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California Concrete Supplier Convicted of Impersonating a Professional Engineer on Stimulus funded Project

On October 13, 2011, Gary Dyrr, the owner of Feather River Materials, Inc., a concrete supplier, entered a guilty plea and was sentenced to two years of probation, ordered to pay $4,186 in restitution and fined $580 for impersonating and using the seal of a licensed professional engineer on a $28.25 million bridge replacement project funded with American Recovery and Reinvestment Act funds.  

Mr. Dyrr was investigated for submitting altered laboratory findings, misrepresenting concrete aggregate physical properties, and altering a Professional Engineer's stamp on concrete mix designs, on the Spanish Creek Bridge Replacement.  

This investigation was conducted jointly with the California Department of Consumer Affairs and was prosecuted by the Plumas County District Attorney's Office.