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Published byMarianna Short Modified over 9 years ago
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CLEARANCE STUDY FOR DFC FOR TRACTION OVERHEAD INSTALLATIONS.
PRESENTATION BY RE DIRECTORATE
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POLICY GUIDELINES ISSUED FOR DOUBLE STACK CONTAINERS
SALIENT PARAMETERS INVOLVED MINIMUM HEIGHT OF HEAVY /LIGHT OVERLINE STRUCTURE MINIMUM HEIGHT OF CONTACT WIRE POWER LINE CROSSINGS
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{ DOUBLE STACK CONTAINER MOVEMENT ON FREIGHT CORRIDOR UNDER WIRE
(Vertical Profile Scheduling) Min. Fixed Dim. = 7760/8140 mm 250/630mm Height of CAT = 7507 mm { Height of CONT = 7079 mm 270 mm Max. Mov. Dim. = 6809 mm RAIL LEVEL = mm
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COMPARATIVE STRUCTURES
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MINIMUM HEIGHT OF OVERLINE STRUCTURE
LETTER NO. 2006/RE/161/3 DATED 19/5/06 HEAVY OVERHEAD STRUCTURE ie ROB – 7760mm BASIS: HEIGHT OF CONTACT WIRE = 7079 mm HEIGHT OF CATENARY = 7507 mm MIN.HEIGHT OF HEAVY OVERLINE STRUCTURE – =7757 SAY 7760 mm
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MINIMUM VERTICAL CLEARANCE OF LIGHT OVERHEAD STRUCTURE
REF. LETTER NO. 2006/RE/161/3 DATED 19/5/06( REF. ITEM NO. 10(iii)(a) OF REV SOD 2004) MIN HEIGHT OF LIGHT OVERLINE STRUCTURE eg FOB = 8140 BASIS: HEIGHT OF LIGHT STRUCTURE = = 8140mm
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MINIMUM HEIGHT OF CONTACT WIRE
BASIS: MINIMUM HEIGHT OF DOUBLE STACK CONTAINOR LOADED ON FLAT WAGON mm LONG TIME CLEARANCE mm ALLOWANCE FOR TRACK RAISING mm 7079 mm
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POWER LINE CROSSINGS New Clearance
LETTER NO. 2006/RE/161/1 PT. III DATED – STIPULATES VERTICAL CLEARANCES FOR POWER LINE CROSSINGS OF RAILWAY TRACKS Voltage Existing Clearance New Clearance At Mid span At Fixed Structures 33 KV 14.1 m 13.1 m 16.4 m 66 KV 14.1m 16.7 m 132 KV 14.6m 13.7m 17.3 m 220 KV 15.4m 153 m 18.2 m 400 KV 17.9m 16.2m 20.0 m 500 KV 19.3m 18.66m 20.9 m 800 KV 23.4m 23.61 m
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THANK YOU
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DOES IT EXIST ANYWHERE ELSE ?
CHINA Shanghai – Kunminng Corridor Hangzhou – Zhuzhou section (Liujhan-Jhegan sub-section) ( 2nd National Project)
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