WSDOT SPECIAL MOTOR VEHICLE PERMITS
For fast and affordable service for you and your company, the WTA can supply you with the following special motor vehicle permits:
annual and/or monthly over dimensional
daily overweight or over dimensional
log tolerance
temporary additional tonnage
western regional
fixed load
empty apple bins (over dimensional)
single trailers/double trailers
61' non divisible load
trip/fuel
manufactured homes 30-day transfers
transfer permit request forms
Ordering Permits Made Easy!
For immediate service, call Jeannie Roberts at (253) 661-8260 or (800) 732-9019 or stop by
and set-up a pre-pay account or use your company Visa/MasterCard.
To set up a credit card account NOW:
Simply print out a copy of the Authorization to Use Credit Card form, fill it out and fax it
to Jeannie at (253) 838-1699.
For an added benefit, the WTA bills its members, making it even easier and more convenient to
order permits!
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Days & Times Permitted Movement Prohibited
Overdimensional movements are prohibited from movement and overweight vehicles that cannot
maintain the speed of the surrounding traffic flow are also prohibited on the holidays of
New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Christmas Day,
and during the afternoon of the day preceding said holidays. Should any of the holidays fall
on a Saturday or Sunday, the preceding Friday or the following Monday shall be considered such
holiday. Check commuter curfew hours.
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Escort Car Requirements
A pilot/escort vehicle and operator must comply with
the requirements of WAC 468-38-100 Escort vehicle
requirements. Pilots/Escort vehicles are required
when:
Vehicle(s) or load is over 11 feet in width; escort
cars (both front and rear) are required on all twolane
highways.
Vehicle(s) or load is over 14 feet wide; one rear
escort vehicle is required on multiple-lane
highways.
Trailer length including load exceeds 105 ft., of a
tractor/trailer combination, requires a rear escort
car on all two-lane highways.
Trailer length including load exceeds 125 ft., of a
tractor/trailer combination, requires a rear escort
car on multiple-lane highways.
Rear overhang of a tractor/trailer or truck/trailer
combination exceeds 1/3 of the trailer length
including load, requires one rear escort on twolane
highways.
Rear overhang exceeds 20 feet of a single unit
vehicle, requires one rear escort car on two-lane
highways.
Loads exceed 14 feet and 6 inches high, one
escort vehicle is required in front equipped with a
height pole. Manufactured housing requires front
escort with height pole when exceeding 15 feet in
height. The Department does not guarantee
height clearances; therefore, on any route where
the height is in question, a front escort vehicle
equipped with a height pole should be used.
In the opinion of the Department of
Transportation, escort vehicles are necessary to
protect the traveling public, for any overdimensional
and/or overweight move, either
across, upon, or along a highway.
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Legal Dimensions
| Width |
8 ft 6 in |
| Height |
14 ft |
| Length |
single unit - 40 ft
single trailer - 53 ft
truck/trailer comb - 75 ft
two trailing units - 61 ft
3-axle log truck and 2-axle pole trailer - 75 ft
|
| Overhang |
Front - 3 ft from bumper
Rear - 15 ft from center of last axle
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Nighttime Movements
A vehicle or vehicle combinations not exceeding the defined envelope of 12 feet wide, 14
feet 6 inches high and 100 feet long, including legal overhang(s), may move at night. A
vehicle or vehicle combination which exceeds the defined envelope may also be permitted to
move at night on state highways subject to department preferred hours/routes of travel,
and must have "Nighttime movement approved" stated on permits. All night moves must comply
with published curfew restrictions. Night means one-half hour after sunset to one-half hour
before sunrise. Vehicle and load must have proper lighting (49 CFR 393.11).
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Oversize Load Signs
"OVERSIZED LOAD" signs are required on all over dimensional loads, except as provided for in
the Exemptions for Some Over Length Vehicles section of this manual. Signs must be 7 feet
long and 18 inches high with black lettering at least 10 inches high. Signs on escort vehicles
must be at least 5 feet long, 10 inches high, with black lettering at least 8 inches high on a
yellow background.
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Winter Road Restrictions
Movement by permit is prohibited in areas where any of the following signs are displayed:
"TRACTION ADVISORY OVERSIZE VEHICLES PROHIBITED, VEHICLES OVER 10,000 GVW CHAINS REQUIRED,
AND ALL VEHICLES CHAINS REQUIRED EXCEPT ALL-WHEEL DRIVE' except as specified in WAC 468-38-075.
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Oregon Information
Oregon Trucking Associations: 1-888-293-0005
Oregon Permit Office: 1-503-373-0000 Option #1
If host number is needed to fax your Oregon Permits To:
Call WTA Permit Office and WTA Will Help You
Green Light Preclearance for Oregon
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