Road Design Manual Quiz

What is the purpose of the Road Design Manual?

• To provide a basis for designing roads

• To outline the history of road construction

• To serve as a legal document

• To promote tourism in Kenya

Who was involved in the review process of the manual?

• Only government officials

• Key stakeholders and the general public

• International consultants only

• Local contractors

What is the role of the Technical Task Force?

• To oversee the drafting process

• To provide funding for the manual

• To conduct public workshops

• To manage road construction projects

What is the email address for obtaining copies of the document?

• [e-mail]

• [e-mail]

• [e-mail]

• [e-mail]

What is the status of this document?

• Draft

• Final

• Manual

• Guideline

What is the average annual daily traffic (AADT)?

• The total yearly traffic volume in both directions divided by the number of days in the year.

• The total traffic volume during a given time period in whole days greater than one day and less than one year divided by the number of days in that time period.

• The maximum sustainable flow rate at which vehicles or persons can be expected to traverse a point or uniform segment of a lane or roadway.

What is the purpose of an acceleration lane?

• To enable a vehicle to increase its speed so that it can merge safely with through traffic.

• To allow a vehicle leaving the through traffic stream to reduce speed without interfering with other traffic.

• To provide an auxiliary lane in the upgrade direction for use by slow moving vehicles.

What does the term 'Design Speed' refer to?

• An index which links road function, traffic flow and terrain to the design parameters of sight distance and curvature.

• The maximum number of vehicles that can pass over a lane or a roadway during a given time period.

• The period of time that an initially constructed or rehabilitated pavement structure will perform.

What is a clover-leaf interchange?

• An interchange with four loop ramps and four diagonal ramps, with no traffic control on either crossing roadway.

• A standard of road that is characterised by an approximately even distribution of access and mobility functions.

• A highway designed to move relatively large volumes of traffic at high speeds over long distances.

What is the definition of a culvert?

• A structure, usually for conveying water under a roadway but can also be used as a pedestrian or stock crossing.

• An auxiliary lane to enable a vehicle leaving the through traffic stream to reduce speed.

• A portion of the roadway which has been designated by road markings for the use of cyclists.