JOHNSON SEWER FORCEMAIN NOTES:

1. ALL FORCE MAIN PIPE WILL BE AWWA C-900 DR18, OR C-905 DR18, OR IF PRESSURE REQUIREMENTS ALLOW C-900 DR25 PVC.ALL FITTINGS SHALL BE WITH JOINT RESTRAINTS AS INDICATED.

2. ALL BORES AND DIP'S FOR FORCE MAINS SHALL BE EITHER DIP CLASS 50 OR HDPE WITH HEAT FUSION BUTT JOINTS.

3. ALL DUCTILE IRON PIPE FITTINGS SHALL BE WITH JOINTS RESTRAINTS AS PER MAG STANDARD DETAILS, AND/OR JOHNSON UTILITIES, L.L.C. DETAILS AS SHOWN ON THE PLANS.

4. ALL FORCE MAIN LINES SHALL BE TESTED IN ACCORDANCE WITH AWWA C-600,EXCEPT THAT THE LINE WILL BE PRESSURE TESTED TO A MINIMUM OF 50 POUNDSPER SQUARE INCH ABOVE THE DESIGN WORKING PRESSURE, AND MAG SECTION610.14 LATEST REVISION AND ARIZONA ADMINISTRATIVE CODE R18-9-E301(D)(4) AND (5).

5. PERMISSIBLE DEFLECTION AT PIPE JOINTS SHALL BE ONE DEGREE LESS THAN THE PIPE MANUFACTURER'S RECOMMENDATION. BEND FITTINGS SHALL BE INSTALLED WHERE THIS REQUIREMENT CANNOT BE MET.

6. IF UNANTICIPATED CONDITIONS ARE ENCOUNTERED DURING THE COURSE OFTHE CONSTRUCTION AND ARE BEYOND THE SCOPE OF THE DESIGN, THE ENGINEER WILL SUBMIT THE NECESSARY REVISED OR SUPPLEMENTAL IMPROVEMENT PLANS FORREVIEW AND APPROVAL BY THE COUNTY ENGINEER.

7. IF NEW CONSTRUCTION REQUIRES THE EXISTING FORCE MAIN TO BE SHUT OFF TO MAKE THE TIE-INS TO THE EXISTING SYSTEM THE CONTRACTOR SHALL PROVIDE JOHNSON UTILITIES, LLC WITH A WRITTEN SCHEDULE OF THE PROPOSED CONNECTIONS AT LEAST 48 HOURS PRIOR TO THE START OF SUCH TIE-INS.

8. CONTRACTOR SHALL VERIFY DEPTHS OF EXISTING MAINS FOR PROPOSED CONNECTIONS PRIOR TO COMMENCEMENT OF WORK.

9. ALL CONSTRUCTION WATER WILL BE METERED WITH AN APPROPRIATE SIZE WATER METER AND BACK FLOW PREVENTION. CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING THE WATER METER AND SHALL CHECK WITH JOHNSON UTILITIES, L.L.C. FOR AVAILABILITY.

10. ALL STATIONING IS ALONG THE CENTERLINE OF STREETS UNLESS OTHERWISE INDICATED.

11. DURING INSTALLATION OF DIP DRAINAGE CROSSINGS, JOHNSON UTILITIES, L.L.C.RESERVES THE RIGHT TO HAVE THE CONTRACTOR MAKE MODIFICATIONS OF CROSSINGS AS JOHNSON UTILITIES, L.L.C. DEEMS NECESSARY.

12. THE LOCATION OF AIR RELEASE VALVE ASSEMBLIES SHOWN IN THESE PLANS IS FOR INFORMATION ONLY. THE CONTRACTOR SHALL FIELD VERIFY THE LOCATION OF HIGH POINTS IN THE FORCE MAIN. VALVE BOX AND COVERS SHALL BE INSTALLEDAT THE SAME GRADE AS EXISTING GROUND AND IN ACCORDANCE WITH MAG. STANDARD 391 AIR RELEASE VALVE ASSEMBLIES SHALL NOT BE INSTALLED IN STREETS, DRIVEWAYS,OR SIDEWALKS.

13. THE CONTRACTOR SHALL NOTIFY JOHNSON UTILITIES, L.L.C. FOUR (4) DAYS IN ADVANCE FOR SCHEDULING FORCE MAIN TESTING.

14. ALL FORCE MAINS WILL BE INSPECTED BEFORE BACKFILL. FINAL ACCEPTANCE WILL NOT BE GRANTED WITHOUT A SIGNED RELEASE FROM JOHNSON UTILITIES, L.L.C.SHOWING INSPECTION HAS BEEN PERFORMED AND ADEQ HAS ISSUED A DISCHARGE AUTHORIZATION.

15. DEVELOPER/CONTRACTOR IS TO PAY FOR ALL INSPECTION FEES. ALL FEES ARE TO BE PAID IN FULL BEFORE ACCEPTANCE OF FORCE MAIN BY JOHNSON UTILITY, LLC.

16. "AS BUILT" PLANS ARE TO BE PROVIDED BY THE INSTALLATION CONTRACTOR BEFORE ACCEPTANCE BY JOHNSON UTILITIES (THREE (3) XEROX'S).

17. THE CONTRACTOR SHALL NOT REMOVE AND/OR RELOCATE ANY FENCE POST OR PIPE WITHIN THE LIMITS OF CONSTRUCTION UNLESS SPECIFICALLY DIRECTED TO DO SO BY THE ENGINEER.

18. THE MINIMUM SEPARATION BETWEEN FORCE MAINS OR PRESSURE SEWERS AND WATER MAINS SHALL BE TWO (2) FEET VERTICALLY AND 6 FEET HORIZONTALLY UNDER ALL CONDITIONS.WHERE THE FORCE MAIN CROSSES ABOVE OR LESS THAN6 FEET BELOW A WATER LINE, THE SEWER MAIN SHALL BE ENCASED IN AT LEAST 6INCHES OF CONCRETE OR CONSTRUCTED USING MECHANICAL JOINT DUCTILE IRONPIPE FOR 10 FEET ON EITHER SIDE OF THE WATER MAIN.THE SEPARATION REQUIREMENTS DO NOT APPLY TO BUILDING, PLUMBING, OR INDIVIDUAL HOUSE SERVICE CONNENCTIONS.

19. CONTRACTOR SHALL NOTIFY JOHNSON UTILITIES, L.L.C. A MINIMUM OF FIVE (5) WORKING DAYS PRIOR TO ANY CONSTRUCTION TO SCHEDULE A PRE-CONSTRUCTION CONFERENCE.WORK SHALL NOT COMMENCE UNTIL A "NOTICE TO PROCEED" HAS BEEN ISSUED BY JOHNSON UTILITIES, L.L.C. AND THE CERTIFICATION OF "PROVISIONAL VERIFICATION OF GENERAL PERMIT CONFORMANCE" HAS BEEN RECEIVED BY THE UTILITY FROM THE ARIZONA DEPARTMENT OF ENVIRONMENTAL QUALITY. THE CONTRACTOR AT HIS OWN EXPENSE SHALL REMOVE ANY PIPE INSTALLED PRIOR TO THE "NOTICE TO PROCEED".

20. FORCE MAINS ARE TO BE INSTALLED AFTER SEWER INSTALLATION AND WHEN ROUGH GRADE IS TO WITHIN 6" OF FINAL GRADE.

21. A REGISTERED ENGINEER OR A REGISTERED LAND SURVEYOR MUST CERTIFY THAT ROUGH GRADE IS WITHIN 6" OF FINAL GRADE PRIOR TO ISSUANCE OF A “NOTICE TO PROCEED”.

22. WETWELLS AND GRIT CHAMBERS SHALL HAVE THE INSIDES COATED WITH SAUERISEN OR OTHER APPROVED CORROSION PROTECTION. 

23. AIR RELEASE VALVES TO BE PLACED AT ALL HIGH POINTS IN WATER MAIN.

24. EXFILTRATION TESTS WILL BE PERFORMED ON ALL LIFT STATION WETWELLS AND SUMP CHAMBERS PER ARIZONA ADMINISTRATIVE CODE R-18-9-E301 (D)(3) AND MAG SECTION 615.