Sealed Container for SR 509 Heavy Haul Corridor

What is the purpose of this permit?
To authorize non-divisible weight limits up to 105,500 lbs. to sealed ocean going containers on the SR 509 Heavy Haul at the Port of Tacoma.
Who issues this permit?
Washington State Department of Transportation
What activities require this permit?
The special permit allows vehicles to operate in the heavy haul industrial corridor at the Port of Tacoma to carry weight in excess of weight established in RCW 46.44.041. However the excess weight on a single axle (22,000), tandem axle (43,000) or any axle group must not exceed that allowed by RCW 46.44.091 (1) and (2), weight per tire must not exceed 600 pounds per inch weight of tire, and gross vehicle weight must not exceed 105,500 pounds. The Heavy Haul Corridor extends on SR 509 between milepost .25 in the vicinity of East "D" Street and milepost 5.7 in the vicinity of Norpoint Way NE.
How much will this permit cost?
$100.00 Monthly or $1,000.00 Annual
Where can I get the application for this permit?
The application is called 'DOT Form 560-027' is online and can be accessed at
Do I need to include anything with my application?
No - Only the permit application and permit fee is required to issue the permit
Is the decision on my permit dependent on anything besides the information in my application?
No - The application and permit fee is all that is required in order to issue the permit
How long will it take to review my application?
This permit is issued as requested. There is no review time necessary.
Where do I submit my application?
You can self-issue this permit type by accessing WSDOT's self issue permit program at, you can contact a Permit Agent or visit any WSDOT Permit Office. For information about Permit Agents or WSDOT Permit Offices see:
How long is my permit valid?
Permit is valid for a monthly (30-days) period, if a monthly permit purchased or for one-year, if an annual permit is purchased.
What is the appeal process for the permit?
Legal Authority:
Permit Timeliness Results

Permit Timeliness data collection is in response to a State Auditor’s Performance Audit and RCW 43.42A. Each regulatory agency developed a plan to improve permit clarity, predictability, and timeliness. Each agency considers the customers experience to ensure permit assistance is simple to use, easy to access, and designed in a customer-friendly manner. Agencies report progress to the Governor’s Office for Regulatory Innovation and Assistance (ORIA). ORIA prepares and distributes reports, with participation from the State Auditor’s Office and Results Washington. See latest report here:

All permits submitted for reporting were entered into this Regulatory Handbook. Here are the results of the performance data:

Estimated Time Required By the Agency to Process a Permit Application (Definition)
Average number of days from Receipt to Complete: 1
Maximum number of days from Receipt to Complete: 1

Estimated Time Required By the Agency to Issue a Permit Decision (Definition)
Average number of days from Complete Application to Decision: 1
Maximum number of days from Complete Application to Decision: 1

(Summary results based on 28 submittals in 2023)

Where can I get permitting assistance?
Web page URL:
Helpdesk phone: (360) 704-6340
Subject matter expert phone: (360) 704-6340 - 3 Permit Specialists
Subject matter expert email:
Washington State Department of Transportation
Commercial Vehicle Services
7345 Linderson Way SW
PO Box 47367
Tumwater, WA 98504-7367
Telephone: (360) 704-6340
* Permit information last updated 3/1/2022