CAST IRON SLIDE GATE - Hydro Gate

1 PRODUCT SPECIFICATIONS cast iron SLIDE gate Form 13717 r2-17 page 1 of 6 GENERAL SUMMARY A. The Contractor shall provide all labor, materials, equipment, and incidentals required to furnish and install SLIDE gates, operati ng stems, and operati ng floor stands, co mplete and operati onal with all necessa ry accessories as shown on the Contract Drawings, as sp ecified herein, or as required for complete operati on. B. The Contractor shall obtain all equipment sp ecified in this Secti on from one manufacturer to ensure proper coordinati on and functionality.

2 The manufacturer shall have responsibility for performance and co mpati bility of the entire system. This does in no way relieve the Contractor fo r ultimate responsibilit y under this Contract for equipment, coordinati on, installation, operati on and guarantee. C. The Contract Drawings are for the purpose of guidance and to show functi onal features and required external connections. They do not necessarily show all components necessa ry to accomplis h the desi red results nor do they necessa rily show all co mponents required to interface with the equipment.

3 The Contractor shall provide all parts, equipment, and devices necessary to meet the functi onal requirements of the system. REFERENCES A. Comply with applicable provisi ons and recommendati ons of the follo wing, except as otherwise shown or sp ecified: 1. American Water Works Asso ciation (AWWA C560) 2. American National Standards Institute (ANSI) 3. American Society for Testing and Materials (ASTM) SYSTEM DESCRIPTION A. Desi gn Requirements: 1. The SLIDE gates sh all be manufact ured in accordance with the latest version of AWWA C560, cast iron SLIDE Gates, shall be co nstructed of cast iron , fully bronze seated, and will have si de wedges for seating head co nditions.

4 For SLIDE gates larger than 24 inches that will be subjected to unseating heads, top and bottom wedges will be provided. Flush- bottom closure gates, larger than 24 inch es, shall be provided with top wedges only. 2. Liberal sa fety factors will be used in the design of all equipment. Worki ng stresses will not exceed the lower value of one half of the yield strength or one fifth of the ultimate st rength of the material, whichever is less. The slid e gates and appurtenances shall be desi gned for installation in the structures as shown on the plans PRODUCT SPECIFICATIONS cast iron SLIDE gate Form 13717 r2-17 page 2 of 6 SUBMITTALS A.

5 For approval: Submit the follo wing shop drawings for approval: 1. Manufacturer s information, sp ecifications, and data showing dimensions, materials of construct ion, and weight of all major ite ms of equipment. 2. Installation diagrams showing location, arrangement, and si ze of all fast eners required for the equipment. 3. Setting drawings, templat es, and instructi ons for installation of frames, thimbles, etc. 4. Certification that all co mponents were desi gned based upon the maximum se ating and unseating heads descr ibed herein.

6 B. Upon co mpletion of installation, submit a digital copy of the Operati on and Maintenance Manual for this equipment. A final copy of this manual shall be approved by the Engineer prior to dist ribution and as a minimum shall contain the following: 1. Operati onal and maintenance manuals shall incl ude all approved shop drawings associated with this Section, co mplete inst ructi ons for installation, and parts list for all co mponents. 2. Include a list and frequency of sp ecific maintenance activities.

7 PRODUCTS MANUFACTURERS A. Provide SLIDE gates as manufactured by the follo wing: 1. Henry Pratt Company ( Hydro gate HG560) 2. Approved equal. EQUIPMENT MATERIALS A. All SLIDE gates shown on the plans and listed in the sp ecifications sh all co nform in all resp ects to the latest versi on of AWWA C560, with the noted changes and additions: Materials used in co nst ructi on of SLIDE gates and appurtenance s will be best suited for the application and will conform to the follo wing sp ecifications: 1.

8 Casti ngs for wall thimbles, frame, SLIDE , st em guide brackets, wall brackets, pedestals, and other miscellaneous items: cast iron , ASTM A126, Class B. 2. Casti ngs for wedges: Manganese Bronze, ASTM B584, Allo y 862. PRODUCT SPECIFICATIONS cast iron SLIDE gate Form 13717 r2-17 page 3 of 6 3. Seat faces in frame and SLIDE : Silicon Bronze, ASTM B98, Alloy 651. 4. Castings for stem block and lift nut: Manganese Bronze, ASTM B584, Allo y 865. 5. Castings for stem guide collars: Silicon Bronze, ASTM B584, Alloy 873.

9 6. Stems and retainer bars: Stainless Steel, ASTM A276, Type 304 or 316. 7. Fast eners: Stainless Steel, ASTM F593/F594, Alloy Group 1 or 2 (Type 304 or 316). 8. Flush Bottom Seal: Neoprene or EPDM, ASTM D2000, 60 Durometer. 9. Bolt-on self-contained yoke assemblies and other miscellaneous fabrications: Carbon Steel, ASTM A36 B. The frames sh all be of cast iron , one-piece constructi on with a mounting flange that has a rectangular or circular opening as indicated on the plans. All co ntact su rfaces of the frame shall be machined with guide grooves.

10 The guide grooves will be integrally ca st with the frame and shall be desi gned to withst and the total thrust due to water pressure and the wedging action. Bolt-on guides shall not be allowed. Length of the guide grooves sh all be capable of supporting half the height of SLIDE when in the full open position. The back of the frame shall be machined to bolt directly to the machined face of a wall thimble, pipe flange, or anch or bolt pattern. C. The SLIDE shall be of cast iron , one-piece construction, rectangular with integrally cast vertical and horizontal reinforcing ribs.