During the week of April 17, the Gowanus Remediation Team (GRT) continued the RTA 1 Capping Operation. Capping material placement continued north of Union Street.

Installation of the cap and ventilation system at the Carroll Street Bridge continued. Sediment was graded in preparation for vent pipe installation. Divers assisted with installing a vent pipe at the western abutment. Sealant was placed at the bridge’s fender.

Photos of construction activities are provided below.