NOTE ** Warminster Fiberglass Co. density current baffle system.
NOTE **
NOTE ** This section is based on products manufactured by Warminster Fiberglass Co., which is located at the following address:
NOTE ** P.O. Box 188
NOTE ** Southampton PA 18966-0188
NOTE ** Tel: (215) 953-1260
NOTE ** Fax: (215) 357-7893
NOTE **
NOTE ** Warminster Fiberglass Co. has manufacturing facilities in Southampton PA and in Jacksonville TX, and manufactures a wide line of fiberglass reinforced polyester resin products for the water and waste treatment industry, including instrument consoles, Palmer-Bowlus flumes, Parshall flumes, slide gates, wash troughs, effluent troughs, finger weirs, weir plates, scum baffles, metering manholes, density current baffles, and odor control systems.
NOTE **
NOTE ** Warminster also manufactures fiberglass doors and frames and buildings, shelters, and enclosures for a wide range of uses.
NOTE **
NOTE ** SECTION 11205 - DENSITY CURRENT BAFFLE SYSTEM, Copyright 1997, The Architect's Catalog, Inc.
PART 1 GENERAL
1.1 SECTION INCLUDES
A. Density current baffles.
1.2 RELATED SECTIONS
NOTE ** Delete any sections below not relevant to this project; add others as required.
A. Section 03300 - Cast-In-Place Concrete.
B. Section 08342 - Fiberglass Doors and Frames.
C. Section 11201 - Wash Troughs.
D. Section 11202 - Effluent (Collection) Troughs (Launders).
E. Section 11203 - Finger Weir Pans.
F. Section 11204 - Weir Plates, Scum Baffles, and Brackets.
G. Section 11206 - Palmer-Bowlus Flumes.
H. Section 11207 - Parshall Flumes.
I. Section 11208 - Metering Manholes.
J. Section 11286 - Slide Gates and Guides.
K. Section 11305 - Odor Control System.
L. Section 13122 - Pre-Engineered Fiberglass Buildings.
M. Section 13411 - Instrument Consoles.
1.3 REFERENCES
NOTE ** Delete references from the list below that are not actually required by the text of the edited section.
A. ANSI/AWWA F101 - Contact Molded, Fiberglass-Reinforced Plastic Wash Water Troughs and Launders; American Water Works Association.
B. ASTM D 256 - Standard Test Methods for Determining the Pendulum Impact Resistance of Notched Specimens of Plastics.
C. ASTM D 570 - Standard Test Method for Water Absorption of Plastics.
D. ASTM D 618 - Standard Practice for Conditioning Plastics and Electrical Insulating Materials for Testing.
E. ASTM D 638 - Standard Test Method for Tensile Properties of Plastics.
F. ASTM D 648 - Standard Test Method for Deflection Temperature of Plastics under Flexural Load.
G. ASTM D 696 - Standard Test Method for Coefficient of Linear Thermal Expansion of Plastics Between -30 degrees C and 30 degrees C.
H. ASTM D 790 - Standard Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials.
I. ASTM D 2583 - Test Method for Indentation Hardness of Rigid Plastics by Means of a Barcol Impressor.
1.4 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Product Data: Test results of fiberglass reinforced plastic laminate.
C. Shop Drawings: Show:
1. Critical dimensions, jointing and connections, fasteners and anchors.
2. Materials of construction.
3. Sizes, spacing, and locations of structural members, connections, attachments, openings, and fasteners.
4. Field measurements or plans.
D. Samples: 8-inch square sample of fiberglass reinforced plastic laminate.
E. Manufacturer's installation instructions.
1.5 DELIVERY, STORAGE, AND HANDLING
A. Store products indoors and protect from construction traffic and damage.
PART 2 PRODUCTS
2.1 MANUFACTURER
A. Provide products manufactured by Warminster Fiberglass Company; P.O Box 188, Southampton PA 18966-0188; ASD. Tel. (215) 953-1260, Fax. (215) 357-7893.
NOTE ** Delete one of the two following paragraphs; coordinate with Division 1 requirements.
B. Requests for substitution will be considered in accordance with provisions of Section 01600.
C. Substitutions: Not permitted.
2.2 DENSITY CURRENT BAFFLE SYSTEM
A. Material: Fiberglass reinforced polyester resin composite laminate, having the following physical characteristics:
NOTE ** Delete 1 of the 2 following paragraphs.
1. Color: White.
2. Color: Turquoise.
3. Tensile strength (ASTM D 638): Minimum 9,000 psi.
4. Flexural strength (ASTM D 790): 16,000 psi.
5. Flexural modulus (ASTM D 790): 900,000 psi.
6. Impact, notched, Izod (ASTM D 256): 10.0 ft-lb/in.
8. Water absorption, (ASTM D 570): 0.2 percent at 24 hrs.
9. Heat distortion point, (ASTM D 648): 175 degrees F.
10. Coefficient of thermal expansion, average (ASTM D 696): 0.0000105 in/in/degree F.
11. Test coupons prepared in accordance with ASTM D 618.
NOTE ** Delete the following paragraph if not required.
12. Chemical resistance: Comply with ANSI/AWWA F101, Type II classification.
B. Baffle Segments:
1. Molded of fiberglass-reinforced polyester resin composite laminate, minimum 3/16 inches wall thickness, with minimum 20 mil thick gel coat each surface.
2. Mold integral mounting flange 1/4 inch thick along top edge, factory drilled for anchors.
3. Mold face sloping inward and downward to resist solids build-up.
4. Mold integral reinforcing flange 1/4 inch thick at bottom edge to resist sag and uplift.
NOTE ** Delete one of the following two paragraphs.
5. For rectangular tanks, mold baffle segments straight.
6. For round tanks, mold baffle segments curved for tank radius indicated on drawings.
7. Factory-drill holes for end-to-end connection of baffle segments in field.
8. Resin coat all cut edges and drilled holes.
C. Mounting Brackets: Angle brackets fabricated of same composition as baffle segments.
1. Provide two support brackets for each baffle segment.
2. Factory-drill holes for end-to-end connection of baffle segments in field.
3. Resin coat all cut edges and drilled holes.
D. Fasteners: 3/8 inch diameter wedge anchor bolts and fasteners of Type 316 stainless steel.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verify that dimensions are correct and project conditions are suitable for installation. Do not proceed with installation until unsatisfactory conditions have been corrected.
3.2 INSTALLATION
A. Install products in accordance with manufacturer's instructions.
B. Ensure that products are installed plumb and true, free of warp or twist, within tolerances specified by the manufacturer and as indicated in the contract documents.
C. Install in accordance with approved shop drawings and in true and proper alignment.
D. Mounting Brackets: Install two brackets per baffle segment, equally spaced; anchor to substrates using 3/8 inch diameter stainless steel wedge anchors.
E. Baffle Segments: Install to full extent indicated on drawings; secure to brackets using stainless steel fasteners.
3.3 ADJUST AND CLEAN
A. Clean surfaces in accordance with manufacturer's instructions.
B. Remove trash and debris, and leave the site in a clean condition.
