Results 21 to 30 of about 507,526 (293)

Evaluation of the Increased Dynamic Effects on the Highway Bridge Superstructure

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2018
Dynamic properties of the bridge superstructure vary depending on many characteristics of the bridge and the loading conditions. In this paper, maximum Dynamic Amplification Factor was calculated for six different types of typical pre-stressed concrete ...
Ilze Paeglite   +2 more
doaj   +1 more source

Bridge Therapy: To Bridge, or not to Bridge, that is the Question? [PDF]

open access: yesInternational Journal of Oral and Craniofacial Science, 2015
Patients undergoing oral anticoagulation treatment with vitamin K antagonist (VKA) therapy are at a high risk of bleeding when undergoing an oral surgical procedure. Bridging therapy with parenteral heparin, aims to protect these patients against thromboembolism during temporary periprocedural interruption of VKA therapy.
openaire   +1 more source

Quality Assessment of River Sand from Different Sources Used in Construction Purposes in Duhok Governorate at Kurdistan – Iraq

open access: yesEurasian Journal of Science and Engineering, 2021
Concrete is the most widely used construction material in the world. Some previous studies claim that substandard and low-quality concrete materials account for the majority of building collapse causes.
Hawar Hasan Jasim   +2 more
doaj   +1 more source

Comparative structural response of two steel bridges constructed 100 years apart [PDF]

open access: yes, 2011
This paper presents a comparative numerical analysis of the structural behaviour and seismic performance of two existing steel bridges, the Infiernillo II Bridge and the Pinhao Bridge, one located in Mexico and the other in Portugal. The two bridges have
Aníbal Costa   +17 more
core   +1 more source

Shear strength of reinforced concrete beams strengthened by P.B.O. fiber mesh under loading

open access: yesMATEC Web of Conferences, 2017
This article presents experimental study of sheer strength of reinforced concrete beams without transverse steel reinforcement, which strengthened by composite materials.
Blikharskyy Zinoviy   +2 more
doaj   +1 more source

Design and Stability of Long Span Railway Arch Bridge

open access: yesCommunications, 2013
The bow-string arch bridge across the Vah River was designed on the main Slovak railway line. Total length of the bridge is almost 451 m, while the lengths of two main spans are 124.8 m.
Josef Vican   +3 more
doaj   +1 more source

A bridge with a view, a view with a bridge

open access: yesArchitecture and the Built Environment, 2019
This paper discusses design considerations for creating high quality civil works with an emphasis on bridges. The authors pursue a design study and analysis approach to highlight the specifics of infrastructure design for regional identity, based on their own work on a series of bridges in the Dutch Zaanstreek region. Subsequently two highlights of the
Joris Smits, Frank van der Hoeven
openaire   +3 more sources

“Bowstring” Arches in Langer System Without Wind Bracing

open access: yesRomanian Journal of Transport Infrastructure, 2015
Arch bridges are slender structures and can be efficiently used in the range of medium to large spans. These structures have an improved aesthetic aspect and in the same time a low construction height, with obvious advantages regarding reduced costs in ...
Răcănel Ionuţ Radu   +2 more
doaj   +1 more source

Real Behaviour and Remaining Lifetime of Bridge Structures

open access: yesCommunications, 2008
The paper presents results of research activities of the Department of Structures and Bridges in the field of investigation of the real behaviour, reliability and durability of existing bridge structures.
Josef Vican   +4 more
doaj   +1 more source

Myocardial bridge: bridging the differential diagnosis [PDF]

open access: yesBMJ Case Reports, 2017
A 50-year-old man with a history of vasospastic angina diagnosed 3 months prior presented with recurrent episodes of substernal chest pain. His chest pain was characterised as ‘squeezing’, lasting 10 min and typically occurred on awakening. Medications included isosorbide, nitroglycerin and ranolazine; however, due to lack of insurance he was unable to
Mayur Patel   +2 more
openaire   +2 more sources

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