New Precast Bridge Girder with Combined Prestressing
New Precast Bridge Girder with Combined Prestressing
Author(s): Martin Moravčík, Petra BujnakovaSubject(s): Transport / Logistics
Published by: Žilinská univerzita v Žilině
Keywords: highway bridges; Slovakia; Precast Bridge Girder;
Summary/Abstract: Traditionally, the major part of highway bridges in Slovakia is realized using the precast concrete technology. The common Slovak precast girders are produced to the34 m length as one element. Nowadays, there is an increasing demand for more economical and resisting bridge structures with longer spans. The company Vahostav-Sk-PREFA, Ltd as the main supplier of precast elements for highwaybridge 207, in cooperation with theUniversity of Zilina and the designer company Dopravoprojekt Inc. Liptovsky Mikulas, developed a new precast girder MDP for the span 38 m with combined prestressing. Some experiences and results of verifying flexural test with numerical analysis of that girder are presented in this paper.
Journal: Komunikácie - vedecké listy Žilinskej univerzity v Žiline
- Issue Year: 13/2011
- Issue No: 3
- Page Range: 19-23
- Page Count: 5
- Language: English