Northcoast Valve & Gate, Inc.
Northcoast - Aluminum Stop Logs
Stop log grooves shall be of aluminum type 6061 with integral tabs for either channel mounted or embedded installations.
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Materials and Construction
- Frame - Aluminum, ASTM B209 or 6061
- Logs - Aluminum, ASTM B209 or 6061
- Fasteners - Stainless Steel, ASTM F593 Type 304
- Rubber Seals - Neoprene, ASTM D2000
- Hooks - Aluminum, ASTM B209 alloy 6063 or Stainless Steel, ASTM A276 Type 304
Stop Log Panels
Stop log panels shall be of the size and quantity as shown on the plans. Logs shall be provided with adequate drainage. Logs shall be fully welded design with two hooks to engage the log lifting device.
Seals
Seals shall be attached to the bottom and sides of the log assemblies. A seal shall be formed all around the waterway channel and between each stop log panel. Seals shall be held in place with aluminum cover bars and stainless steel fasteners.
Log Lifting Device
The log lifting device shall be gravity engaged and shall be complete with telescoping guide wheels to position device properly in stop log frame. Lifting device shall include spring loaded arms that are fully retractable and effective when logs are submerged.
Stop log panels shall be of the size and quantity as shown on the plans. Logs shall be provided with adequate drainage. Logs shall be fully welded design with two hooks to engage the log lifting device.
Seals
Seals shall be attached to the bottom and sides of the log assemblies. A seal shall be formed all around the waterway channel and between each stop log panel. Seals shall be held in place with aluminum cover bars and stainless steel fasteners.
Log Lifting Device
The log lifting device shall be gravity engaged and shall be complete with telescoping guide wheels to position device properly in stop log frame. Lifting device shall include spring loaded arms that are fully retractable and effective when logs are submerged.