Trailer with included rear bulkhead that includes rear lighting assembly and method of operation

A tank vehicle, comprising:

• a main body having a front bulkhead, a rear bulkhead opposite to the front bulkhead, an exterior wall operably engaged with the front bulkhead and the rear bulkhead, and at least one interior chamber defined collectively by the front bulkhead, the rear bulkhead, and the exterior wall, the at least one interior chamber being adapted to carry a load;
• a false bulkhead removably engaged with the main body, the false bulkhead being located a distance away from one of the front bulkhead and the rear bulkhead;
• and
• a rear lighting assembly operably engaged with one of the rear bulkhead and the false bulkhead;
• a first material forming the rear bulkhead;
• and
• a second material forming the false bulkhead and is different than the first material;
• wherein the first material is configured to enable each indicator light of a set of indicator lights emitted by the rear lighting assembly to be directed towards the false bulkhead;
• wherein the second material is configured to transmit each indicator light of the set of indicator lights;
• and
• wherein the main body is capable of concealing drainage of precipitation exterior to the at least one interior chamber between the rear bulkhead and the false bulkhead.

A method, comprising:

• sending a travel response to a rear lighting assembly of a tank vehicle;
• emitting a set of indicating lights, by a signaling device of the rear lighting assembly, through a false bulkhead of the tank vehicle;
• signaling a plurality of driving states of the tank vehicle when in travel;
• and
• concealing drainage of precipitation exterior to at least one interior chamber defined between a rear bulkhead of the tank vehicle and the false bulkhead.