2024 Progress Updates

Progress Update, Week of May 20th, 2024

During the week of May 20, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass St. continued. Sediment was removed. Debris was removed from the Flushing Tunnel.

Photos of construction activities are provided below.

Material removed from Flushing Tunnel.
Water Treatment Barge anchored south of Carroll Street

Progress Update, Week of May 27th, 2024

During the week of May 27, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass St. continued. Sediment was removed. Debris was removed from the Flushing Tunnel.

Equipment was mobilized for upcoming work activities in RTA 2.

Photos of construction activities are provided below.

Material removed from Flushing Tunnel.
Equipment mobilization in process.

Progress Update, Week of June 3rd, 2024

During the week of June 3, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass St. continued. Sediment was removed. Debris was removed from the Flushing Tunnel.

Photos of construction activities are provided below.

Supplemental dredging in progress.
Material removed from Flushing Tunnel.

Progress Update, Week of June 10th, 2024

During the week of June 10, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass St. continued. Sediment was removed.

Photos of construction activities are provided below.

Supplemental dredging in progress.
Continued supplemental dredging in progress.

Progress Update, Week of June 17th, 2024

During the week of June 17, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Sediment was removed. Controlled Low Strength Material (CLSM) was placed.

Probing activities were conducted at bulkheads near 3rd Street in RTA 2.

Photos of construction activities are provided below.

CLSM placement in progress.
Setting up for probing activities.

Progress Update, Week of June 24th, 2024

During the week of June 24, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Sediment was removed. Concrete and grout were placed.

Probing activities were conducted at bulkheads near 3rd Street.

Access dredging was conducted near the staging area.

Photos of construction activities are provided below.

Probing activities underway.
Access dredging in progress.

Progress Update, Week of July 1st, 2024

During the week of July 1, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Sediment was removed.

Sunken barges were removed from the 6th Street Turning Basin (TB6) under archaeological supervision. More information about the barge removal is available on our Cultural Resources Page.

Probing activities were conducted near 6th Street and 9th Street.

Photos of construction activities are provided below.

Barge removal activities underway at TB6.
Probing near 9th Street.

Progress Update, Week of July 8th, 2024

During the week of July 8, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Sediment was removed. Controlled low strength material (CLSM) and structural concrete were placed.

Access dredging was conducted within the 6th Street Turning Basin (TB6) and near 4th Street.

Probing activities were conducted near 6th Street.

Photos of construction activities are provided below.

Access dredging near 4th Street.
Material removal near the Flushing Tunnel.

Progress Update, Week of July 15th, 2024

During the week of July 15, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Divers removed material from the Flushing Tunnel.

Access dredging was conducted within the 7th Street Turning Basin (TB7).

Probing activities were conducted near 5th Street.

Photos of construction activities are provided below.

Access dredging in progress at TB7.
Probing near 5th Street.

Progress Update, Week of July 22nd, 2024

During the week of July 22, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Supplemental dredging near Douglass Street continued. Divers completed removing material from the Flushing Tunnel. The Flushing Tunnel was restarted for 24 hours to test conditions within the canal. Grout and concrete placement equipment was demobilized. Gravel placement on the bed of the canal began.

Tie bars were installed on the Union Street Bridge screens.

The RTA 2 Bulkhead Installation Operation continued. Bulkhead/Structure Monitoring Equipment was installed. Additional probing and access dredging was conducted within Turning Basins 6 and 7.

Photos of construction activities are provided below.

Access Dredging in progress at Turning Basin 6.
Demobilizing grout line.