Carlisle Water Treatment Plant – Slide & Stop Gate Installation

Johnston Construction Company

• Served as Prime Contractor for the installation of four slide and stop gates at the Carlisle Water Treatment Plant.
• Installed two Series 923 stainless-steel slide gates, sized 42" x 60" and 45" x 52".
• Installed two stainless-steel/aluminum stop gates, sized 42" x 64" and 45" x 56".
• Coordinated gate installation within existing concrete channels using surface-mounted side and invert frames with approximately 1-inch grout due to the limited size of the existing channel slots.
• Incorporated corrosion-resistant gate components including 304L stainless steel, 5083-H32 aluminum, UHMWPE seals, neoprene invert seals, and 316 stainless-steel anchor fasteners.