Results 11 to 20 of about 58,076 (334)

Control of Tensile Stress in Prestressed Concrete Members Under Service Loads

open access: yesInternational Journal of Concrete Structures and Materials, 2018
In current design codes, crack control design criterion for prestressed concrete (PSC) members is stricter than conventional reinforced concrete (RC) members.
Deuck Hang Lee   +3 more
doaj   +1 more source

CA-Chitosan effect on the time dependent serviceability of jute geotextile under unpaved roads

open access: yesJournal of Natural Fibers, 2022
Biodegradable jute geotextiles (JGTs) are an effective reinforcing material for unpaved roads, but its serviceability is limited because of faster microbial degradation. Different methods are in use to improve the serviceability of jute geotextiles.
Shubham Joshi, Vinay Kumar Midha
doaj   +1 more source

The Design of a semi-prefabricated LVL-concrete composite floor [PDF]

open access: yes, 2012
This paper describes the design of a novel semi-prefabricated LVL-concrete composite floor that has been developed in New Zealand. In this solution, the floor units made from LVL joists and plywood are prefabricated in the factory and transported to the ...
Fragiacomo, Massimo, Yeoh, David
core   +3 more sources

Designing Service Coverage and Measuring Accessibility and Serviceability of Rural and Small Urban Ambulance Systems

open access: yesSystems, 2014
This paper proposes a novel approach to analyze potential accessibility to ambulance services by combining the demand-covered-ratio and potential serviceability with the ambulance-covering-ratio.
EunSu Lee
doaj   +1 more source

Study of the effectiveness of outrigger system for high-rise composite buildings for cyclonic region [PDF]

open access: yes, 2011
The demands of taller structures are becoming imperative almost everywhere in the world in addition to the challenges of material and labor cost, project time line etc.
Fatima, Tabassum   +2 more
core   +2 more sources

The load bearing capacity of railway masonry arch bridges [PDF]

open access: yes, 2018
This paper deals with the way of calculating the load-bearing capacity of masonry arch railway bridges. It reviews the basic aspects of structural behaviour of these bridges, such as material non-linearity of masonry and interaction with the soil ...
Drahorád, Michal, Vokál, Marek
core   +1 more source

Flexural Performance of Reinforced Concrete Members with Steel Bars

open access: yesApplied Sciences, 2021
The use of high-tension bars to strengthen flexural members is gaining increasing interest. However, the applicability of current standards to such bars is uncertain, because there may not be a definite yield strength and it may be unclear whether the ...
Myunghwan Lim, Changhee Lee
doaj   +1 more source

Vibrational Modal Frequencies and Shapes of Two-Span Continuous Timber Flooring Systems [PDF]

open access: yes, 2019
Based on classic vibrational bending theory on beams, this paper provides comprehensive analytical formulae for dynamic characteristics of two equal span continuous timber flooring systems, including frequency equations, modal frequencies, and modal ...
Kilpatrick, Tony, Zhang, Binsheng
core   +1 more source

Effects of Vertical Ground Motion on Pedestrian-Induced Vibrations of Footbridges: Numerical Analysis and Machine Learning-Based Prediction

open access: yesBuildings, 2022
Current codes and guidelines for the dynamic design of footbridges often only specify the pedestrian-induced excitations. However, earthquakes may occur during the passing stage of pedestrians in earthquake-prone regions.
Xinxin Wei, Bo Fu, Wenyan Wu, Xinrui Liu
doaj   +1 more source

Modeling of the process of time change in quantitative indicators of transmission reliability of multi-axle wheeled chassis at the design stage [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета
Multi-axle wheeled chassis are widely used to solve various transport and logistics tasks in areas with difficult terrain, unfavorable soil conditions, the presence of natural obstacles and the lack of minimum necessary transport infrastructure.
Tarichko V.I.   +2 more
doaj   +1 more source

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