Highway Alignment Designer

Highway Alignment Designer Skill

Purpose

The Highway Alignment Designer Skill designs horizontal and vertical highway alignments including curves, superelevation, and sight distance per AASHTO Green Book standards.

Capabilities

• Horizontal curve design (simple, compound, reverse, spiral)
• Vertical curve design (crest, sag)
• Superelevation calculation
• Sight distance analysis
• Cross-section template generation
• AASHTO Green Book compliance checking
• Design exception documentation
• Corridor modeling support

Usage Guidelines

When to Use

• Designing new roadways
• Evaluating existing alignments
• Checking sight distances
• Developing superelevation

Prerequisites