RW - Aluminum Slide Gates

PERFORMANCE REQUIREMENTS

1. Leakage for slide gates shall be restricted to 0.05 gpm/ft or less of the seal perimeter at the design seating head and the design unseating head.

SUBMITTALS

1. Submittals shall include, at a minimum, detailed custom drawings of the gate assembly with dimensional and mounting information and a listing of the materials of construction. General arrangement drawings and cut sheets are not considered acceptable drawings.
2. Calculations shall be provided to confirm compliance with the safety factors listed in AWWA C562 for all parts of the frame, anchorage and slide including the portion of the slide that engage the frame.
3. A copy of the results from the 30,000-cycle seal durability test shall be included.

QUALITY ASSURANCE

1. The basis for the design of the sluice gates and slide gates is the Model RW1000-A as manufactured by RW Gate Company of Troy, New York.
2. All gates shall be shop inspected for proper operation prior to shipment.
3. Welds shall be performed by welders with ASME Section IX or AWS D1.2 certification.
4. The gate manufacturer shall be ISO 9001:2015 certified.  

MATERIALS OF CONSTRUCTION

1. All aluminum referenced in this specification shall be alloy 6061-T6, ASTM B308/308M.
2. All stainless steel referenced in this specification shall be Type 304 or Type 304L, ASTM A240 or ASTM A276 unless otherwise indicated herein.
1. All welded stainless steel components shall be constructed of Type 304L stainless steel.
2. All non-welded stainless steel components, excluding anchor bolts and assembly bolts, shall be Type 304 or Type 304L stainless steel.
3. Anchor bolts and assembly bolts shall be Type 316 stainless steel.