Grants Check Structure Project

The District proposes to reconstruct a failed water flow regulating structure within the St. Johns River. A new concrete pad will be installed for the placement of the pneumatically actuated gates, which will span the entire width of the existing St. Johns River channel on the new concrete pad. The gate system relies on an airbladder to inflate and raise or deflate and lower the gate system and is composed of a gate panel, anchoring system, air bladder, hinge flap, clamp casting, seals, and retr...