Full Text
FINISH GRADE P P P P SCOPE: THIS STANDARD SHOWS UNDERGROUND CONDUIT INSTALLATION REQUIREMENTS GUIDELINE INCLUDING TRENCHING, BACK FILLING, CONDUIT ARRANGEMENT AND REPAVING. FOR THE NUMBER OF CONDUITS, SIZE AND TYPE OF CONDUITS, REFER TO WORK ORDER DRAWING. CONDUIT INSTALLATION 1. 69KV DUCT BANK 2. 12KV DUCT BANK BACKBONE WITH CITY OF ANAHEIM AUTOMATION AND COMMUNICATIONS. 3" MIN. 3" 3" 2 1 3 4 P P P P 2 1 3 4 FINISH GRADE FINISH GRADE P P P P 3" 3" 2 1 3 4 11 2" 3" MIN. P P ONE CIRCUIT TWO CIRCUITS 11 2" 3" 11 2" C F F C 11 2" 11 2" 11 2" 3" 3" MIN. 4/0 BC 4/0 BC 4/0 BC 48" (TYP) 36" MIN. 48" (TYP) 36" MIN. 36" MIN. 48" (TYP) APPROVALS T&D MGR CITY OF ANAHEIM ELECTRICAL DIVISION PUBLIC UTILITIES DEPARTMENT OPS MGR T&D CONSTRUCTION STANDARDS PREP BY SYS PLN MGR SUB MAINT NEW SHEET NEW SHEET FILENAME: REVISION KEYS: ADDED / REVISED TEXT CONSTRUCTION STANDARD: ADDED / REVISED MATERIAL SHEET OF REVISION NO. ISSUE DATE : UNDERGROUND CONDUIT INSTALLATION REQUIREMENTS GUIDELINE CU1600-4 REV11 11 09-22 1 4 CU 1600-4 ---PAGE BREAK--- 3. 12KV UTILITIES JOINT TRENCH / DUCT BANK PRIMARY, LATERAL, SERVICES, STREET LIGHT, CITY OF ANAHEIM COMMUNICATION, CITY OF ANAHEIM CONTROL, CABLE TV AND TELECOMM COMPANIES. FINISH GRADE TEL 2 1 3 30"MIN P P P P L L C C F F SL SC 3" 3" 3" 90% COMPACTION BACKFILL MATERIAL RESURFACE PER PUBLIC WORKS LATERAL DUCT STREET LIGHT DUCT UTILITY COMMUNICATION DUCT SECONDARY DUCT UTILITY CONTROL DUCT C SC F SL L P 1 2 LEGEND CABLE TV CATV 3 CONCRETE ENCASEMENT 4 SPACER 11 2" 11 2" TYP 4/0 BC 9"MIN CATV TELEPHONE COMPANY TEL POWER - BACKBONE 48" (TYP) APPROVALS T&D MGR CITY OF ANAHEIM ELECTRICAL DIVISION PUBLIC UTILITIES DEPARTMENT OPS MGR T&D CONSTRUCTION STANDARDS PREP BY SYS PLN MGR SUB MAINT NEW SHEET NEW SHEET FILENAME: REVISION KEYS: ADDED / REVISED TEXT CONSTRUCTION STANDARD: ADDED / REVISED MATERIAL SHEET OF REVISION NO. ISSUE DATE : UNDERGROUND CONDUIT INSTALLATION REQUIREMENTS GUIDELINE CU1600-4 REV11 11 09-22 2 4 CU 1600-4 ---PAGE BREAK--- NOTES 1. ALL CONDUIT TRENCHING, EXCAVATION, REMOVING SPILL SOIL, BACK FILLING, COMPACTION, GRINDING AND PAVEMENT SHALL BE COMPLETED PER CITY OF ANAHEIM PUBLIC WORK DEPARTMENT STREET IMPROVEMENT SECTION, LINK; http://www.anaheim.net/documentcenter/view/22954/132 2. ALL CONDUITS IN A CONCRETE ENCASED DUCT BANKS SHALL BE GRAY PVC TYPE DB-100 MINIMUM, PER ASTM F-512. SEE CONSTRUCTION STANDARD CU 1600-4A AND WORK ORDER DRAWINGS FOR CONDUIT SIZES, TYPES AND APPLICATIONS. 3. BASE SPACERS ARE REQUIRED FOR ALL PRIMARY DUCT BANKS WITH MORE THAN FOUR CONDUITS, PER CONSTRUCTION STANDARD CU 1600-96F. 4. SPACERS, AS RECOMMENDED BY CONDUIT MANUFACTURER AND APPROVED BY THE CITY OF ANAHEIM UTILITIES INSPECTOR SHALL BE PLACED AT 6 FEET INTERVALS FOR ALL CONDUIT SIZES. BASE SPACERS AND INTERMEDIATE SPACERS SHALL BE MANUFACTURED FROM RIGID NON COMPRESSIBLE TYPE MATERIALS. 5. INSTALL NEUTRAL WIRE, 4/0 BARE, 19 STRAND, SOFT DRAWN COPPER CONDUCTOR, AS SHOWN AND PER WORK ORDER DRAWINGS. ALL PRIMARY TRENCH GROUND CONNECTIONS SHALL BE EXOTHERMAL CONNECTIONS. 6. CONCRETE ENCASEMENT SHALL BE KEPT UNIFORM; EXCESSIVE AMOUNT OF CONCRETE SHALL BE AVOIDED. 7. WHEN APPROACHING AND ENTERING SUBSTRUCTURE ALL THE MINIMUM CONDUIT SEPARATIONS SHALL BE FOLLOWED AND ARE REQUIRED. 8. TO OCCUPY MINIMUM VERTICAL SPACE, 4-6" CONDUITS IN A HORIZONTAL CONDUIT ARRANGEMENT IS ALLOWABLE AND CAN BE USED, WHEN APPROVED AND/OR SPECIFIED. ALL OTHER SPACING STAYS THE SAME. 9. CONCRETE ENCASEMENT OF ELECTRICAL CONDUITS REQUIRED. 10. CONCRETE CLASS OF CONDUIT ENCASEMENT SHALL BE 450-C-2000 PER GREENBOOK SECTION 201, TABLE 201-1.1.2.(A). FOR SPECIAL PUMPING APPLICATIONS, USE 565-E-2000P. 11. THE CONTRACTOR SHALL INSTALL APPROVED, 3M TYPE LOCATOR BALL IN ALL CONDUIT STUB-OUTS. 12. THE MINIMUM SEPARATION BETWEEN THE 12KV AND 69KV DUCT BANK SHALL BE AS FOLLOWS. ANY FIELD SITUATION THAT REQUIRE DEVIATION FROM THIS REQUIREMENT SHALL BE DISCUSSED AND APPROVED BY ELECTRICAL ENGINEERING AND PUBLIC UTILITIES INSPECTOR. 12.A. TWO 69KV DUCT BANKS - 10 FEET 12.B. TWO 12KV DUCT BANKS - 5 FEET 12.C. ONE 69KV DUCT BANK AND ONE 12KV DUCT BANK - 10 FEET 13. THE MINIMUM SEPARATION BETWEEN CITY OF ANAHEIM ELECTRICAL DUCT BANK AND MAIN WATER LINES WHEN PARALLEL SHALL BE MIN. 3 FEET, AND WHEN CROSSING SHALL BE 12 INCHES. ANY FIELD DEVIATION FROM THIS REQUIREMENT SHALL BE DISCUSSED AND APPROVED BY ELECTRICAL ENGINEERING AND PUBLIC UTILITIES INSPECTOR. 14. THE MINIMUM SEPARATION BETWEEN CITY OF ANAHEIM ELECTRICAL DUCT BANK AND GAS, OIL, OTHER PIPE SYSTEM AND/OR OTHER SUBSTRUCTURES OTHER THAN WATER AND SEWERLINE SHALL BE PER G0128. ANY FIELD DEVIATION FROM THIS REQUIREMENT SHALL BE DISCUSSED AND APPROVED BY ELECTRICAL ENGINEERING AND PUBLIC UTILITIES INSPECTOR.M APPROVALS T&D MGR CITY OF ANAHEIM ELECTRICAL DIVISION PUBLIC UTILITIES DEPARTMENT OPS MGR T&D CONSTRUCTION STANDARDS PREP BY SYS PLN MGR SUB MAINT NEW SHEET NEW SHEET FILENAME: REVISION KEYS: ADDED / REVISED TEXT CONSTRUCTION STANDARD: ADDED / REVISED MATERIAL SHEET OF REVISION NO. ISSUE DATE : UNDERGROUND CONDUIT INSTALLATION REQUIREMENTS GUIDELINE CU1600-4 REV11 11 09-22 3 4 CU 1600-4 ---PAGE BREAK--- APPROVALS T&D MGR CITY OF ANAHEIM ELECTRICAL DIVISION PUBLIC UTILITIES DEPARTMENT OPS MGR T&D CONSTRUCTION STANDARDS PREP BY SYS PLN MGR SUB MAINT NEW SHEET NEW SHEET FILENAME: REVISION KEYS: ADDED / REVISED TEXT CONSTRUCTION STANDARD: ADDED / REVISED MATERIAL SHEET OF REVISION NO. ISSUE DATE : UNDERGROUND CONDUIT INSTALLATION REQUIREMENTS GUIDELINE CU1600-4 REV11 11 09-22 4 4 CU 1600-4