Abstract: A container adapter for securing a container to a cargo section of a vehicle includes a frame, a plurality of brackets connected to the frame for securing the frame to the cargo section, and a plurality of locks formed on the frame configured to secure the frame to the container. The cargo section of the vehicle includes one or more attachments secured to a support surface, and at least two locks disposed on the attachments and spaced apart by a predetermined distance in a length direction. The at least two locks configured to engage the one or more containers. A trailer includes a cargo section having multiple bolsters, for use in the sand haul operation for example, the multiple bolsters including first, second and third bolsters spaced apart along a length direction, each bolster comprising two locks configured to engage a container.