CONSTRUCTION NOTES

  1. WORK SHALL BE PERFORMED ACCORDING TO THE LATEST EDITIONS OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION AND THE SPECIAL PROVISIONS FOR THE CONSTRUCTION OF SANITARY SEWERS (SUPPLEMENT TO THE STANDARD SPECIFICATIONS) AND SHALL BE COMPLETED ONLY IN THE PRESENCE OF THE CITY ENGINEER OR THE CITY ENGINEER'S REPRESENTATIVE. ALL REFERENCES TO STANDARD SPECIFICATIONS AND SPECIAL PROVISIONS MADE HEREON SHALL BE TO THESE EDITIONS. OTHER REFERENCES MADE HEREON ARE TO THE LATEST EDITIONS OF APWA STANDARD PLANS FOR PUBLIC WORKS CONSTRUCTION, LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS STANDARD PLANS, AND THE STANDARD DRAWINGS OF THE CITY OF PALMDALE ENGINEERING DESIGN STANDARDS.
  2. THE CONTRACTOR SHALL NOTIFY THE CITY OF PALMDALE BY TELEPHONE (661) 267-5255 AT LEAST TWENTY-FOUR HOURS BEFORE STARTING ANY WORK UNDER THIS CONTRACT.
  3. HOUSE LATERALS TO BE CONSTRUCTED WITH INVERTS AT PROPERTY LINE 6 FEET BELOW CURB GRADE EXCEPT AS NOTED.
  4. WYE OR TEE BRANCHES MAY BE USED FOR CONNECTIONS TO MAINLINE SEWERS, EXCEPT AS NOTED.
  5. ALL STRUCTURES SHALL BE EITHER BRICK SEWER MANHOLES PER APWA STANDARD PLAN 203-0 OR PRECAST CONCRETE SEWER MANHOLES PER APWA STANDARD PLAN 200-2, EXCEPT AS NOTED.
  6. PROVIDE STAKES ON THE PROPERTY LINE OR PROPERTY LINES PRODUCED AT RIGHT ANGLES TO THE SEWER LINE AT THE CENTERLINE OF EACH MANHOLE.
  7. VITRIFIED CLAY PIPE JOINTS SHALL BE TYPE "G" PER STANDARD SPECIFICATIONS SECTION 208-2 OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION.
  8. ALL JOINTS BETWEEN DUCTILE IRON PIPE AND VITRIFIED CLAY PIPE SHALL BE MADE WITH A RUBBER SLEEVE JOINT, TYPE "C" OR "D", (WITH BUSHING IF NECESSARY) PER SECTION 208-2 OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION.
  9. SEWERS TO BE TESTED FOR LEAKAGE PER SECTION 306-1.4 OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION.
  10. BEDDING MATERIAL SHALL BE IN ACCORDANCE WITH LA COUNTY STANDARD PLANS 2021-0 AND 3080-1, AND SHALL BE IN FULL COMPLIANCE WITH SECTION 306-1.2.1 OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION. CONCRETE ENCASEMENT PER LA COUNTY STANDARD PLAN 2023-1, CASE II, SHALL BE REQUIRED WHEN THE SEWER HAS LESS THAN FOUR FEET OF COVER, AND CONCRETE ENCASEMENT, CASE IV, AND CONCRETE BACKFILL PER LA COUNTY STANDARD PLAN 3080-1, SHALL BE REQUIRED WHEN THE SEWER HAS LESS THAN ONE AND ONE HALF FEET OF COVER. IN NO CASE SHALL SEWER HAVE LESS THAN ONE FOOT OF COVER.

VII-14