State Route 138 Visual Impact Assessment
- Client Caltrans District 7
Lancaster, CA
The PA/ED State Route 138 (SR-138) project included 36.8 miles of roadway improvements along SR-138 between the interchanges of Interstate 5 and State Route 14. As the Landscape Architect, LCI drafted the Visual Assessment Document (VIA) jointly with Caltrans District 7 staff.
Key tasks included:
- Field investigation, research, and corridor photo documentation
- Nine visual simulations demonstrating ‘before’ and ‘after’ visual impacts
- Narrative description of landscape design criteria
- Highway planting design concepts
- Preliminary budget preparation
Context sensitive planting design included:
- Relocated Joshua trees
- Drought-tolerant shrubs/ground covers
- Special non-irrigated hydroseed mix
- Inert materials