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Environment & Energy Report

Glider Truck Study Drew ‘Inaccurate’ Conclusions, University Finds

Oct. 24, 2018, 6:23 PM

University researchers erred in stating an industry-funded study found trucks with rebuilt engines were just as clean as new trucks, Tennessee Technological University determined in a misconduct investigation.

The 2017 study has been at the center of a fight over the Environmental Protection Agency’s attempts to eliminate air pollution limits on trucks using glider kits. Glider kits are new chassis and cab assemblies that allow for the use of a old engine.

The EPA cited the Tennessee Tech study in its Nov. 16, 2017 proposal to kill the Obama-era requirements capping glider kit production and use. The research was...

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