J-Gaard Railcar Cleaning Services J-Gaard Contracting provides mobile, full-service railcar cleaning solutions with a focus on safety, efficiency, and reliability. Our experienced crews and specialized fleet allow us to bring all required equipment directly to site, reducing downtime and eliminating the need to move railcars to fixed wash facilities. We incorporate automation and robotics into our process wherever possible, using high-pressure cannons, rotary jet heads, and other advanced tool