minimum road right of way width for city roads in the Philippines?

15.00 meters Signup and view all the answers

What is the primary purpose of Farm-to-Market Roads?

Link production areas to markets and highways Signup and view all the answers

What is the primary goal of Tourism Roads?

Showcase unique natural beauty and attract tourists Signup and view all the answers