Skip Navigation to ContentSeattle Right-of-Way Improvement Manual SDOT Home
HomeSearch TipsJoin Email ListGlossaryLinksContact UsFAQsdisclaimer

This online manual has been superceded by Street Illustrated.

Chapter 3
  « Back to Chapter 2  |  Go to Chapter 4 »
Right-of-Way Improvement Requirements
3.1.2b New Streets, Required Widths - Non Arterials
« Back to Previous Page

Minimum street right-of-way and roadway widths required for new non-arterial streets. Street right-of-way widths for new non-arterial streets in Downtown or zoned Seattle Mixed shall be determined by the Seattle Department of Transportation. For more information, please contact Street Use.

Right-of-Way and Roadway Widths for New Non Arterial Streets
Land Use Zone Categories* Right-of-Way Width Roadway Width
SF, LDT, L1, NC1 50 feet 25 feet
L2, L3, L4, NC2 56 feet 32 feet
MR, HR, NC3 60 feet 36 feet
C1, C2, IB, IC 60 feet 40 feet
IG1, IG2 66 feet 40 feet

* If a project is on a block which is split into more than one land use zone category, the zone category with the most frontage determines the minimum width required. If the land use categories have equal frontage, the one with the greater width requirement shall be used to determine the minimum width.

Latest Online Manual
Detailed Table of Contents
Chapter 3
Right-of-Way Improvement Requirements
3.1 Overview of Requirements from the Land Use Code (Ch. 23.53 & 23.22)
3.2 Requirements for Streets, Alleys and Easements
3.3 Contact Information
Report ROWIM content errors and/or website problems Report ROWIM content errors and/or website problems
Download Adobe Acrobat Reader Download Adobe Acrobat Reader


End of Content
Home | Search Tips | Join Email List | Glossary | Links | Contact Us | FAQs
SDOT Home | Seattle.Gov