Concrete mixer vehicle with trainer cab

A concrete mixer vehicle comprising:

• a chassis;
• a frame bracket coupled to the chassis;
• a front axle coupled to the chassis;
• a main cab coupled to the chassis above the front axle;
• a hopper assembly supported above the main cab, the hopper assembly including a platform and a discharge chute;
• a trainer cab coupled to the chassis and arranged laterally outwardly relative to the main cab;
• a superstructure support beam arranged laterally between the trainer cab and the main cab, wherein the superstructure support beam is coupled between the frame bracket and the platform;
• and
• a mixing drum supported on the chassis rearward of the main cab.

A concrete mixer vehicle comprising:

• a chassis;
• a front axle coupled to the chassis;
• a main cab coupled to the chassis above the front axle;
• a hopper assembly supported above the main cab, the hopper assembly including a platform and a discharge chute;
• a trainer cab coupled to the chassis and arranged laterally outwardly relative to the main cab;
• a step ladder mounted under the trainer cab rearward of the front axle, wherein the step ladder is coupled to a frame rail of the chassis so that the step ladder is isolated from the trainer cab;
• and
• a mixing drum supported on the chassis rearward of the main cab.