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Parametric Study on the Applicability of AASHTO LRFD for Simply Supported Reinforced Concrete Skewed Slab Bridges [PDF]

open access: goldInfrastructures, 2021
Simplified code provisions can be used for the analysis and design of straight slab bridges. However, several studies question the appropriateness of simplified procedures for skewed geometries.
Lucía Moya, Eva O. L. Lantsoght
doaj   +2 more sources

Re-evaluation of the AASHTO-flexible pavement design equation with neural network modeling. [PDF]

open access: yesPLoS ONE, 2014
Here we establish that equivalent single-axle loads values can be estimated using artificial neural networks without the complex design equality of American Association of State Highway and Transportation Officials (AASHTO).
Mesut Tiğdemir
doaj   +2 more sources

Development of an AASHTO Guide Specification for UHPC

open access: yesSecond International Interactive Symposium on UHPC, 2019
The widespread, growing interest in the United States in using ultra-high performance concrete (UHPC) in engineered structures is being hindered by a lack of structural design guidance relevant to this class of materials. The material characteristics that form the foundational inputs for existing reinforced concrete design specifications do not ...
Benjamin A. Graybeal, Rafic G. El-Helou
openaire   +2 more sources

Comparison of Totally Prefabricated Bridge Substructure Designed According to Korea Highway Bridge Design (KHBD) and AASHTO-LRFD [PDF]

open access: gold, 2013
The purpose of this study was to investigate the design comparison of totally prefabricated bridge substructure system. Prefabricated bridge substructure systems are a relatively new and versatile alternative in substructure design that can offer ...
Taehoon Kim
openalex   +2 more sources

KAMLIAL SANDSTONE AS AN AGGREGATE PROBLEM FOR CONSTRUCTION INDUSTRY, PALANDRI AZAD KASHMIR [PDF]

open access: yesEarth Sciences Pakistan, 2021
Study area concedes the compressional stresses caused by the collision of Indian and Eurasian plates molded the northwest- southeast trending faults which are Riasi Fault (RF), Palandri Fault (PF), Godri Badshah Fault (GBF) and Chhechhan Fault (CF). This
Muhammad Haziq Khan   +3 more
doaj   +1 more source

Comparing the optimization of prestressed concrete bridge deck according to the AASHTO LRFD and AASHTO standard procedures using Cuckoo algorithm. [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
The high cost and time of implementation of the bridgeworks necessitate the optimization in the structural design. The optimization can extensively reduce the used steel, reinforcement, concrete and the time of doing project.
zahra hazrati moghim   +3 more
doaj   +2 more sources

Evaluation of Design Procedure and Performance of Continuously Reinforced Concrete Pavement According to AASHTO Design Methods

open access: yesMaterials, 2022
The Guide for Design of Pavement Structures (AASHTO 86/93) and Mechanistic Empirical Pavement Design Guide (MEPDG) are two common methods to design continuously reinforced concrete pavement (CRCP) published by the American Association of State Highway ...
M. Moharekpour   +4 more
semanticscholar   +1 more source

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