نتایج جستجو برای: steel post tensioned connections

تعداد نتایج: 546546  

Journal: :ce/papers 2023

Abstract There are cases where the common approaches used to assess temperature loading effects may not be sufficient, especially in case of integral abutment bridges (IABs). In IABs, incorrect choice design result an unwanted tensional state bridge decks and additional loads on abutments. For post‐tensioned bridges, combined excessive loss tension cables due time‐dependent phenomena like relax...

The utilization of unbounded external reinforcing bars is one of the strengthening methods used after loading stage and before failure. The method has been used in different forms to strengthen members of reinforced concrete structures. To investigate the effect of utilization of post-tensioned reinforcing bars in this method of strengthening, a number of reinforced concrete beams was tested. S...

Journal: :journal of the structural engineering and geotechnics 0
maziar basirololoomi m. sc student, department of civil engineering, eslamshahr branch, islamic azad university, tehran, iran armin aziminejad assistant professor, department of civil engineering, science and research branch, islamic azad university, tehran, iran. fariman ranjbaran assistant professor, department of civil engineering, eslamshahr branch, islamic azad university, tehran, iran

moment-resisting frames have extensive usage in earthquake-prone areas and high ability in energy dissipation.after the earthquake in northridge 1994,kobe 1995 fixed connections of steel structures have shown poor performance and generally they were caught brittle fracture of beam flange weld to the column.in order to remedy to avoid similar situations in future earthquakes,researchers introduc...

Journal: :IOP Conference Series: Materials Science and Engineering 2017

2013
H. Salim R. Dinan

This research effort focuses on the evaluation of existing design standards for cold-formed steel stud walls and the development of retrofit wall systems. Full-scale wall systems are tested under uniform static pressure using a vacuum chamber. The resistance functions obtained are used to model the dynamic behavior of the walls and to predict performance under blast conditions. This paper focus...

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