The Load King Side dump’s lowest center of gravity is not only safer but it’s dump cycle is quicker than end dumps. Side placement of materials can increase productivity On roadway, rail, and other large projects. Loads release faster from a straight side and better dump angle. A 50° dump angle…The most of any side dump trailer manufactured. A 50° dump angle means your load comes out quicker, leaving you with a cleaner tub. With a side dump the driver can see in the mirror where he is dumping!