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AK Adjust-A-Rail System Specifications
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AK A-Justa Rail Prefabricated FRP Lift Station Specifications
Description
Scope of Work
Contractor shall furnish all labor, materials, equipment, and performance of all work necessary or incidental to furnish and install a simplex/duplex prefabricated fiberglass reinforced polyester (FRP) Lift Station. The lift station shall be a completely factory-assembled unit, requiring minor adjustments and reassembly on site.
Quality Assurance
Qualifications of Manufacturer
The manufacturer shall demonstrate the ability to fabricate the various lift station components, as shown in the plans and as specified herein. The complete Lift Station shall be manufactured by AK Industries.
Standards
- ASTM A36: Standard Specification for Structural Steel
- ASTM A283D: Standard Specification for Structural Steel
- ASTM D883: Terms and Definitions relating to Plastics
- ASTM D3753-99: Specifications for Glass Fiber-reinforced Polyester
Materials
Physical Properties
Wet well FRP Wall Laminate must be designed to withstand wall collapse or buckling based on these assumptions and third-party specifications:
Additional Features
Exterior Layer
The exterior layer shall be constructed to provide the aggregate strength necessary to meet tensile and flexural requirements, with a smooth surface free of exposed fibers or sharp projections.
Tank Bottom
The tank bottom must be constructed to withstand total water-submerged conditions without interfering with pump mounting requirements.
Wet Well Top Flange
The top flange shall have an outside diameter at least 4 inches greater than the inside diameter of the basin and accommodate a six-hole pattern for mounting a cover with stainless steel fasteners.
Pump Disconnect
The Pump Disconnect shall be the Adjusta Rail as manufactured by AK Industries. It shall be adjustable to the desired discharge level and suitable for vertical or horizontal discharge pumps. The stationary side of the disconnect shall be epoxy-coated ductile iron with mating ears and a machined and polished inner face. The pump side mating flange shall be bronze for non-sparking applications with an O-ring groove for a positive seal.
Delivery and Handling
The purchaser shall coordinate with the contractor to ensure the lift station is delivered to the project site for installation. Handling instructions shall be provided by the manufacturer to ensure proper handling. After delivery inspection, loose items should be stored in a clean and dry environment. All equipment needed for offloading and installation shall be provided by the contractor.
Guarantee
The manufacturer guarantees the prefabricated lift station as per the approved drawings for a period of one year from the date of delivery.
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