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Economy Section
   Alignment
Web posted at: 11/01/99 20:20:38 (GMT + 02:00)
Line 2 Line 3
General Information
Terminal-to- Terminal
Elevation Difference 42,6 m 152,3 m
Total Line Length 9,22 Km 8,38 Km
Total Number of Curves 23 22
Total Length of Curves 6,62 Km 4,34Km
Alignment Design Standards Preferred Absolute
Horizontal Alignment
Minimum Curve Radius
Main Line 350m 250m
Stations Tangent 500m
Depot 135 m 80m
Maximum Cant 130 mm 150mm
Maximum Cant Gradient 1: 400 1: 30000
Vertical Alignment
Maximum Gradient
Main Line 1,5% 4.0%
Stations/Sidings Level 0,15%
Minimum Gradient ------ 0,3%
Vertical Curves
Minimum Radius 2 500 m 1250 m
Maximum Radius -------- 2 500m
Minimum Length of Constant
Grade between Vertical Curves 40m 20m
 
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Metro Basics
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Enabling Legislation, Law 1955/91
The Role of Bechtel International
Construction Contract
Geology
Public Utility Relocations
Expropriations of Private Property
Archaeology
Tunnel Construction
Tunnel Boring Machines (TBM)
Pilot Tunnel Project
Station Features
Facilities for Persons with Special Needs
Alignment



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