Construction Updates

Date

Update

August 2023
  • Backfilling along the Main Entrance north staircase foundation wall has progressed.
  • Reinforcing steel has been installed for the Main Entrance north staircase wall corbel.
  • Concrete has been placed for the Main Entrance north staircase wall corbel.
  • Backfilling along the Main Entrance staircase and Escalator foundation walls has progressed.
  • The existing street level sidewalk has been demolished, in preparation for new sidewalk installation.
  • Excavation and backfilling operations at street level is ongoing.
  • Headhouse area prior to backfilling.
  • Headhouse area after backfilling.
  • Reinforcing steel has been installed for the northern portion of the transfer girder and the new Concourse roof slab.
  • Concrete has been placed for the northern portion of the transfer girder and the new Concourse roof slab.
  • Reinforcing steel has been installed for the southern portion of the transfer girder.
  • Concrete has been placed for the southern portion of the transfer girder.
  • Street level micropile drilling has commenced.
  • Multiple street level micropiles have now been installed.
  • Installation of platform wall-mounted benches has commenced at both platforms.
  • Granite cladding continues to be installed at the 6th Street Emergency Egress Staircases.
June 2023
  • The abandoned original staircase has been backfilled.
  • Micropile drilling at the new north side column has been completed.
  • The new north column pile cap reinforcing steel has been installed.
  • Concrete for the north column pile cap has now been placed.
  • Micropile drilling at the new south side column has started and is now complete.
  • The new south column pile cap reinforcing steel has been installed.
  • Concrete for the south column pile cap has now been placed.
  • The area around the south column pile cap has been backfilled and reinforcing steel installed.
  • Concrete around the new south column has now been placed.
  • The remaining portion of the staircase foundation slab has now had all reinforcing steel installed.
  • Concrete has been placed for the remaining portion of the staircase foundation slab.
  • Flowable fill concrete has been placed inside the walls of the staircases and escalator.
  • Waterproofing and drainage piping have been installed along the exterior foundation walls of the staircases and escalator.
  • Backfilling around the staircases and escalator exterior foundation walls has commenced.
  • Concrete and reinforcing steel have now been installed for the upper escalator slab.
  • The south staircase interior wall reinforcing steel has now been installed.
  • Concrete has been placed for the south staircase interior wall.
  • An existing floor slab has been demolished to accommodate the new station ejector pit.
  • Existing soil has been excavated to accommodate the new station ejector pit.
May 2023
  • The North Entrance Staircase walls have now been constructed.
  • The South Entrance Staircase walls have now been constructed.
  • Overall view of the Entrance Staircase walls now constructed.
  • The Concourse Level floor slab has now been constructed at the base of the Entrance Staircase and Elevator.
  • Entrance Staircase roof walls have been partially constructed.
  • Micropile drilling work has begun at the Entrance Staircase area at the Concourse Level.
  • Tactile warning surface has been installed along the Track 1 Platform edge.
  • LED light fixtures continue to be installed along the Track 2 Platform.
April 2023
  • Elevator shaft walls have now grown from the Concourse floor slab level up to street level.
  • Waterproofing has been applied to the exterior faces of the Elevator and Escalator foundations and pit walls.
  • Elevator and Escalator foundations and pit walls have been backfilled.
  • A foundation drainage pipe has been installed and encased in reinforced concrete.
  • Reinforcing steel has been installed for Escalator and Staircases foundation slab.
  • Concrete has been placed for Escalator and Staircases foundation slab.
  • A defunct high-pressure fire hydrant at the corner of 7th and Race Streets was removed.
  • LED light fixtures are now being installed along the Track 1 Platform.
  • LED light fixtures continue to be installed along the Track 2 Platform.
March 2023
  • Elevator foundation and pit reinforcing steel and concrete have been placed. Elevator shaft wall formwork and reinforcing steel continue to be installed.
  • Escalator foundation and pit walls reinforcing steel and concrete have been installed.
  • Overall view of the progress at the Concourse to future Headhouse area.
  • A crawler crane has been erected to facilitate the placement of materials.
  • Structural steel framing and roof decking have been installed.
  • The now abandoned water main underneath Franklin Square Park has now been filled with flowable fill.
  • Track 2 Platform painting work is ongoing.
  • Concrete crack and spall repair work along the Track 1 Platform and in the Concourse is ongoing.
  • Interior LED light fixtures have begun to be installed along the Track 2 Platform.
February 2023
  • Demolition of the existing Concourse level concrete floor slab at the future elevator, escalator, and staircases is complete.
  • Excavation work and the installation of a pipe pile support of the excavation wall at the elevator and escalator foundations are now complete.
  • Formwork and reinforcing steel have been installed in preparation for the placement of a concrete wall.
  • Stone placement at the elevator and escalator foundations is now complete.
  • The elevator and escalator foundation formwork have started to be installed.
  • The Track 1 Platform ceiling has been painted.
January 2023
  • Micropile underpinning of an existing Station Concourse column has now been completed.
  • Saw cutting of the existing Station Concourse floor slab has been completed in preparation for the demolition of the slab and installation of the elevator, escalator, and staircase.
  • Elevator and escalator pit support of excavation pipe piles has started to be installed.
  • Concrete restoration work on the Track 1 Platform floor slab has started.
  • Concourse floor slab demolition and excavation work are forthcoming.
December 2022
  • Installation of temporary tie-backs in the Station Concourse is now complete in preparation for floor slab demolition.
  • A portion of the existing Concourse roof has been saw cut and demolished in preparation for the installation of the future elevator, escalator, and staircases.
  • Existing beams and columns have been cut and removed in preparation for installing the future elevator, escalator, and staircases.
  • Waterproofing has been installed on the foundation walls of Track #1 and 2 Emergency Egresses at 6th Street.
  • The Track #1 and 2 Emergency Egresses at 6th Street have been backfilled in preparation for sidewalk installation.
November 2022
  • Concrete demolition work on an existing ventilation duct is now complete.
  • Soil improvement work is now complete at the future staircase and escalator area.
  • Existing tile and reinforced concrete walls are being demolished in preparation for the future staircase and escalator.
  • Existing concourse roof demolition is underway in preparation for the future staircase, escalator, and elevator.
  • Due to observed safety concerns, a large tree within the project area has been cut down.
  • Interior wall demolition work is underway in preparation for the installation of micropile foundation elements.
  • Electrical conduit installation along the Track 1 ceiling is ongoing.
October 2022
  • Completed plumbing demolition.
  • Completed excavation of the entrance headhouse.
  • Completed shoring at the entrance headhouse.
  • Continued electrical rough in along Platforms I and II.
  • Poured concrete walls for egress houses.
  • Removed duct bank along entrance headhouse.
September 2022
  • Completed excavation at egress headhouses.
  • Completed testing and installation of micropiles at egress headhouse #2.
  • Poured concrete foundation for egress headhouse #2.
  • Began excavation of the entrance headhouse.
  • Began shoring at the entrance headhouse.
August 2022
  • Demobilized and removed MPT along 7th Street – Watermain work complete.
  • Demolished tile and metal wall panels in the Concourse.
  • Began electrical rough in work at Concourse and Platforms.
  • Began excavation along 6th Street egress headhouses.
  • Removed concrete cover, granite wall panels, and recessed stair treads at the 6th Street egress headhouses.
July 2022
  • A new conduit rack has been installed on track 1.
  • Road restoration is being prepared.
  • Watermain pipe in to Race Street installed and completed.
  • Water shutdown was completed for watermain pipe.
  • The connection at Vine Street was completed.
June 2022
  • Watermain pipe is installed successfully.
  • Platform work is happening at night, with both platforms being power washed.
  • Tactile edge work on platform 1 is ongoing and will last through July.
  • Shoring and excavating for the entrance house has begun and will continue.
May 2022
  • Bus shelter on 7th Street and Race Streets has been removed.
  • Watermain pipe work has begun.
  • Tree protection work completed with no issues.
  • Security walls being installed to separate concourse from platforms.
  • Approximately 30% of the water mainline is complete.
  • Water line across 7th Street is complete.
  • Temporary concourse walls are being installed on both platforms.
April 2022
  • Traffic controls put in place overnight. Traffic is operating with no issues.
  • Installed lateral tie-ins for inlets, two of three inlets are now completed.
  • A track outage is successfully completed to run a temporary powerline through the station into an existing electrical room.
February 2022 Construction for the Franklin Square Station begins.