Dead Anchorage ( or passive anchorage), also known as fixed anchors, used primarily in space- or size-restricted area, and depending on the type of post-tensioning structure to be used appropriately, ensuring in terms of technical and economic. Passive anchorage mainly have two types as follows: Passive anchorage P or H.
Dead anchorage type H: A set of P anchorage including: wedges, dead springs, anchor head, springs, restraining ring ... wedges and cables will be assembled together by hydraulic presses specialized force to form the dead anchorage system.
Dead anchorage type H: Passive anchorage type consists of cables with cable ends are shaped into onion, steel frame, springs, restraining rings. The onion anchoring head is made by specialized machine.