Non-Nuclear Pavement Quality Indicator (PQI 301) - Discontinued

PQI 301 Discontinue Notice - Please click here for more details

The PQI 301 Non-Nuclear Asphalt Density Gauge is now discontinued.

Our intent is to support the PQI 301 for a limited time in order to allow for future planning by all of our customers. This page will remain published for remaining PQI 301 users who wish to refer to legacy manuals and library information. For information about the new generation PQI Non-Nuclear Asphalt Density gauge see the PQI 380 or contact direct.

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