Determining and Tuning Models of a Masonry Bridge for Structural Assessment

Author(s):  
Paolo Borlenghi ◽  
Antonella Saisi ◽  
Carmelo Gentile
2021 ◽  
Vol 167 ◽  
pp. 112350
Author(s):  
Ilenia Catanzaro ◽  
Pietro Arena ◽  
Salvatore Basile ◽  
Gaetano Bongiovì ◽  
Pierluigi Chiovaro ◽  
...  

2006 ◽  
Vol 13 (2) ◽  
pp. 99-114 ◽  
Author(s):  
Jongsung Sim ◽  
Hongseob Oh ◽  
Christian Meyer

2006 ◽  
Vol 27 (9) ◽  
pp. 926-937 ◽  
Author(s):  
Yum L. Yip ◽  
Vincent Zoete ◽  
Holger Scheib ◽  
Olivier Michielin

2021 ◽  
Author(s):  
Ulrik Sloth Andersen

<p>This paper presents the basic principles for strengthening of bridges and other structures through the use of external prestressing. A case study that includes strengthening of the approach spans for the Langeland Bridge in the south-eastern part of Denmark is included.</p><p>During a recent rehabilitation, corrosion of the post-tensioned tendons was discovered inside the box girders of the bridge. Additional analysis of the extent of the corrosion and a structural assessment was undertaken. Based on this, a strengthening project was carried out, and strengthening with external prestressing is currently being implemented.</p>


Author(s):  
M Dickin

Pipe-lay vessels, heavy-lift crane vessels and dual purpose heavy-lift and pipe-lay vessels are distinct in many ways from other types of ships or offshore units. The unique functions that these vessels carry out can impact directly on the overall safety of the vessel, the personnel on-board and the potential to pollute the environment. This paper outlines some of the hull and machinery safety assurance considerations for classification and design pertinent to pipe-lay and heavy-lift operations. The considerations that are discussed in this paper include the implications of classing the vessel as a ship or an offshore unit; the interaction between classification and marine warranty; general arrangement; station-keeping; structural assessment and the interaction between safety critical systems. Specific hazards for pipe-lay vessels and their use of chemicals on-board are also discussed.


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