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2024 Progress Updates

Progress Update, Week of January 1st, 2024

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

Armor layer placement continued. Mattresses were delivered and placed along the bed of the canal north of Union Street.

Photos of construction activities are provided below.

Mattress placement in progress.
Mattress staging on transfer barge.

Progress Update, Week of January 8th, 2024

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

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed north and south of Union Street.

Grout lines were laid for upcoming grouting operations.

Divers were utilized to assess underwater conditions. 

Photos of construction activities are provided below.

Mattress placement in progress.
Continued mattress placement in progress.

Progress Update, Week of January 15th, 2024

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

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed north and south of Union Street.

Divers were utilized to assess underwater conditions. 

Photos of construction activities are provided below.

Mattress placement in progress.
Mattress staging on transfer barge.

Progress Update, Week of January 22nd, 2024

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

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Controlled low-strength material (CLSM) was placed in the canal to fill gaps in placed mattresses.

Concrete was poured at the Degraw Street west bulkhead.

Divers were utilized to assess underwater conditions. 

Photos of construction activities are provided below.

Mattress placement in progress.
CLSM placement in progress.

Progress Update, Week of January 29th, 2024

During the week of January 29, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Divers were utilized to assess underwater conditions.

Photos of construction activities are provided below.

Mattress placement in progress.
Continued mattress placement in progress.

Progress Update, Week of February 5th, 2024

During the week of February 5, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Grout lines were reconnected.

Controlled low-strength material (CLSM) was placed in the canal to fill gaps in placed mattresses.

Divers were utilized to assess underwater conditions. 

Photos of construction activities are provided below.

Reconnecting Grout Iine.
CLSM Placement to fill gaps in armor layer.

Progress Update, Week of February 12th, 2024

During the week of February 12, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Controlled low-strength material (CLSM) was placed in the canal to fill gaps in placed mattresses.

Work began to move a construction barge to between Carroll Street and 3rd Street.

Photos of construction activities are provided below.

CLSM Placement in progress.
Mattress placement in progress.

Progress Update, Week of February 19th, 2024

During the week of February 19, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Work finished to move a construction barge to between Carroll Street and 3rd Street.

Divers were utilized to assess underwater conditions. 

Photos of construction activities are provided below.

Mattress placement in progress.
Continued mattress placement in progress.

Progress Update, Week of February 26th, 2024

During the week of February 26, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Divers were utilized to assess underwater conditions.

Photos of construction activities are provided below.

Mattress placement in progress.
Continued mattress placement in progress.

Progress Update, Week of March 4th, 2024

During the week of March 4, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation.

Concrete mattresses were delivered and placed along the bed of the canal to create an armor layer. Mattresses were placed between Union Street and Carroll Street.

Divers were utilized to assess underwater conditions.

Photos of construction activities are provided below.

Mattress placement in progress.
Continued mattress placement in progress.