Summary

MUTCD M1-1 Interstate Route sign (two digit) Source: Page Page 2D-5, Manual on Uniform Traffic Control Devices for Streets and Highways - 2003 Edition and 2004 Standard Highway Signs, this is the shield of Interstate 22

Licensing

This file is in the public domain because it comes from the Manual on Uniform Traffic Control Devices, sign number M1-1, which states specifically on page I-1 that: Any traffic control device design or application provision contained in this Manual shall be considered to be in the public domain. Traffic control devices contained in this Manual shall not be protected by a patent, trademark, or copyright, except for the Interstate Shield and any other items owned by FHWA.

This work includes material that may be protected as a trademark in some jurisdictions. If you want to use it, you have to ensure that you have the legal right to do so and that you do not infringe any trademark rights. See our general disclaimer. This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.