“It’s a monster!”That’s just one of the expressions J.T. Puckett uses when describing the massive 14-million-gallon water storage tank now being built here.Few people noticed when construction began more than five months ago.That’s because, until recently, the construction site has mainly been a really wide hole in the ground.But that changed just over a week ago when scaffoldlike shoring started going up a couple blocks west of Bryan Ave., at the end of N. 15th St.An initial few spindlylooking towers which went up just over a week ago has grown daily into an impressive-looking steel structure of its own.And it’s ...