California Department of Transportation


Landscape Architecture PS&E Preparation Guide

Caltrans PS&E Guide

The Landscape Architecture PS&E Guide, January 2008 (US Customary Units) replaces the Landscape Architecture Standards Manual (Metric). This guide provides information specific to preparing Planting and Irrigation Plans, Specifications and Estimates. Additionally, this Guide provides design guidance and time-saving tools such as checklists, Do’s and Don’ts, and conversion tables.

Erosion Control and StormWater Guidance

This interim Notice of Termination Design Guidance will assist with documenting Construction General Permit compliance for the final stabilization portion of all projects requiring Storm Water Pollution Prevention Plans (SWPPPs) as it relates to permanent erosion control at Construction Contract Acceptance (CCA).

Biofiltration Strip Guidance

Biofiltration Swale Guidance

RUSLE2 Quick Start Guide

Low Impact Development Overview

Sidewalk Stormwater Planter

Sidewalk Stormwater Tree Trench

Parking Stormwater Planters

Permeable Paving

Additional LID Resources

Highway Planting Guidance

The Landscape Architecture Program provides expertise in the planning, design, construction, maintenance and operation of transportation system improvements that:

  • Balance mobility, safety, maintainability and economic needs with adjacent land use and aesthetic, environmental, scenic and community values;
  • Improve traveler safety through the design of context sensitive roadways for motorists, transit, bicycle, and pedestrian users;
  • Improve traveler and worker safety by providing solutions that reduce the frequency and duration of maintenance worker exposure to traffic;
  • Improve traveler safety through the design of safety roadside rest areas and management of rest area system needs.

Caltrans Plant Setback and Spacing Guide

Invasive Species Guidance

FHWA Guidance on Invasive Species per Executive Order 13112