Task 177, FY 2003, Synthesis of Maintenance and Durability Information for Detectable Warnings on Sidewalks (i.e., Truncated Domes), (Cindy Estakhri). This study compiled information on the durability and maintenance aspects of detectable warnings. A status report on the project was recently presented to the Technical Section on Safety Devices of the AASHTO Highway Subcommittee on Materials. A final report has been received; it will be forwarded to AASHTO staff for distribution to distribution to interested committees. (NCHRP Staff: A.N. Hanna)