What is MPAA 1.1b LOS?
MPAA 1.1b LOS stands for “Minimum Performance Standards for Accessible and Usable Public Rights-of-Way,” which are guidelines set by the American Association of State Highway and Transportation Officials (AASHTO) and the Federal Highway Administration (FHWA) for the design and construction of public sidewalks, pedestrian facilities, and street crossings. The guidelines aim to ensure that public…