Got SWPP’s? Over the past few years our TYMCO® model 435 has become the contactors unit of choice for trac out and SWPP’s work. It is the most versatile cross over sweeper in today’s market place serving both municipal street sweeping and private jobs. From large parking lots to dirt haul jobs to small city street sweeping the 435 is the right sweeper for you. The 435 is offered in diesel cab-over and conventional truck packages.