Liquid storage tank trailer

A mobile fluid storage tank comprising:

• a base having an front end and a rear end;
• a substantially vertical front wall attached to the front end of said base;
• a substantially vertical rear wall attached to the rear end of said base;
• a pair of substantially parallel vertical side walls attached to said base and to said front and rear walls, said side walls including a first side wall and second side wall, each side wall have a rearward portion and a forward portion;
• a rear end roof portion extending across the rearward portion of said side walls substantially parallel with said base and defining a rear storage chamber;
• and
• a front end roof portion extending across the forward portion of said side walls and defining a front storage chamber so that the front and rear storage chambers are in fluid communication, said front end roof portion comprising a substantially sloped portion,
• wherein said rear end roof portion includes an aperture proximate an intersection of said rear end roof portion and said front end roof portion providing access to said rear storage chamber and said front storage chamber,
• wherein a length of said rear end roof portion being preferably between about 35% and 60% of a length of said side walls, and
• wherein at least one of said front wall, said rear wall, and said side walls, comprise a plurality of V panel members and straight panel members, said straight panel members placed on the outer extent of the wall with the V panel extending inwardly with respect to the storage tank.

A mobile fluid storage tank trailer for towing by a tractor truck and having a front, a rear, and a body structure including side walls, each side wall having a rearward end and a forward end, the trailer comprising:

• a rear end roof portion extending across the rearward end of said side walls defining a rear storage chamber;
• and
• a front end roof portion extending across the forward end of said side walls defining a forward storage chamber said front and rear storage chambers being in fluid communication,
• wherein said rear end roof portion includes an aperture proximate an intersection of said rear end roof portion and said front end roof portion providing access to said rear storage chamber and said front storage chamber, and
• wherein a length of said rear end roof portion being preferably between about 35% and 60% of a length of said side walls, and
• wherein said side walls comprise a plurality of V panel members and straight panel members, said straight panel members placed on the outer extent of the wall with the V panel extending inwardly with respect to the storage tank.