- Slides: 17
Adopted 2030 Plan
Adopted 2030 Plan § LYNX Blue Line (LRT) – FTA considers very successful (current ridership about 16, 000 passenger) – Needs capacity for 3 -car trains – Blue Line Capacity Expansion Project – Core Capacity Project § Blue Line Extension (LRT) § Red Line (Commuter Rail) § Silver Line (LRT or BRT) § West Corridor § Gold Line – Under Construction – Tracks & Crossings @ 90% design – No clear funding plan – Planning study and decisions – Bus Service – Convert to Streetcar – Phase I Completed – Phase II design phase
Adopted 2030 Plan
Presentation of OVERHEAD CONTACT SYSTEMS
This presentation will cover the various OCS Types of Systems “in use” and “planned!”
Original Design - Blue. Line § SCAT - Simple Catenary Auto-Tensioned- Limits “I -485 to Tremont Street” § SCFT – Single Contact Fixed Termination – South Boulevard Light Rail Maintenance Facility § SCFT -Simple Catenary Fixed Termination – Limits Tremont to Ninth Street
Blue. Line Simple Catenary Fixed Termination System v. Original design was to accommodate existing trolley pole equipped Charlotte Street Car, and Gomaco cars.
Blue. Line Simple Catenary Fixed Termination System v This included installing switch castings with outside runners to accommodate pantographs v As construction was proceeding Northward towards “Uptown” the cars were re-equipped with pantographs thus deleting the needs for trolley frogs and runners on the out side of the casting, thus slightly changing the catenary
Blue. Line Extension
Blue. Line Extension OCS § SCFT -Simple Catenary Fixed Termination – Limits Seventh Street to Twelfth Street § SCAT - Simple Catenary Auto. Tensioned- Limits Twelfth Street to University North Carolina – Charlotte § SCFT – Single Contact Fixed Termination – North Yard Light Rail Maintenance/Storage Facility
Blue. Line Capacity Expansion § Purpose! – The expansion of the existing Blue. Line to accommodate the use of three car consists! This did not change the existing SCAT system, but it did provide the opportunity to increase the section of Auto-Tensioning further North to the Carson Interlocking Area plus install 4 substations deleted in the original Blue. Line Project
Charlotte Street Car – Gold Line
Charlotte Street. Car Line §SCFT – Single Contact Fixed Termination FYI There actually two distinct areas to this alignment; a non-revenue section connecting the line to the Light Rail Line and second the alignment on Trade and Hawthorn Streets. Today there are two feeding substations, reconditioned from the old museum line transmitting at 650 Volts DC. The alignment is setup to be fed also from the Light Rail Line if the situation arises.
Wire Particulars Messenger Wire – 500 MCM Hard Drawn Copper Contact Wire – 350 MCM Hard Drawn Copper Auto-tensions Messenger – 5000 pounds Contact – 3000 pounds Fixed Termination tensions Messenger Wire – 5000 pounds Contact Wire – 2000 pounds Single Contact – Fixed Termination Contact 2000 pounds Medium Temperature – 70 Degrees F
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