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68 APPENDIX D Track Data and Standards Applicable to the Transit Systems Studied Type "Old" "Old" "New" "New" "New" "New" "New" City Boston Newark Portland Hudson- Santa Houston San Diego Bergen Clara System MBTA NJT MAX NJT VTA Metro SDT Routes Green Line Penn Blue, Red Hoboken- Mountain Downtown- Blue and Station- and Yellow West Side/ View- Reliant Park Orange lines Grove St. lines Bayonne Baypoint- St.Teresa, Almaden Route miles 25 4 33 21 31 8 50 Opened 1889 1934 1986 2000 1987 2004 1981 LFLRVs 1999 2000 1996 2000 2001 2004 2004 introduced Track types used: -Ballasted -Direct fixation -Embedded Track gauge (mm): -Tangent track 1435.1-1445 1432-1438 1422-1454 1422-1473 1433-1441 1434-1470 1422-1467 -Curved track 1435.1-1445 1432-1438 1422-1454 1422-1473 1433-1441 1435-1437 1422-1467 -Sharp curves 1447.8 1438 1416-1460 1438 1439-1447 1435-1473 1422-1467 Minimum curve 42 60 82 100 82 123.4 150 radius (feet) Minimum length of tangent track between curves: -(Feet) 0 150 50 150 0 32.8 50 Min.vertical 300 1500 2000 1660 180 100 curve (feet) Rail inclination: -Embedded 0 NA 0 0 0 1 in 40 -Non-embedded 1 in 40 1 in 40 1 in 40 1 in 40 1 in 40 Maximum speed (mph) -Tangent track 50 50 55 50 55 66 55 -Sharp curve 6 5 5 5 8 5 10 Rail sections 115 RE 115 RE 115 RE 115 RE 115 RE 115 RE 115 RE used 149 GCR RI 59 RI 59 132 RE 90 ARA-A (Test track RI 60 only) Flange tip Yes Yes Yes Yes No Yes running Swing nose Yes No Yes No No Yes frogs Track-mounted Yes Yes Yes Yes Yes No Yes lubrication