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Proceedings Papers

Experimental Flexural Testing of Virgin and Post-Service Concrete Monoblock Tie for Computational Tool Development

Yu-Szu Chen, Robert J. Peterman, Christopher A. Jones
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T01A003, April 20–21, 2022
Paper No: JRC2022-78213
DOI: https://doi.org/10.1115/JRC2022-78213
View Paper titled, Experimental Flexural Testing of Virgin and Post-Service Concrete Monoblock Tie for Computational Tool Development
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Topics: Concretes, Testing, Rails, Stress, Deflection, Design, Fracture (Materials), Prestressed concrete, ASTM International, Boundary-value problems
Proceedings Papers

Effect of Prestressing Wire Indent Geometry on Transfer Length and Tie Splitting Propensity

B. Terry Beck, Aaron A. Robertson, Robert J. Peterman
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T01A009, April 20–21, 2022
Paper No: JRC2022-79748
DOI: https://doi.org/10.1115/JRC2022-79748
View Paper titled, Effect of Prestressing Wire Indent Geometry on Transfer Length and Tie Splitting Propensity
Click here to open pdf in another window PDF for Effect of Prestressing Wire Indent Geometry on Transfer Length and Tie Splitting Propensity
Topics: Geometry, Wire, Cracking (Materials), Fracture (Process), Railroad ties, Prestressed concrete, ASTM International, Bearings, Bonding, Concretes
Proceedings Papers

Defect Growth Characterization in Modern Rail Steels

David Y. Jeong, Pawel B. Woelke, Herman F. Nied, John N. DuPont, Sena Kizildemir, Fred B. Fletcher, John W. Hutchinson
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A006, April 9–12, 2019
Paper No: JRC2019-1265
DOI: https://doi.org/10.1115/JRC2019-1265
View Paper titled, Defect Growth Characterization in Modern Rail Steels
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Topics: Rails, Steel, National Institute of Standards and Technology, Fatigue cracks, Fracture (Materials), Fracture (Process), Railroads, Testing, ASTM International, Collaboration
Proceedings Papers

A High Resolution Automated Prestressing Wire Indent Profiling System for Verification of Wire-Concrete Mix Compatibility

B. Terry Beck, Aaron A. Robertson, Robert J. Peterman, Adrijana Savic, Chih-Hang John Wu, Kyle A. Riding, John Bloomfield
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A009, April 9–12, 2019
Paper No: JRC2019-1269
DOI: https://doi.org/10.1115/JRC2019-1269
View Paper titled, A High Resolution Automated Prestressing Wire Indent Profiling System for Verification of Wire-Concrete Mix Compatibility
Click here to open pdf in another window PDF for A High Resolution Automated Prestressing Wire Indent Profiling System for Verification of Wire-Concrete Mix Compatibility
Topics: Concretes, Resolution (Optics), Wire, Cracking (Materials), Fracture (Process), Failure, Prestressed concrete, Railroad ties, ASTM International, Bearings
Proceedings Papers

Predicting Flammability of Railcar Interior Finish With Small-Scale Heat Release Rate Data

Stefan Kraft, Brian Lattimer
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A018, April 18–20, 2018
Paper No: JRC2018-6246
DOI: https://doi.org/10.1115/JRC2018-6246
View Paper titled, Predicting Flammability of Railcar Interior Finish With Small-Scale Heat Release Rate Data
Click here to open pdf in another window PDF for Predicting Flammability of Railcar Interior Finish With Small-Scale Heat Release Rate Data
Topics: Finishes, Heat, Fire, ASTM International, Corners (Structural elements), Ignition, Combustion, Databases
Proceedings Papers

Material Characteristics Evaluation of Existing Pre-Stressed Concrete Railroad Ties After Service Period

Aref Shafiei Dastgerdi, Kyle Riding, Robert J. Peterman, B. Terry Beck
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A012, April 18–20, 2018
Paper No: JRC2018-6177
DOI: https://doi.org/10.1115/JRC2018-6177
View Paper titled, Material Characteristics Evaluation of Existing Pre-Stressed Concrete Railroad Ties After Service Period
Click here to open pdf in another window PDF for Material Characteristics Evaluation of Existing Pre-Stressed Concrete Railroad Ties After Service Period
Topics: Prestressed concrete, Railroad ties, Concretes, ASTM International, Damage, Service life (Equipment), Cracking (Materials), Design, Failure, Fracture (Process)
Proceedings Papers

Bearing Grease Degradation Related to Water and Roller Bluing

Dustin Clasby, Monique Stewart
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A003, April 18–20, 2018
Paper No: JRC2018-6136
DOI: https://doi.org/10.1115/JRC2018-6136
View Paper titled, Bearing Grease Degradation Related to Water and Roller Bluing
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Topics: Bearings, Rollers, Water, Lubrication, Wear, Heat, Steel, Testing, ASTM International, Bearing steel
Proceedings Papers

Evaluation of Standard and Real Fire Exposures to Predict the Temperature Response of a Railcar Floor Assembly

Anil Kapahi, Mark McKinnon, Christian Rippe, Brian Lattimer
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A015, April 18–20, 2018
Paper No: JRC2018-6240
DOI: https://doi.org/10.1115/JRC2018-6240
View Paper titled, Evaluation of Standard and Real Fire Exposures to Predict the Temperature Response of a Railcar Floor Assembly
Click here to open pdf in another window PDF for Evaluation of Standard and Real Fire Exposures to Predict the Temperature Response of a Railcar Floor Assembly
Topics: Fire, Manufacturing, Temperature, ASTM International, Dynamics (Mechanics), Automobiles, Collisions (Physics), Composite materials, Diesel, Dimensions
Proceedings Papers

Modeling the Thermo-Structural Response of Railcar Floor Assemblies During Standard Fire Resistance Tests

Christian Rippe, Anil Kapahi, Brian Lattimer
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A016, April 18–20, 2018
Paper No: JRC2018-6241
DOI: https://doi.org/10.1115/JRC2018-6241
View Paper titled, Modeling the Thermo-Structural Response of Railcar Floor Assemblies During Standard Fire Resistance Tests
Click here to open pdf in another window PDF for Modeling the Thermo-Structural Response of Railcar Floor Assemblies During Standard Fire Resistance Tests
Topics: ASTM International, Composite materials, Deflection, Delamination, Design, Engineering simulation, Failure, Finite element analysis, Fire, Fire resistance
Proceedings Papers

Thermal Stress Measurement in Continuous Welded Rails Using the Hole-Drilling Method

Xuan Zhu, Francesco Lanza di Scalea, Mahmood Fateh
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T06A002, April 12–15, 2016
Paper No: JRC2016-5719
DOI: https://doi.org/10.1115/JRC2016-5719
View Paper titled, Thermal Stress Measurement in Continuous Welded Rails Using the Hole-Drilling Method
Click here to open pdf in another window PDF for Thermal Stress Measurement in Continuous Welded Rails Using the Hole-Drilling Method
Topics: Drilling, Rails, Thermal stresses, Stress, Railroads, Relaxation (Physics), Calibration, Residual stresses, Accidents, Buckling
Proceedings Papers

Suitability and Variability of Non-Destructive Testing Methods for Concrete Railroad Tie Inspection

Aref Shafiei, Kyle A. Riding, Robert J. Peterman, Chris Christensen, B. Terry Beck, Aaron A. Robertson, Chih-Hang John Wu
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T01A020, April 12–15, 2016
Paper No: JRC2016-5776
DOI: https://doi.org/10.1115/JRC2016-5776
View Paper titled, Suitability and Variability of Non-Destructive Testing Methods for Concrete Railroad Tie Inspection
Click here to open pdf in another window PDF for Suitability and Variability of Non-Destructive Testing Methods for Concrete Railroad Tie Inspection
Topics: Concretes, Inspection, Nondestructive evaluation, Railroad ties, Damage, Echoes, ASTM International, Fracture (Materials), Rails, Stress
Proceedings Papers

Finite Element Model of High Strength Reduced Modulus High Performance Concrete

Albert R. Ortiz, Juan M. Caicedo, Dimitris Rizos
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T01A032, April 12–15, 2016
Paper No: JRC2016-5834
DOI: https://doi.org/10.1115/JRC2016-5834
View Paper titled, Finite Element Model of High Strength Reduced Modulus High Performance Concrete
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Topics: Concretes, Finite element model, Elastic moduli, Manufacturing, Railroad ties, ASTM International, Brittleness, Cements (Adhesives), Cracking (Materials), Engineering prototypes
Proceedings Papers

Bond Index Numbers of Prestressed Concrete Reinforcement Wires and Their Relationships to Transfer Lengths and Pull-Out Forces

Mark D. Haynes, Chih-Hang John Wu, Matthew Arnold, Naga Narendra B. Bodapati, B. Terry Beck, Robert J. Peterman
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T01A025, April 12–15, 2016
Paper No: JRC2016-5787
DOI: https://doi.org/10.1115/JRC2016-5787
View Paper titled, Bond Index Numbers of Prestressed Concrete Reinforcement Wires and Their Relationships to Transfer Lengths and Pull-Out Forces
Click here to open pdf in another window PDF for Bond Index Numbers of Prestressed Concrete Reinforcement Wires and Their Relationships to Transfer Lengths and Pull-Out Forces
Topics: Prestressed concrete, Wire, Bond strength, Testing, Assembly lines, ASTM International, Design, Production facilities, Quality control, Railroad ties
Proceedings Papers

Prestressing Steel Reinforcement Wire Measurement Protocol

Mark Haynes, Chih-Hang John Wu, Robert J. Peterman, B. Terry Beck
Proc. ASME. JRC2014, 2014 Joint Rail Conference, V001T01A021, April 2–4, 2014
Paper No: JRC2014-3800
DOI: https://doi.org/10.1115/JRC2014-3800
View Paper titled, Prestressing Steel Reinforcement Wire Measurement Protocol
Click here to open pdf in another window PDF for Prestressing Steel Reinforcement Wire Measurement Protocol
Topics: Steel, Wire, Railroad ties, ASTM International, Geometry, Prestressed concrete, Concretes, Design, Durability, Geometric dimensioning and tolerancing
Proceedings Papers

Ballast Direct Shear Testing

Timothy D. Stark, Robert H. Swan, Jr., Zehong Yuan
Proc. ASME. JRC2014, 2014 Joint Rail Conference, V001T01A003, April 2–4, 2014
Paper No: JRC2014-3714
DOI: https://doi.org/10.1115/JRC2014-3714
View Paper titled, Ballast Direct Shear Testing
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Topics: Shear (Mechanics), Testing, Shear strength, Stress, ASTM International, Railroads, Weight (Mass)
Proceedings Papers

Influence of Indented Wire Geometry and Concrete Parameters on the Transfer Length in Prestressed Concrete Crossties

Naga Narendra B. Bodapati, Weixin Zhao, Robert J. Peterman, Chih-Hang John Wu, B. Terry Beck, Mark Haynes, Joseph R. Holste
Proc. ASME. JRC2013, 2013 Joint Rail Conference, V001T01A010, April 15–18, 2013
Paper No: JRC2013-2463
DOI: https://doi.org/10.1115/JRC2013-2463
View Paper titled, Influence of Indented Wire Geometry and Concrete Parameters on the Transfer Length in Prestressed Concrete Crossties
Click here to open pdf in another window PDF for Influence of Indented Wire Geometry and Concrete Parameters on the Transfer Length in Prestressed Concrete Crossties
Topics: Concretes, Geometry, Prestressed concrete, Wire, Prisms (Optics), Railroad ties, ASTM International, Elastic moduli, Knudsen number, Manufacturing