Prestressing concrete anchor system is consist of anchor head, wedges, anchor plate, spiral reinforcement. Please check the below picture:
Prestressing anchor system have two parts: tension end and dead end. The first photo is tension end anchor system; the second photo is dead end anchor system. Some time, tension anchor head and wedges can be
worked as dead end anchor.
Prestressed concrete anchor head and wedges are widely used for road bridge, railway bridge, city overpass and many construction engineering.