East 180th Street Yard Signal Modernization
L.K. Comstock constructed the aerial track on the flyover structure.
- Constructing new circuit breaker house and relay room
- Installing 9,800 feet of ballasted track and 11,000 linear feet of contact rail system
- Installing communications system
- Installing new ATS-ready signal system
Bronx, NY
Customer
New York City Transit Authority, part of the Metropolitan Transit Authority
RailWorks Business Unit
L.K. Comstock & Company
Description
Comstock is replacing the existing signal equipment and rehabilitating and constructing enclosures for the White Plains Road line, between East 180th Street Station, Bronx Park East and the East 180th Street yard and barn leads.
Scope
Comstock is performing the following work on the $215.8 million, 28-month project:
- Civil – Construct the new circuit breaker house and relay room and upgrade the union port tower and signal crew quarters.
- Track – Install 9,800 track feet of ballasted track, 11,000 linear feet of contact rail system, 935 track feet of elevated track, 24 special trackwork portions including 5 diamond crossings, 120 insulated joints and 35 hydraulic bumpers.
- Communications – Install new CCTV system, intrusion, fire suppression system, emergency alarm and fiber optics systems.
- Electrical – Install new ATS-ready signal system.
Unique features
The project schedule was streamlined from five to four years in duration (pre-bid), making for an aggressive contracting work plan. All work is being performed in NYCT Transit’s 180th Street Yard while two active main lines continue operating.
