SPT has constructed shoulder rumble strip projects for every highway authority in the United States currently installing rumble strips. In fact, SPT pioneered the first projects on most of these highways and continues to drive the growth of this market through its participation in state DOT studies and demonstration projects.
Surface Preparation locations
SPT serves our nationwide market through various offices located in:
New Kingstown, Pennsylvania
Fayetteville, Tennessee
Wichita, Kansas
Elkhart, Indiana
Waite Park, Minnesota