VA 22 13 23-2009 SANITARY WASTE INTERCEPTORS.pdf

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1、12-09 22 13 23 - 1 SECTION 22 13 23 SANITARY WASTE INTERCEPTORS SPEC WRITER NOTE: Delete between /-/ if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. PART 1 - GENERAL 1.1 DESCRIPTION This section pertains to the scope of

2、 work associated with sanitary waster interceptors. 1.2 RELATED WORK Section 22 05 11, COMMON WORK RESULTS FOR PLUMBING. 1.3 SUBMITTALS A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Manufacturers Literature and Data: 1. For each type of interceptor indic

3、ated, the submittal shall include materials of fabrication, dimensions, rated capacities, retention capacities, operating characteristics, size and location of each pipe connection, furnished specialties, and accessories. C. Detailed shop drawing of clamping device and extensions when required in co

4、nnection with the waterproofing membrane or the floor drain shall be submitted. 1.4 APPLICABLE PUBLICATIONS A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only. Element ANSI/ASME B. Int

5、ernational Code Council (ICC) IPC International Plumbing Code SPEC WRITER NOTE: Make material requirements agree with applicable requirements specified in the referenced Applicable Publications. Update and specify only that which applies to the project. Provided by IHSNot for ResaleNo reproduction o

6、r networking permitted without license from IHS-,-,-12-09 22 13 23 - 2 PART 2 - PRODUCTS 2.1 HAIR INTERCEPTOR A. In barber and beauty shops, a hair interceptor shall be provided on beauty and barber case lavatories in lieu of p-traps. The hair interceptor shall be chromium plated cast brass with top

7、 slip joint inlet, 40 mm (1-1/2 inch) slip outlet and screwed, gasketed, watertight cover in bottom. The interceptor shall be provided with a removable, perforated, cylindrical screen of corrosion resisting metal or brass. 2.2 GREASE/OIL REMOVAL UNIT: SPEC WRITER NOTE: Modify Specification when poin

8、t of use application is required. A. The grease/oil removal unit shall be welded stainless steel, automatic self-cleaning interceptor with a rotating gear wheel assembly for automatic grease/oil removal. B. The grease/oil removal unit shall have a flow control device. C. The grease/oil shall include

9、 the following electrical components: 1. Self-regulating electric immersion heater. 2. A programmable 24 hour time control. D. The grease/oil removal unit shall have quick release, stainless steel lid clamps, a gasketed and fully removable stainless steel lid, a separate grease/oil collection contai

10、ner and an internal stainless steel strainer basket for collection of solids and sediment. E. the grease oil removal unit shall have a high level alarm probe and light. The Alarm probe shall be constructed of stainless and utilize 120 VAC radio frequency balanced impedance bridge circuit and shall b

11、e provided fully calibrated and ready to use. The alarm light shall operate on 120 VAC and shall be actuated by the output relay on the alarm probe. The alarm light shall be located as shown on drawing. /F. An internal Pump and Heater Hose shall be capable of pumping grease/oils to 4.6 m (15 feet) h

12、ead with a hose length of 15 m (50 feet). The integral pump drive shall have sprocket mating with the unit gear wheel. Heated hose assembly shall have an I.D. of 15 mm (1/2-inch) teflon pipe, a 120 VAC self-regulating heating element, fibrous glass thermal insulation and black PVC jacket./ /G. Pit S

13、ump Pump shall be constructed of an epoxy coated cast iron housing, polypropylene base and polycarbonate cover. The Pump shall be controlled automatically with a mercury float switch. The Pump shall be Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-

14、12-09 22 13 23 - 3 provided with 3 m (10 feet) long power cord, thermal overheat protection, screened intake, non-clog pumping head and impeller and 40 mm (1-1/2-inch) FNPT discharge hose. The pump capacity shall be 2.84 L/s (45 gallons per minute) 14 kPa (5 feet) at 120 VAC./ /H. Grease/Oil Collect

15、ion Container shall be constructed of corrosive resistant materials, lid, and minimum 208 L (55 gallons) capacity./ PART 3 - EXECUTION 3.1 INSTALLATION A. Pre-cast concrete interceptors shall be installed according to ASTM C891. B. Manhole risers from top of underground concrete interceptors to manh

16、ole and gratings at finished grade shall be installed. C. Tops of manhole frames and covers shall be set flush with finish surface in pavements. The tops shall be set 80 mm (3 inches) above finish surface elsewhere unless otherwise indicated. D. Tops of grating frames shall be set flush with the fin

17、ish surface. E. Interceptors shall be set level and plumb. F. Metal interceptors covers shall be set flush with finished surface in pavements. The tops shall be set 80 mm (3 inches) above finish surface elsewhere unless otherwise indicated. 3.2 CONNECTIONS A. Pipe installation requirements are speci

18、fied in other plumbing sections. B. Piping connections shall be made between interceptors and piping systems. 3.3 CONNECTIONS A. Warning tape shall be place over ferrous piping. B. Detectable warning tape shall be used over nonferrous pipe and over the edges of underground structures. - - - E N D - - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-