The present disclosure describes embodiments of an adherent layer that may be used to attach a geo-membrane to a concrete slab and methods that include installation of the adherent layer. The vehicle is comprised of an engine, a transbrake, a transbrake button and delay box for engaging and disengaging the transbrake, a drive shaft, a throttle stop mechanism, and an acceleration pedal. The controller is configured to display input characters and a cursor in a display window and to display a keypad in the display. A message scanning method is described in which early exit from parsing and scanning can occur by matching threat rules only to selected message elements and stopping rule matching as soon as a match on one message element exceeds a threat threshold. An interlock valve assembly fluidly connects the park brake control valve to primary and secondary air supplies.