Road Design Fundamentals TSDA 1111

Upon successful completion, the student will be able to:

Module 9 - Highway Design Process

• Describe the major critical success factors for planning, designing, constructing and operating a highway.
• State the six major phases of the highway design process.
• Understand the four classes of construction cost estimates.

Module 10 - Design Criteria

• State and describe the reasons for highway and street classification.
• Describe the demand side of highway design: design vehicles, driver performance, traffic characteristics, road safety and environmental constraints.

Module 11 - Sight Distance

• Explain the concept of sight distances.
• Describe stopping sight distances.
• Describe passing sight distances.
• Describe decision sight distances.

Module 12 - Horizontal Alignment

• Describe the horizontal alignment as a design consideration.
• Describe the elements of a circular curve.
• Describe the elements of superelevation.

Module 13 - Vertical Alignment

• Describe the maximum and minimum grades of highways.
• Describe climbing lanes.
• Describe the elements of vertical curves.

Module 14 - Cross Section

• State and describe the elements of a road cross section.
• State and describe the purpose of a design cross section.

Module 15 - Intersections

• Describe various types of intersections.
• Describe capacity and level of service requirements.
• Design criteria of intersections.

Effective as of Fall 2003