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ROADWAY GEOMETRIC DESIGN

ROADWAY GEOMETRIC DESIGN. Instructors: Alexa Mitchell 573-751-6591 Kevin Vollet 573-526-5176. Purpose. To introduce new highway designers and design technicians to the concepts needed for highway geometric design.

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ROADWAY GEOMETRIC DESIGN

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  1. ROADWAY GEOMETRIC DESIGN Instructors: Alexa Mitchell 573-751-6591 Kevin Vollet 573-526-5176

  2. Purpose • To introduce new highway designers and design technicians to the concepts needed for highway geometric design. • To familiarize class participant with the Engineering Policy Guide (EPG), Standard Drawings for Construction, and the 2001 AASHTO Green Book.

  3. Materials • Roadway Geometric Design Powerpoint Slides • MoDOT Engineering Policy Guide • 2001 AASHTO Green Book You can use newer versions of the Green Book. However, the location of tables and figures may differ from the version we are using in class To receive credit for this class, please log on to the Moodle online system to take the quiz.

  4. Agenda • Section 1: Design Controls & Criteria • Roadway Design Resources • Definitions • Highway Capacity • Facility Selection • Typical Section Elements • Access Management • Section 2: Horizontal Alignment • Definitions • Geometric Elements • Design Controls & Guidelines • Superelevation and Widening of Curves

  5. Agenda • Section 3: Sight Distance and Vertical Alignment • Definitions • Stopping Sight Distance • Decision Sight Distance • Passing Sight Distance • Vertical Geometric Elements • SSD and Vertical Curves • Design Controls & Guidelines

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