Cost Effectiveness of HDPE Sheathing For Post-Tensioned Prestressed Concrete Structures Over Galvanised Metallic Ducts – A Study
S.G. Bapat, Chief Engineer (Civil-Designs) Retd; Mr. Arvind Shrivastava, Addl. Chief Engineer (Civil) Nuclear Power Corporation of India Ltd. Mumbai, and Mr. Umesh K. Rajeshirke, Spectrum Consulting Engineers, Navi Mumbai.
The main functions of the duct are:
Introduction
Prestressing duct is one of the vital elements of total prestressing system.The main functions of the duct are:
- To create cavity / void in the concrete, along the profile of the prestressing cable so that the cable can be threaded into it after the concrete gets hardened.
- To provide the protection against the corrosion to the prestressing steel.
This is a premium article available exclusively for our subscribers.
If you are already a subscriber, please Login
If not, subscribe now and get access to well researched articles & reports on infrastructure construction, equipment & machinery, innovations & technology, project reports, case studies, and more. All this by simply paying just ₹200/- for a month of complete portal access, or a discounted rate of ₹1000/- for a full year of access.
- Details
- NBM&CW November 2010
