TransTech Systems manufactures the Pavement Quality Indicator (PQI), the non-nuclear asphalt density gauge. The PQI offers precise pavement density measurement almost instantly (3 seconds). The PQI is more accurate than the nuclear gauge but without the hassles of regulator training and certification. Enjoy less hassles and join the world leader and originator of non-nuclear technology today. Find us on Facebook, YouTube, LinkedIn, Twitter and more.