Our "OverHaul" Online Permitting Web site will streamline your Oversize/Overweight vehicle permitting process. If you are moving a vehicle and/or a non-divisible load on New Hampshire state maintained highways and you exceed the legal requirements, you can now apply for your permits online, 24 hours a day, 7 days a week.
Permits will be processed and approved in the order they are received, by date and time requested, Monday - Friday between the hours of 8:00 AM - 4:00 PM EST/EDT, except holidays. Phones are shut off @ 3:45 PM. Permit Office: (603) 271-2691 Permit Office Fax: (603) 271-5990
Please scroll down and check for any Important Announcements/Notices before reading and accepting the terms and conditions and before proceeding to OverHaul to process your permits.
ANNUAL ROAD POSTINGS UNDERWAY ON SECTIONS OF STATE HIGHWAYS-Heavy Vehicle Ban Necessary to Protect Pavement During Thaw. Affected roads can be found on the Web at 511nh.com.
ATTENTION ALL ANNUAL PERMIT HOLDERS, effective June 1, 2012, the OS/OW Permit Office will no longer accept the old "Instant Permit Books" for the issuance of "Instant" OS/OW supplemental permits over the phone. The permit office has implemented a new 8 1/2" x 11", 2 sided form for no charge. Effective June 1, 2012, the new form will be the only method of attaining a supplemental permit with your annual permit over the phone. If you have any questions, please contact the OS/OW permit office by telephone at 603-271-2691 or by email at email@example.com
ATTENTION ALL PERMIT APPLICANTS MOVING OVERWEIGHT LOADS: The New Load/Axle Weight Criteria went into effect as of April 05, 2010. Individual carriers can find information on how to use the new Bridge Overweight Permit Review (BOPR) software that the Department has created for public use at the NHDOT Bridge Design Web page.
ATTENTION ALL PERMIT APPLICANTS MOVING OVERHEIGHT LOADS THROUGH NH TOLL BOOTHS: The Bureau of Turnpikes does NOT ALLOW any over height loads or vehicles greater than 15' high to pass under any toll canopy.
ATTENTION ALL OVERLENGTH AND OVERHEIGHT LOADS greater than 110' Long and/or greater than 13'6” High, the state will require a "Physical Route Survey" and/or a "Physical Height Survey" for ALL NH STATE ROUTES Traveled. This can be provided either directly by the individual carrier online through OverHaul, faxing a copy to the permit office @ 603-271-5990, or emailing to firstname.lastname@example.org "Physical Route Surveys" and/or a "Physical Height Surveys" shall include the permit number, height, length, routes, the date the survey was performed and survey expiration date. Note: Surveys cannot be valid for more than 30 days from date of submission.
Please take a look at our complete list of 2013 Holiday Travel Restrictions.
OS/OW Permit Travel is allowed as usual throughout the state.
OS/OW Online Permitting System is currently up and running.
By clicking the button below you are accepting and agreeing to all the terms and conditions with the permitting process, and that by applying for a permit, the holder certifies that he/she is familiar with all Federal and New Hampshire traffic, motor vehicle, and other laws, requirements, and rules governing a move including, but not limited to, time, date, and location, as well as size of load, and will be in full compliance during movement. The applicant agrees that all dimensions and weights applied for are true and correct. The permit does not allow the permit holder to exceed manufacturers’ Gross Combined Weight Rating (GCWR) or Gross Vehicle Weight Rating (GVWR), axle capacities, or tire capacities on any portion of the permitted equipment. If the load on any portion of the permitted equipment exceeds any of these manufacturers’ criteria, the permit shall be null and void. The applicant agrees to move at own risk and assume all responsibility for injury to persons or damage to public or private property caused directly or indirectly by the transportation of the vehicle or load under the permit.