4 test locations 5 initial and 24 hour disinfectant

4. Test locations.
5. Initial and 24 hour disinfectant residuals in ppm for each outlet tested.
6. Coliform bacteria test results for each outlet tested.
7. Certification that water conforms, or fails to conform, to bacterial standards of State of
Iowa.
1.05 QUALITY ASSURANCE
A. Perform Work in accordance with AWWA C651.
B. Testing Firm: Company specializing in testing potable water systems, approved by governing
authorities of Iowa.
C. Submit bacteriologist's signature and authority associated with testing.
1.06 REGULATORY REQUIREMENTS
A. Conform to applicable code or regulation for performing the work of this Section.
December 2010 33 1300 - 1

Rose Michael Gardens 33 1300
10-9060 DISINFECTING OF WATER UTILITY DISTRIBUTION
December 2010 33 1300 - 2
B. Provide certificate of compliance from authority having jurisdiction indicating approval of water
system.
PART 2 PRODUCTS
2.01 DISINFECTION CHEMICALS
A. Chemicals: AWWA B300, Hypochlorite, AWWA B301, Liquid Chlorine, AWWA B302,
Ammonium Sulfate, AWWA B303, and Sodium Chlorite.
PART 3 EXECUTION
3.01 EXAMINATION
A. Verify that piping system has been cleaned, inspected , and pressure tested.
B. Schedule disinfecting activity to coordinate with start-up, testing, adjusting and balancing,
demonstration procedures, including related systems.
3.02 DISINFECTION
A. Use method prescribed by the applicable state or local codes, or health authority or water
purveyor having jurisdiction, or in the absence of any of these follow AWWA C651.
B. Provide and attach equipment required to perform the work.
C. Inject treatment disinfectant into piping system.
D. Maintain disinfectant in system for 24 hours.
E. Flush, circulate, and clean until required cleanliness is achieved; use municipal domestic water.
F. Replace permanent system devices removed for disinfection.
G. Pressure test system to 125 psi. Repair leaks and re-test.
3.03 FIELD QUALITY CONTROL
A. Perform field inspection and testing in accordance with Section 01 4000.
B. Test samples in accordance with AWWA C651 or requirements of local health department.
END OF SECTION

Rose Michael Gardens 33 3111
10-9060 SITE SANITARY UTILITY SEWERAGE PIPING
December 2010 33 3111 - 1
SECTION 33 3111 - SITE SANITARY UTILITY SEWERAGE PIPING
PART 1 GENERAL
1.01 SECTION INCLUDES
A. Sanitary sewerage drainage piping, fittings, and accessories.
B. Connection of building sanitary drainage system to municipal sewers.
C. Manholes and Covers
D. Cleanout Access.
1.02 RELATED REQUIREMENTS
A. Section 31 2316 - Excavation: Excavating of trenches.
B. Section 31 2323 - Fill: Bedding and backfilling.
C. Section 31 2316.13 - Trenching: Excavating, bedding, and backfilling.
D. Section 03 3000 - Cast-in-Place Concrete: Concrete for cleanout base pad construction.
1.03 REFERENCE STANDARDS
A. ASTM A 74 - Standard Specification for Cast Iron Soil Pipe and Fittings.
B. ASTM C 564 - Standard Specification for Rubber Gaskets for Cast Iron Soil Pipe and Fittings.