Results 31 to 40 of about 1,743 (183)

Evaluating Prediction Models of Creep and Drying Shrinkage of Self-Consolidating Concrete Containing Supplementary Cementitious Materials/Fillers

open access: yesApplied Sciences, 2021
Supplementary cementitious materials (SCMs) and fillers play an important role in enhancing the mechanical properties and durability of concrete. SCMs and fillers are commonly used in self-consolidating concrete (SCC) mixtures to also enhance their ...
Micheal Asaad, George Morcous
doaj   +1 more source

Refinancing Federal Loans to Support Transportation Infrastructure: Lessons From the COVID‐19 Pandemic

open access: yesPublic Budgeting &Finance, EarlyView.
Abstract The COVID‐19 pandemic exposed critical vulnerabilities in U.S. transportation infrastructure, resulting in widespread project delays, suspensions, and cancellations. In response, borrowers turned to refinancing to mitigate revenue shortfalls and benefit from historically low interest rates. This paper analyzes the surge in refinancing activity
Muhammet Mustafa Sever   +2 more
wiley   +1 more source

KOMPARASI TEBAL PERKERASAN LENTUR METODE AASHTO 1993 DENGAN METODE BINA MARGA

open access: yesTeras Jurnal: Jurnal Teknik Sipil, 2017
Komparasi Metode AASHTO 1993 dengan Metode Bina Marga berdasarkan data pada jalan Beureughang-Sido Mulyo. Penelitian ini membandingkan parameter tebal perkerasan, sehingga akan diketahui perbedaan dan persamaan parameter tersebut.
Wesli Wesli, Said Jalalul Akbar
doaj   +1 more source

An Improved Equation for Predicting Compressive Stress in Posttensioned Anchorage Zone

open access: yesAdvances in Civil Engineering, 2020
Validity of the approximate equation for predicting compressive stress in the posttensioned anchorage zone presented in the AASHTO LRFD Bridge Design Specifications was investigated in this study.
Young-Ha Park   +3 more
doaj   +1 more source

Proposing 3-DoF Model to Study of Mass Parameter Effects on Longitudinal Period in Base Isolated Bridges [PDF]

open access: yesJournal of Structural and Construction Engineering, 2018
The effect of mass parameters on the natural vibration period of isolated bridges is discussable, especially in case of substructure mass components, because of the disagreement of different researchers about it.
Mahmoud Reza ُُShiravand   +1 more
doaj   +1 more source

Load Distribution Factors For Horizontally Curved Composite Concrete-Steel Girder Bridges

open access: yesJournal of Engineering, 2023
This paper focuses on Load distribution factors for horizontally curved composite concrete-steel girder bridges. The finite-element analysis software“SAP2000” is used to examine the key parameters that can influence the distribution factors for ...
Rafa'a Mahmood Abbas   +1 more
doaj   +1 more source

Overview of Environmental Considerations in AASHTO Pavement Design Guides

open access: yesJournal of Cold Regions Engineering, 2017
AbstractThis paper presents an overview of the effects of environmental factors, namely moisture and temperature, on the material properties of flexible pavement road structure considered in the de...
Maadani, Omran, El Halim, A.O. Abd
openaire   +2 more sources

Sensitivity of 3D Base‐Isolated Buildings to Individual Isolator Variability

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 11, Page 2653-2668, September 2026.
ABSTRACT Variability in elastomeric isolators arises from differences in rubber formulation and curing, leading to noticeable changes in stiffness and damping among nominally identical bearings. While most previous studies have examined global isolator variability associated with environmental or aging effects, individual isolator variability has ...
Norouz Jahan, Niel C. Van Engelen
wiley   +1 more source

Evaluating the U.S. Geological Survey's Earthquake Shaking Hazard Forecasts and Their Implications on Seismic Risk

open access: yesEarthquake Spectra, Volume 42, Issue 3, August 2026.
We analyze the last six update cycles of the long‐term probabilistic earthquake shaking hazard forecast from the U.S. Geological Survey (USGS) and discuss the changes in hazard estimates from the 1996 to the latest 2023 update of the National Seismic Hazard Model (NSHM) for the conterminous United States.
Kishor S. Jaiswal   +7 more
wiley   +1 more source

Fatigue and Rutting Performance of FAA and Conventional Asphalt Mixture Systems

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 49, Issue 8, Page 3500-3511, August 2026.
ABSTRACT This study evaluates the laboratory fatigue and rutting performance of two specification‐compliant asphalt mixture systems: an FAA‐compliant airfield mixture designed according to FAA AC 150/5370‐10H and a conventional highway mixture designed according to the Turkish General Directorate of Highways requirements.
Yalcin Karakaya, Murat Guler
wiley   +1 more source

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