Tanker Safety & Operations Checklist

Tankers have a high center of gravity (the liquid is above the frame rails) and liquid cargo shifts during turns and braking. A partially loaded tank is actually MORE dangerous than a full tank because the liquid has room to slosh (surge). This surge shifts the center of gravity unpredictably during maneuvers.

Partially loaded tanks (50-70% full) create the most dangerous surge conditions. The large air space allows liquid to build momentum as it moves. Fully loaded tanks minimize surge because the liquid has less room to move. If you must haul a partial load, drive with extreme caution.

Yes. The tanker endorsement (N) on your CDL requires passing a written knowledge test. Beyond the endorsement, quality tanker training covering surge dynamics, rollover prevention, and loading/unloading procedures is essential. Many tanker companies provide additional in-house training.