A37135 PRDC for Accessibility Upgrades – Package 2

This project included the design and construction of Americans with Disabilities Act (ADA) improvements at eight (8) stations located in the five (5) boroughs of New York City, NY. These improvements contributed to full vertical accessibility at the stations through the installation and replacement of elevators and other ADA-compliant upgrades.

Garg Consulting Services, Inc. provided State of Good Repair inspection, Traffic Signal Engineering, and structural design services at the following three (3) stations:

• Marcy Avenue: an elevated station in Brooklyn on the Jamaica Line serving the J, M, and Z trains. Replacement of elevators #391 and 392.
• Flushing Avenue: an elevated station in Brooklyn on the Jamaica Line serving the J & M trains. Replacement of elevators #393, 394, and 395.
• Westchester Square: a station in the Bronx on the Pelham Line serving train 6. Will design one (1) street to mezzanine elevator, two (2) mezzanines to platform elevators, and replacement of four (4) platform stairs.

Additionally, Garg provided traffic signal engineering services for various locations at Woodhaven Boulevard, Queensboro Plaza, and Westchester Square that included, but were not limited to:

• Field visits and site verification.
• Updating existing traffic signal plans provided by NYCDOT in AutoCAD.
• Updating pedestrian signal hardware, including pedestals, conduits, APSs, etc.
• Mounting Details for attaching signal heads to the underside of mezzanine areas.
• Submittal of proposed traffic signal drawings to NYCDOT.

Garg also provided traction power design services as part of the elevator replacements at Westchester Square Station, which consist of:

• Relocation of 6-2000Kcmil DC Negative Cables in the North and South ends of Westchester Square Station.
• Preparation of calculations for cable pulling operations and design drawings, including demolition and installation.
• Inspection of project site for general site conditions.
• Constructability review and review of diagrams and Traction Power feeder layouts based on Standard Testing and Commissioning plans provided by NYCT.