AAR/ARCI Freight Car Fatigue Task Force II - Marts-rail.org

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Why Updating is Needed Fatigue is the number one structural problem ♦Draft D systems on steel gondolas ♦Side sills of well cars ♦Top chords of coal cars ♦Container supports of well cars ♦Center sills of spine cars ♦Shear plate on stub sill cars ♦Center beams ♦And more ® © TTCI/AAR, 2010, Filename p6
Why Updating is Needed Fatigue failures are a safety issue ♦Pull P aparts ♦Collapsed cars ♦Lost loads ♦Improper or poor quality repairs Stress state issues ♦AAR Standard S-286 requires fatigue analysis ♦Defective wheels damage the car as well as the rail ® © TTCI/AAR, 2010, Filename p7
Page 1 and 2: AAR/ARCI Freight Car Fatigue Task F
Page 3 and 4: Today’s Presentation: ti ♦Why U
Page 5: Why Updating is Needed Current Guid
Page 9 and 10: Why Updating is Needed The pathway
Page 11 and 12: Approach Taken / This Task Force’
Page 13 and 14: Revised Chapter VII Over-the-road t
Page 15 and 16: Today’s Presentation: ♦Why Upda
Page 17 and 18: Test Program ♦These tests are fun
Page 19 and 20: Test Program Test Route Selection
Page 21 and 22: Test Program Chapter VII Updating a
Page 23 and 24: Test Program - Coal Car FCFTF coal
Page 25 and 26: Test Program - Coal Car MEASUREMENT
Page 27 and 28: Test Program - Coal Car Phase I Tes
Page 29 and 30: Test Program - Coal Car Large top c
Page 31 and 32: Test Program - Coal Car Bolster an
Page 33 and 34: Test Program - Intermodal Car 5-Uni
Page 35 and 36: Test Program - Intermodal Car ® ©
Page 37 and 38: Results for Intermodal Car Testing
Page 39 and 40: Results for Intermodal Car Testing
Page 41 and 42: Testing and Simulations for the Dev
Page 43 and 44: Testing and Simulations for the Dev
Page 45 and 46: Status: Chapter 7, Section C, Part

AAR/ARCI Freight Car Fatigue Task Force II - Marts-rail.org

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