Railway Track & Structures - April 2008 - (Page 20) TTCI R&D Grinding pass information received from the Union Pacific was subsequently summarized in 0.1-mile segments. As an example, Figure 2 shows results between MP 343.3 and MP 345.2. Rail grinding history The entire 25-mile section was ground (after the rail was installed) in late November 2005. During that period, both TOR and GF applicator system optimization was being conducted, thus rail wear monitoring was not initiated until early 2006. Since that time, rail profiles have been measured six times at various intervals, including just before and after the second scheduled grinding in April 2007. During April 2007, a rail grinder (96 stone, 18-22 hp per stone) operated over the control and TOR zones. In addition to available track time, inspections and observations by the grinding contractor dictated the grinding effort and number of passes at each curve. Grinding pass information received from the Union Pacific was subsequently summarized in 0.1-mile segments. These data were superimposed over track chart information to allow comparison between the grinding efforts of the two zones. As an example, Figure 2 shows results between MP 343.3 and MP 345.2. This analysis was conducted on all test curves located within the control and TOR zones. Table 1 summarizes the 20 Railway Track & Structures April 2008 www.rtands.com http://www.aar.com http://www.rtands.com
Table of Contents Feed for the Digital Edition of Railway Track & Structures - April 2008 Railway Track & Structures - April 2008 Contents On Track Industry Today Supplier News AREMA News NRC News TTCI R&D Railroads Seeking More Advanced Systems to Handle Materials SKOL Bounces Back From Summer Flood Landmark Railroad Bridges Need Inspection, Too Products and Literature People Calendar Sales Representatives Advertisers Index Website Directory Professional Directory Classified Advertising Chicago Perspective Railway Track & Structures - April 2008 Railway Track & Structures - April 2008 - Railway Track & Structures - April 2008 (Page Cover1) Railway Track & Structures - April 2008 - Railway Track & Structures - April 2008 (Page Cover2) Railway Track & Structures - April 2008 - Contents (Page 1) Railway Track & Structures - April 2008 - Contents (Page 2) Railway Track & Structures - April 2008 - On Track (Page 3) Railway Track & Structures - April 2008 - On Track (Page 4) Railway Track & Structures - April 2008 - Industry Today (Page 5) Railway Track & Structures - April 2008 - Industry Today (Page 6) Railway Track & Structures - April 2008 - Supplier News (Page 7) Railway Track & Structures - April 2008 - Supplier News (Page 8) Railway Track & Structures - April 2008 - Supplier News (Page 9) Railway Track & Structures - April 2008 - Supplier News (Page 10) Railway Track & Structures - April 2008 - AREMA News (Page 11) Railway Track & Structures - April 2008 - AREMA News (Page 12) Railway Track & Structures - April 2008 - AREMA News (Page 13) Railway Track & Structures - April 2008 - AREMA News (Page 14) Railway Track & Structures - April 2008 - AREMA News (Page 15) Railway Track & Structures - April 2008 - AREMA News (Page 16) Railway Track & Structures - April 2008 - AREMA News (Page 17) Railway Track & Structures - April 2008 - NRC News (Page 18) Railway Track & Structures - April 2008 - TTCI R&D (Page 19) Railway Track & Structures - April 2008 - TTCI R&D (Page 20) Railway Track & Structures - April 2008 - TTCI R&D (Page 21) Railway Track & Structures - April 2008 - TTCI R&D (Page 22) Railway Track & Structures - April 2008 - TTCI R&D (Page 23) Railway Track & Structures - April 2008 - TTCI R&D (Page 24) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 25) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 26) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 27) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 28) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 29) Railway Track & Structures - April 2008 - Railroads Seeking More Advanced Systems to Handle Materials (Page 30) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 31) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 32) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 33) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 34) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 35) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 36) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 37) Railway Track & Structures - April 2008 - SKOL Bounces Back From Summer Flood (Page 38) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 39) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 40) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 41) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 42) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 43) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 44) Railway Track & Structures - April 2008 - Landmark Railroad Bridges Need Inspection, Too (Page 45) Railway Track & Structures - April 2008 - People (Page 46) Railway Track & Structures - April 2008 - Sales Representatives (Page 47) Railway Track & Structures - April 2008 - Advertisers Index (Page 48) Railway Track & Structures - April 2008 - Website Directory (Page 49) Railway Track & Structures - April 2008 - Professional Directory (Page 50) Railway Track & Structures - April 2008 - Classified Advertising (Page 51) Railway Track & Structures - April 2008 - Classified Advertising (Page 52) Railway Track & Structures - April 2008 - Classified Advertising (Page 53) Railway Track & Structures - April 2008 - Classified Advertising (Page 54) Railway Track & Structures - April 2008 - Classified Advertising (Page 55) Railway Track & Structures - April 2008 - Chicago Perspective (Page 56) Railway Track & Structures - April 2008 - Chicago Perspective (Page Cover3) Railway Track & Structures - April 2008 - Chicago Perspective (Page Cover4)
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