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Wisconsin Department of TransportationWisDOT: “CTL has built a successful relationship with WisDOT over the past 14 years and performed many supportive duties in a consulting role. Their laboratory activities have aided WisDOT with product validation, training, research, forensics and innovative ideas. Willingness to devote their expertise and resources to our requests has allowed us to count on data reports that are timely, concise and complete. For these reasons, WisDOT will continue to rely on CTL and expand on a confident partnership.”

—Thomas F. Brokaw, Asphalt, Aggregate and Soils Engineer,
Wisconsin Department of Transportation