NSF - 61 - Parshall Flumes Brochure

PAGE 1 SECTION 11207 PARSHALL FLUMES PRODUCT SPECIFICATIONS PARSHALL FLUMES SECTION 11207 PART 1 GENERAL 1.1 Section Includes A. Parshall Flumes 1.2 Related Sections (when applicable) A. Section 06600 Plastic Fabrications B. Section 03300 -Cast in Place Concrete C. Section 11208 - Metering Manholes D. Section 11200-Water Supply and Treatment Equipment 1.3 References A. ANSI / AWWA F101-07: American Water Works Association for Contact Molded Fiberglass Reinforced Plastic, Wash Water Troughs and Launders. B. ANSI: American National Standards Institute 1. ASTM D-256; American Standard Test Methods for Determining the Pendulum Impact Resistance of Notched Specimens of Plastics. 2. ASTM D-570; American Standard Test Methods for Water Absorption of Plastics 3. ASTM D-618; American Standard Test Methods Practice for Conditioning Plastics and Electrical Insulating Materials for Testing 4. ASTM D-638; American Standard Test Methods for Tensile Properties of Plastics 5. ASTM E 831; American Standard Test Methods for Coefficient of Linear Thermal Expansion of Plastics Between –30 Deg C and 30 Deg C. 6. ASTM D-790; American Standard Test Method for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials 7. ASTM D-2583; American Standard test Methods for Indentation Hardness of Rigid Plastics by Means of a Barcol Impressor. 1.4 Submittals A. Section 01300 submission provisions. B. Product property data generated from the fiberglass reinforced plastic contact- molded laminate. C. Shop Drawings Depict: 1. Critical dimensions, jointing and connections, fasteners and anchors. PAGE 2 SECTION 11207 PARSHALL FLUMES 2. Materials of constructions. 3. Sizes, spacing, and locations of structural components, connectors, attachments, adjustments, openings, and fasteners. D. Samples: Six (6) inch square sample of fiberglass reinforced plastic laminate at the proper thickness and produced in the same manner as the fabricated Flume. E. Manufacturer’s installation instructions. 1.5 Delivery, Storage, and Handling A. Manufacturer will provide the product banded on skids or other suitable packaging for ease of handling and minimize damage during shipping. At the project site, store the product indoors out of the way of construction activities. PART 2 PRODUCTS 2.1 Manufacturer A. MFG Water Treatment Products Company, 55 Fourth Avenue, PO Box 458, Union City, Pennsylvania 16438. B. Requests for substitution will be considered in accordance with provisions in Section 01600. 2.2 Parshall Flumes A. Material: Fiberglass reinforced isophthalic polyester resin contact-molded composite laminate, thickness as per design requirements; inside surface shall have a smooth gel-coat finish; outside surface gel-coat to seal exposed glass fibers; color molded-in with ultraviolet inhibitor. All cut edges shall be sealed with polyester resin. 1. Glass Type E, random chopped with chrome or silane finish, a binder compatible with the resin, glass strand length one (1) inch minimum. 2. Fiberglass fiber weight, nominal 30 percent. 3. Physical Properties: Per AWWA a. Tensile Strength (ASTM D-638): 12,000 psi, minimum b. Flexural Strength (ASTM D-790): 19,000 psi, minimum c. Flexural Modulus (ASTM D-790): 900,000 psi, minimum d. Izod, Notched (ASTM D-256): 13 ft-lb/in, minimum e. Barcol Hardness, ASTM D2583: 35, minimum f. Water Absorption, ASTM D 570: .20 percent, minimum 4. Color: MFG Water Treatment Products Company Marine White Construction: One-piece fiberglass reinforced contact-molded composite structure containing the necessary reinforcing to make the structure self-supporting and no external structure supports required. Meet requirements of ANSI/AWWA F101-07. PAGE 3 SECTION 11207 PARSHALL FLUMES 1. Flumes are being encased in concrete a temporary internal bracing in the opening for flow area must be used to prevent deflection during concrete placement. 2. Large sizes; 8-foot, 10-foot and 12-foot shipped in two pieces will be pre-fitted at the manufacturing site. 3. Sizes: Indicated on drawings. 4. Staff gauge integrally molded in flume side wall and a flush fit with graduations in feet with 50 divisions per foot. C. Options: 1. Inlet and outlet float well connections with – 2 inch NPT. 2. Integral stilling well; diameter varies and of same materials as flume. PART 3 EXECUTION 3.1 Examination A. Flume dimensions require verification and project site conditions must be suitable for installation. Unsatisfactory site conditions must be corrected before product installation. 3.2 Installation A. Products are to be installed as specified by the manufacturer, as shown in contract documents and in true and proper alignment. B. Position flume at elevation in accordance with drawings 3.3 Adjust and Clean A. Surfaces to be cleaned according to manufacturer’s instructions. B. Remove excess materials of construction and trash to leave site in a clean condition for subsequent operation. END OF SECTION