Post-Tensioning Institute - post-tensioning research, code, development and marketing
PTI is a professional association dedicated to research, specifications, design recommendations and providing information on post-tensioning and construction technology through publications and education.
post-tensioning, prestressing, prestressed concrete, construction, design, unbonded tendons, bonded tendons, monostrand tendons, strand, tendons, cables, cable-stayed bridge, bridge, grouting, slab, sheathing, installer, anchorage, buildings, post-tensione
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