downtown traffic on market street
Sergio Ruiz
Citywide

Transportation Impact Analysis Guidelines for Environmental Review - Update

To assist in the preparation of transportation impact studies, the department is issuing this update to the Transportation Impact Analysis Guidelines. Update released Feb 2019.

Impact Analysis Guidelines latest update February 14, 2019 - see "Impact Analysis Guidelines" tab

Background technical studies support the conclusions of an environmental impact evaluation and guide decision-makers during project approval. The department periodically updates guidelines, with this 2019 update. Updates will occur approximately every four years, or more frequently as needed.

This comprehensive update was the result of an over two-year process that included input from several local and regional government agencies, consultants, the planning commission, and the public. 

Timeline
March 2016 Planning Commission adopts resolution to use VMT and remove LOS
Fall 2016 Contracted with consultant for travel demand
  Data collection and research initiated
Summer 2017 Meeting with public agencies and consultants kick-off
Fall 2017 Formalized charter with partner agencies
  Planning Commission hearing and public survey
Winter 2017 Summary of Feedback released
Spring 2018 Consultant training and topic memos released
February 2019 2019 Transportation Impact Analysis Guidelines released

Summary of Changes Memorandum
This memo provides an overview of the primary changes made in this guidelines update compared to prior guidelines.

02/14/2019

Transportation Impact Analysis Guidelines

Document with Appendices

Document with No Appendices

02/14/2019

Transportation Review Process

02/14/2019

Process and Style Guide

02/14/2019

Travel Demand
SF Travel Demand Map
A web-based tool to visualize travel demand and trip patterns for development projects in San Francisco. This tool is a beta version.

02/14/2019

Walking/Accessibility

02/14/2019

Bicycling

02/14/2019

Public Transit

02/14/2019

Emergency Access

02/14/2019

Loading

02/14/2019

Vehicle Miles Traveled/Induced Automobile Travel

02/14/2019

Driving Hazards

02/14/2019

Construction

02/14/2019

Vehicular Parking

02/14/2019

Supplementary Guidance

02/14/2019