Industry Forum - Green Line CBTC Signal Upgrade

Location:	Pennsylvania
Posted:	Dec 10, 2025
Due:	Jan 8, 2026
Agency:	Southeastern Pennsylvania Transportation Authority
Type of Government:	State & Local
Category:	99 - Miscellaneous Z - Maintenance, Repair or Alteration of Real Property
Publication URL:	To access bid details, please log in.

Industry Forum – Green Line CBTC Signal Upgrade

Item Green Line CBTC Signal Upgrade

The existing Communications-Based Train Control (CBTC) system in service on the Greenline Subway-Surface Tunnel (GLSST) is approaching its end of life and SEPTA is planning for its replacement.

The current CBTC system was completed in 2005 as part of an upgrade from wayside signaling to a first generation Urbalis Flo system by Alstom. SEPTA envisions the Forum to provide preliminary details about the project and create excitement about this upcoming procurement.

This meeting offers an INFORMAL forum for questions.

The date of the event is Thursday, January 8, 2026 at 11:00 AM.

Documents

Green Line CBTC Signal Upgrade Outreach (PDF)

Contact: Michael Piselli
Email: mpiselli@septa.org
Phone: 215-580-8364

Category: ePS Bids/RFPs
Status: Open

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ATTENTION:

CONTRACTORS AND VENDORS

Greenline

Subway-Surface

Tunnel

SEPTA cordially invites contractors

and vendors to an outreach forum

in preparation for the upcoming

procurement opportunity related to the

Greenline CBTC Replacement Project.

Photo: “20170515 011 40th St. Trolley Portal”, by David Wilson, https://creativecommons.org/licenses/by/2.0/ via Flickr

DESCRIPTION OF PROJECT & CONTRACT OPPORTUNITY

The existing Communications-Based Train Control (CBTC) system

in service on the Greenline Subway-Surface Tunnel (GLSST) is

approaching its end of life and SEPTA is planning for its replacement.

The current CBTC system was completed in 2005 as part of an upgrade

from wayside signaling to a first generation Urbalis Flo system by Alstom.

SEPTA envisions the Forum to provide preliminary details about the

project and create excitement about this upcoming procurement.

This meeting offers an INFORMAL forum for questions. Some

areas of this procurement include (but are not limited to):

Replacement of the Existing

Train Control System

Facilities

Ludlow Interlocking Renewal

Train Control

Communications System

Rail Operations

Control Center

Time will be allowed for Questions and Feedback

Thursday, January 8, 2026

11:00AM - 11:30AM | SEPTA Presentation

11:30AM - 12:00PM | Q&A

SEPTA Office

1234 Market Street

3rd Floor Conference Room

Philadelphia, PA

Please arrive at least 15-minutes early to

gain access through Security Desk (photo

ID required)

Registration Link

https://septaorg.webex.

com/weblink/register/

r35c6c68591ad1fd4d0dc8cd5bfdbb14f

REGISTRATION

Virtual option available, however,

registration required

STAY INFORMED

https://wwww.septa.org/

procurement/bids/

This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.

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Industry Forum - Green Line CBTC Signal Upgrade

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See also