Tag: California Air Resources Board (CARB)

The Emissions Battle: Hybrid construction vehicles are pitted against conventional diesel machines
Kent Johnson, an assistant research engineer at the Center for Environmental Research and Technology, is working on the two-year hybrid emissions project being funded by the California Air Resources Board (CARB). The project will allow researchers to evaluate the emission reduction benefits of two commercially available hybrid construction vehicles: a Caterpillar bulldozer and a Komatsu hydraulic excavator
CARB proposes updates to test procedure modifications for Tier 4 off-road engines
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