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Welcome to the new MaineDOT website! 

We've recently transitioned to a new content management system to improve the MaineDOT website. We appreciate your patience while we work to update the site. If you have any questions or specific content requests in the meantime, please Contact Us.

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Standard Details and Specifications

Standard Specifications (March 2020 Edition)

After much stakeholder input, the 2014 Standard Spec book has been revised.

Printed copies are available by calling the bid document sales department at (207) 624-3220 , or at their office located on the first floor of the MaineDOT Child Street building. The cost per copy is $10 plus $5 shipping.

ALL projects advertised after April 29, 2020 will need to meet the specifications of the March 2020 Edition, NOT the 2014.

The March 2020 edition will be Red with Black lettering.

Bid Opportunities

Bid Opening Changes

The Department will again be allowing in person attendance at our Bid Openings starting on June 8th, 2022. You can join us in the main conference room at the Augusta Headquarters Building at 16 Child Street (please read instructions posted on the main entrance). The marked receptacle at the main entrance will remain in use for your convenience.

Roadway Inventories, Classifications, Route Numbers, & Urban Compacts

The MaineDOT Map Viewer

A great way to easily create your own maps, see road classifications and urban compact areas, DOT projects, bridges, and much more!

MaineDOT MapViewer

Local Road Inventory Updating

Having an accurate public road inventory is important for all 488 organized towns, cities, and plantations plus three Indian Nations, and 10 of Maine’s 16 counties. This road inventory directly affects:

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