General Topics
- Scope of project, function, traffic mix, road users
- Type and degree of access to property and developments
- Major generators of traffic
- Staging of construction
- Future reconstruction projects
- Wider network effects
Design Issues
- Route choice
- Impact of continuity with the existing network
- Broad design standards
- Design speed
- Design volume and traffic characteristics
- Right of way
- Combination of features
Intersections
- Location, spacing types
- 'Readability' (perception) by drivers
- Road users, traffic mix
- Design consistency
- Number of lanes
Interchanges
- Location, spacing
- Types, layouts
- Ramps, terminal intersections
- Design consistency
- Number of lanes
Environmental
- Surrounding terrain
- Weather, sunlight
- Noise barriers, animal fencing
- Animal crossings
- Visual distractions
- Unstable land
Safety Aspects Not Already Covered
Flooding, rail crossings, roadside parking, special events, emergency vehicles, rest areas, etc.