HNTB secures construction, engineering, and inspection contract for Miami-Dade Transitway, US March 31, 2021 | North America News The Miami-Dade County Department of Transportation and Public Works (DTPW) awarded HNTB Corporation a contract to provide construction, engineering, and inspection services for the new South-Dade Tran... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password