STS offers a variety of equipment to efficiently manage your ever changing transportation needs.

Our complete line of equipment

truck fleet


STS Intermodal operates lightweight tractors, both sleepers and day-cabs, all with extended weight permits to 84,000 pounds in Oregon and Washington; furthermore, each of our trucks is equipped with GPS transponders.

We also utilize a pump truck to aid in special offloading circumstances.



STS offers chassis with lift kits, high low combinations, and tri-axles, as well as warehouse/box chassis.

lift equipment

Lift Equipment

To ensure efficient, reliable, and safe movement of intermodal containers, STS utilizes two Kalmar Heavy-Lift loaders capable of loaded containers up to 45 tons and one Taylor Light-Lift loader capable of repositioning empty containers up to 15 tons.

mobile repair truck

Mobile Repair

STS maintains a mobile repair unit that can assist roadside, as well as with transportation to a qualified repair location utilizing our Pro-tote tractor. Our mobile repair services are not limited only to STS equipment; our services extend to anyone in need of repair services.

Steam Generator

Steam Generator

Our Sioux Steam Generator heats tanks safely, quickly, and efficiently. The enclosed, insulated trailer allows the steam generator to operate even in extreme weather conditions and temperatures. A low water sensor switch, and an automatic water feeder, maintain water level and provide low water shutdown.

What Our Customers Have to Say:

“STS Intermodal has been a trusted partner for ChemLogix Global for over ten years. Operated by true professionals, STS always finds a way to get the job done.”

Stephen Hamilton
Managing Director, Global
Chemlogix Global

“I cannot say enough about how wonderful this team is and how much I appreciate everything you do for us. You make us feel like it is not just business but a relationship. I think you all are just wonderful and cannot express enough how much I value our relationship. Thank you so much for all the hard work you do!! You guys are the Best of the Best of the Best!!!!”

Cyndi Brooks
Operations Manager

“STS has been a valued carrier partner of ours since 2006. Their Operations team has always been quick to respond, proactive when it comes to solving problems, extremely courteous and always professional. Moreover, their drivers are both knowledgeable and respectful; a trusted partner for us to put in front of our customers. We very much value our long- standing relationship with STS and appreciate the high quality level of service they continue to provide.”

Barb Slawter
Optimodal, Inc.

“I just wanted to extend a special thank you from myself and our Kalama production teams to your dispatch team and drivers for getting two tanks delivered to us yesterday. We all very, very much appreciate the partnership Emerald has with STS. Your efforts to service our Kalama plant are never taken for granted and do not go unnoticed.”

Emerald Materials

Let us handle your
bulk liquid transportation