sentences:  A proposed project to adjust the alignment of Route 101 both inside and outside park boundaries to accommodate industry standard-sized trucks in compliance with the Surface Transportation Assistance Act (STAA) has been in development by Cal Trans (Caltrans).STAA-compliant vehicles are currently prohibited north of Leggett, California on Route 101 through Richardson Grove State Park.The feasibility of constructing a four-lane bypass of Richardson Grove State Park was analyzed in 2001, but deemed infeasible.