12 AWWA C651-05 4. Direct-feed chlorinators, which operate solely from gas pressure in the chlorine cylinder, shall not be used for the application of liquid chlorine. (The danger of using direct-feed chlorinators is that water pressure in the main can exceed gas pressure in the ...
Date added: June 9, 2014 - Views: 1
A. American Water Works Association, AWWA C651, AWWA Standard for Disinfecting Water Mains. B. American Public Health Association, American Water Works Association and Water Pollution Control Federation, Standard Methods for the Examination of Water and Wastewater.
Date added: June 29, 2012 - Views: 80
ANSI/AWWA Standard C651-92 suggests a temporary flushing/testing connection that includes ... American Water Works Association. 1993. ANSI/AWWA C600-93 - AWWA Standard for Installation of Ductile-Iron Water Mains and Their Appurtenances..
Date added: December 23, 2011 - Views: 73
American Water Works Association (AWWA) Standards for the disinfection of finished water storage facilities and water mains, which are referenced in rule ... AWWA Standard C651-05 Disinfection of Water Mains (2005). 4.
Date added: October 5, 2012 - Views: 56
AWWA Standard C651-05. An advisory is required if any samples are E. coli or fecal coliform positive. 3. Collect special purpose samples for total coliform bacteria and chlorine residual. 4. Notify the appropriate Ohio EPA District Office of the
Date added: December 4, 2011 - Views: 29
Standard Specifications Disinfecting Pipelines Revised June 2013 33 01 10.15-2 1.06 REFERENCES A. Refer to current AWWA Standard C651 for Disinfecting Water Mains.
Date added: December 6, 2012 - Views: 37
Disposal of chlorinated water shall be in accordance with AWWA C651-05 and all federal, state, and local requirements. C. After final flushing and before the water main is placed in service, two (2) consecutive sets of
Date added: July 2, 2012 - Views: 29
☐ ANSI/AWWA C651-05 AWWA Standard for Disinfecting Water Mains Two consecutive sample sets (each 1200 feet, end-of-line, each branch, etc.), none positive, at least 24 hours apart ☐ ANSI/AWWA C652-02 AWWA Standard for Disinfection of Water-Storage Facilities
Date added: May 30, 2012 - Views: 119
Disinfection of Mains Chlorination of all water mains shall be per AWWA C651-05. The method of chlorination used by the Contractor shall be approved by the City Inspector prior to use.
Date added: November 27, 2013 - Views: 4
FIELD CHLORINATION • AWWA/ANSI C651-05 – Disinfecting Water Mains • First standard approved Sept. 30, 1947 • Latest revision June 1, 2005
Date added: August 19, 2013 - Views: 14
the latest ANSI/AWWA Standard for Disinfecting Water Mains C651-05, which covers both the disinfection of new water mains and repairs of existing water mains. However, copies of the standard must be purchased.
Date added: September 8, 2012 - Views: 14
ANSI/AWWA C651 - Standards for Disinfecting Water Mains ASTM C31- Method of Making and Curing Concrete Compression and Flexure Test Specimens ... 660-06M.doc 3 of 14 Last Revised 1-05 MJ rubber gasket per ANSI/AWWA C111. Restraint (gripper) ...
Date added: February 21, 2012 - Views: 163
AWWA C651 Disinfecting Water Main AWWA C652 Tank Disinfection 1.03 RELATED WORK SPECIFIED ELSEWHERE ... 1.05 SUBMITTALS A. A written disinfection and dechlorination plan signed by a certified chlorinator shall be submitted ...
Date added: August 6, 2013 - Views: 19
C. Latest standards issued by the American Water Works Association (AWWA) and the American National Standards Institute (ANSI), including ANSI/AWWA Standard C651-05 - Disinfecting Water Mains. AWWA Standards are copyrighted materials. To place an order, please call AWWA
Date added: February 27, 2012 - Views: 16
fected a water main according to AWWA Standard C651-05. The city was com-plaining because he used a method that was against city regulations. After some research, I found that the contractor used the tablet method of disinfection.
Date added: June 30, 2014 - Views: 1
ANSI/AWWA Standard C651-05. D. When a subcontractor performs the disinfection procedure, it is the joint responsibility of both the General Contractor and designated subcontractor to comply with this procedure. 3.02 Specific Program Components
Date added: January 17, 2014 - Views: 1
Preliminary flushing of pipe required by AWWA C651 before chlorination is optional if interior is broom swept or in clean condition, as determined by Contractor. 02511-3 July 2005 ... 6 0.02 0.03 0.033 0.038 0.04 0.05 0.06 0.11 0.16 0.22 0.28 0.33 0.38
Date added: March 26, 2012 - Views: 10
25-1.05 Backflow Protection. ... AWWA C651 and these specifications. Disinfection requirements shall include preventive and corrective measures during construction, forms of chlorine and methods of application, final flushing, and bacteriological tests.
Date added: April 8, 2013 - Views: 21
requirements of ANSI/AWWA C651-05 using the Continuous Feed Method, except as specified otherwise herein. c. The chlorine compound used for disinfection shall be calcium hydrochlorite in granular form. The calcium hydrochlorite must contain a minimum of 65 percent available ...
Date added: June 5, 2013 - Views: 11
C651-92” to “Section 4 of AWWA C651-05”. 5-13, 5-14 & 5-15 Reformatted pages due to language added on page 5-12. 5-16 Under 4. Method of Chlorine Application and Testing – added
Date added: May 8, 2013 - Views: 6
Preliminary flushing of pipe required by AWWA C651 before chlorination is optional if interior is broom swept or in clean condition, as determined by ... 0.05 : 0.06 . 0.11 : 0.16 . 0.22 : 0.28 . 0.33 : 0.38 . 2 . 0.01 . 0.02 : 0.03 . 0.04 : 0.05 . 0.06 : 0.07 . 0.08 : 0.09 . 0.10 : 0.20 . 0.30 ...
Date added: October 3, 2012 - Views: 12
Mains, ANSI/AWWA C651-05. The City of Wilmington, Delaware Department of Public Works Standard Specifications Rev. 022010 Page 4 of 4 All work of flushing and sterilizing shall be the responsibility of the Contractor.
Date added: November 8, 2012 - Views: 22
1.05 DELIVERY, STORAGE, AND HANDLING Follow the General Provisions (Requirements) and Covenants. ... Perform operations according to AWWA C651 in the sequence below. Successfully complete each operation before continuing to the next operation.
Date added: June 30, 2014 - Views: 1
E. ANSI/AWWA C651 - Standard for Disinfecting Water Mains. F. ANSI/AWWA C900 - Standard for PVC Pipe, 4"-12" for Water Distribution. 1.4 SUBMITTALS A. Test Reports: Indicate results comparative to specified requirements. SLCU 1/00 02760-2 PERFORMANCE TESTING B ...
Date added: October 10, 2011 - Views: 271
is to more closely align the City of Austin requirements with AWWA C651 guidelines and to simplify the ... www.awwa.org – AWWA C651-05 Disinfection Water Mains; Webcast – “Advanced Disinfection of Pipelines and Storage Facilities”
Date added: March 8, 2012 - Views: 14
A. AWWA C651 - Disinfecting Water Mains. B. County and PA DEP Regulations. C. DEP Water Supply Manual. 1.04 STERILIZATION ... 3.05 TOTAL COLIFORM TESTING A. After final flushing and before the water main is placed in service, a water sample or
Date added: August 19, 2013 - Views: 4
American Water Works Association (AWWA) AWWA C104 Cement-Mortar Lining for Ductile- Iron Pipe and Fittings ... AWWA C651 Disinfecting Water Mains 1.05 SUBMITTALS: IN ACCORDANCE WITH REQUIREMENTS OF GENERAL SPECIFICATIONS, ...
Date added: September 16, 2013 - Views: 4
.05 REFERENCES. Refer to current AWWA Standard for Disinfecting Water Mains C651. PART 2 PRODUCTS ... Methods to be used for disinfection are those detailed in ANSI/AWWA C651 Disinfecting Water Mains. .03 WATER MAINS . Three (3) ...
Date added: July 16, 2012 - Views: 11
2.5ft/s per AWWA C651-05. 15. Materials. All materials used by Contractor shall meet National Sanitary Foundation Standards for drinking water, the City Temporary Jumper Connection Detail (G-3356) standards and City of Goodyear Approved Materials list for Water.
Date added: March 7, 2013 - Views: 2
3.1 DISINFECTION AND SAMPLING (Reference AWWA C651 for further details.) A. The basic disinfection procedure consists of the following steps: ... 10 0.034 0.171 0.341 1.023 0.41 2.05 4.09 12.27 0.050 0.25 0.50 1.51 12 0.0 0.2 0.5 1 ...
Date added: May 22, 2013 - Views: 5
Procedures for New Watermains 5/7/2007 STANDARD (A) …continued 3. Swabbing (AWWA C651-05 Sec. 4.3.6) Request for Isolation Valve Operation is required for the swabbing procedure.
Date added: March 26, 2012 - Views: 3
3.05 PRESSURE AND LEAK TESTING A. Remove debris from within the pipe. Clean and swab out pipe, if required. ... Test water mains according to AWWA C651, including collection of two consecutive sets of acceptable bacteria samples 24 hours apart.
Date added: January 10, 2014 - Views: 6
ANSI/AWWA C651-05. Supervision, Testing and Records The Consulting Engineer and Town shall witness all cleaning, disinfection, hydrostatic testing and sampling activities. The Workforce carrying out the
Date added: January 12, 2014 - Views: 1
1.05 SUBMITTALS A written disinfection and dechlorination plan, including all methods and equipment to be used, ... with a liquid chlorine solution in accordance with AWWA C651 and as specified herein. Upon connection to the main, ...
Date added: September 8, 2012 - Views: 12
.15 ANSI / AWWA C600-05 Installation of Ductile Iron Water Mains and Their Appurtenances. .16 ANSI / AWWA C606-04 Grooved and Shoulder Joints. .17 ANSI / AWWA C651-05 Disinfecting Water Mains. .18 ANSI / AWWA C800-05 Underground Service Line Valves and Fittings. .19 ANSI ...
Date added: June 14, 2013 - Views: 4
.8 ANSI/AWWA C651-05, Disinfecting Water Mains. .9 ANSI/AWWA C900-07, Polyvinyl Chloride (PVC) Pressure Pipe, and Fabricated Fittings, 4 Inch through 12 Inch (100 mm - 300 mm), for Water Transmission and Distribution.
Date added: August 13, 2013 - Views: 2
AWWA C651 - Disinfecting Water Mains . 1.03 RELATED WORK SPECIFIED ELSEWHERE. AWWA Standard Methods for the Examination of Water and Waste Water . NMWD Standard Specifications 15000, 15044, 15056, ... 3.05 BACTERIOLOGICAL TESTING.
Date added: May 31, 2012 - Views: 11
CT053378 33 05 05-1 SECTION 33 05 05 . BURIED PIPING INSTALLATION . PART 1 - GENERAL 1.1 DESCRIPTION A. Scope: ... ANSI/AWWA C651, Disinfecting Water Mains. 11. AWWA M23, PVC Pipe - Design and Installation. 12. AWWA M41, Ductile-Iron Pipe and Fittings.
Date added: December 14, 2013 - Views: 1
A. AWWA Standards C651, C652 and C659. 1.04 QUALITY ASSURANCE A. Regulatory Agency Requirements: Comply with applicable state requirements. 1.05 SUBMITTALS A. Disinfection Program; submit the following to be used during the program: 1. Cleaning ...
Date added: August 1, 2013 - Views: 15
B. American Water Works Association (AWWA) 1. AWWA C104 ... 9. AWWA C651 - Disinfection Water Mains C. American National Standards Institute (ANSI) 1. ... W1.05 MATERIALS A. Ductile iron pipe shall conform to AWWA C151, ...
Date added: May 9, 2013 - Views: 11
C651 AWWA Standard for Disinfecting Water Mains 2. C652 AWWA Standard for Disinfecting Tanks 3. ... 3.05 PROTECTION OF DISINFECTED STRUCTURES A. If required to re-enter a disinfected structure, the work shall be conducted utilizing
Date added: November 10, 2013 - Views: 1
American Water Works Association (AWWA): a. B300, Hypochlorites. b. ... A. Conform to AWWA C651 for pipes and pipelines, except as modified in these Specifications, ... 3.05 TESTING A. Collection of Samples: 1.
Date added: June 20, 2014 - Views: 1
AWWA C651 Disinfecting Water Mains 1.05 SUBMITTALS: IN ACCORDANCE WITH REQUIREMENTS OF GENERAL SPECIFICATIONS, SUBMIT THE FOLLOWING: A. Six sets of all shop drawings shall be submitted to the Engineer for review. B. Shop ...
Date added: July 30, 2013 - Views: 2
AWWA (2005b) Standard for Disinfecting Water Mains, ANSI/AWWA C651-05. AWWA (2006a), Fundamentals and Control of Nitrification in Chloraminated Drinking Water Distribution Systems, Manual of Water Supply Practices – M56, American Water Works
Date added: May 21, 2013 - Views: 1
Disinfecting Water Mains AWWA C651 2. Hypochlorites AWWA B300 3. Liquid Chlorine AWWA B301 1.03 SUBMITTALS A. Test Reports 1. The Contractor shall submit disinfection reports which include the following information: ... 3.05 POINT OF APPLICATION A.
Date added: January 8, 2014 - Views: 3
05-062/03-10 (Water Distribution Systems) 02660-2 7. AWWA C550, Standard for Protective Epoxy Interior Coatings ... AWWA C600, Standard for Installation of Ductile-Iron Water Mains and Their Appurtenances. 9. AWWA C651, Standard for Disinfecting Water Mains. 1.04 DELIVERY, STORAGE, AND ...
Date added: August 8, 2013 - Views: 5
AWWA (2005b) Standard for Disinfecting Water Mains, ANSI/AWWA C651-05. AWWA (2006a), Fundamental s and Control of Nitrification in Chloraminated Drinking Water Distribution Systems, Manual of Water Supply Practices – M56, American Water Works
Date added: August 31, 2013 - Views: 3
ITEM 660.5XM TEMPORARY BYPASS PIPING 660-5XM.doc 3 of 9 Last Revised 1-05 lbs.) of high performance asphalt material. Disinfection Chemicals: ANSI/AWWA B300 – Sodium Hypochlorite.
Date added: May 15, 2012 - Views: 3
parts of AWWA Standard C651 or U.K. Technical Guidance Notes 12. Issues What Was Found? ... Microsoft PowerPoint - 5. 1300_2014-05-06 PNWS-AWWA Kwan.pptx Author: lbanks Created Date: 6/3/2014 11:17:50 AM ...
Date added: June 30, 2014 - Views: 1
After chlorination, the water shall be flushed from the line, in accordance with AWWA C651, at its extremities until the replacement water tests are equal chemically and bacteriologically to those of the permanent source of supply.
Date added: September 25, 2013 - Views: 5