{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Chapter 3 _3_

# Chapter 3 _3_ - Geometric Design Horizontal Alignment...

This preview shows pages 1–7. Sign up to view the full content.

Geometric Design: Horizontal Alignment Specifying the directional transition of the roadway in a horizontal plane considering the cornering capabilities of a variety of vehicles.

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ECI 161 Winter 2012 2 Outline Horizontal Alignment square4 Concepts square4 Vehicle Cornering square4 Horizontal Curve Design Factors
ECI 161 Winter 2012 3 Horizontal Alignment

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ECI 161 Winter 2012 4 Horizontal Alignment head2right Directional transition in a horizontal plane head2right What are the key concerns? square4 Cornering capabilities of a variety of vehicles square4 Adequate drainage
ECI 161 Winter 2012 5 Horizontal Alignment Which type of curves do we use for horizontal alignment? Circle Spiral Combination of both

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
ECI 161 Winter 2012 6 Stationing in Horizontal Curves PC: point of curve PT: point of tangent PI: point of tangent intersection R: radius, measured from center line of the road, ft T: tangent length, ft L: length of curve, ft E: external distance, ft M: middle ordinate, ft Stationing: from centerline of the
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 23

Chapter 3 _3_ - Geometric Design Horizontal Alignment...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online