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G <br />TA VN NC SS <br />VV VS VB PT <br />GT GY GR GL <br />GROUNDING NOTES: <br />1.IF MORE THAN 20' FROM EXISTING GROUND RING, INSTALL GROUND ROD (5/8" x 10' SS). ROD SPACING: 10' MIN. TOP OF <br />ROD AND GROUND WIRE TO BE BELOW FROST LINE. <br />2.CONTRACTOR SHALL COORDINATE INCOMING SERVICES WITH LOCAL UTILITIES PRIOR TO TRENCHING. <br />3.ALL CONDUCTORS SHALL BE COPPER, 75 DEGREES C RATED, AND CONDUCTOR INSULATION BE THWN OR THHN. <br />4.ALL TERMINATION SHALL BE LISTED AND IDENTIFIED FOR USE WITH 75°C RATED CONDUCTORS OPERATING AT 75°C. <br />5.GROUND FAULT PROTECTION REQUIRED FOR UTILITY RECEPTACLES. <br />6.GENERATOR NEUTRAL SHALL NOT BE GROUNDED AT THE GENERATOR. REFER TO SINGLE LINE DETAIL, SHEET E-1. <br />7.EQUIPMENT LOCATED OUTSIDE OR EXPOSED TO MOISTURE SHALL BE NEMA 3R RATED. <br />8.CONTRACTOR SHALL USE SCHEDULE 80 PVC CONDUIT THROUGH CONCRETE AND ABOVE GROUND, UNLESS <br />OTHERWISE NOTED. <br />9.ALL NEWLY INSTALLED EQUIPMENT SHALL BE RATED "AT 10K AIC" MINIMUM. HIGHER RATINGS SHALL BE REQUIRED <br />WHERE AVAILABLE FAULT CURRENT EXCEEDS THIS VALUE. EXACT FAULT CURRENT AVAILABLE SHALL BE <br />COORDINATED WITH LOCAL UTILITY BASED ON EXACT CONDITIONS (XFMR SIZE, PERCENT IMPEDANCE, LENGTH OF <br />CONDUCTORS, ETC). <br />GROUND ROD DETAILS <br />CADWELD DETAILS <br />GROUND ROD NOTES: <br />1.GROUND RODS MAY BE: <br /> - COPPER CLAD STEEL <br /> - SOLID COPPER <br />2.GROUND RODS SHALL HAVE A <br />MAXIMUM SPACING TWICE THE <br />LENGTH OF ROD <br />3.SEE RESISTIVITY REPORT FOR <br />VERIFICATION AS AVAILABLE <br />4.A LARGER CONDUCTOR SHALL BE <br />REQUIRED IN AREAS HIGHLY PRONE <br />TO LIGHTNING AND/OR AREAS WITH <br />HIGHLY ACIDIC SOIL <br />5.GROUND RODS INSTALLED WITHIN <br />CLOSE PROXIMITY TO TOWER OR <br />WHEN SOIL IS AT OR BELOW 2,000 <br />OHM-CM, SHALL BE GALVANIZED TO <br />PREVENT GALVANIC CORROSION OF <br />TOWER, (SEE ANSI/TIA-EIA-222) <br />6.PROVIDE (1) GROUND LEAD TO EACH <br />SIDE OF THE GENERATOR <br />CADWELD <br />GRADE <br />#2 AWG BCW <br />GROUND RING <br />GROUND ROD <br />5 8"Ø x 10'-0" <br />LONG MAX. <br />CONTRACTOR SHALL NOT SUBMIT BIDS <br />OR PERFORM CONSTRUCTION WORK ON <br />THIS PROJECT WITHOUT ACCESS TO THE <br />CURRENT COMPLETE SET OF DRAWINGS <br />LISTED IN THE TITLE-SHEET INDEX. <br />30" OR 6" BELOW FROST <br />LINE, WHICHEVER IS <br />DEEPER. <br />EXISTING EQUIPMENT <br />SHELTER OR PAD <br />TRANSFER SWITCH & <br />CAM-LOCK BOX <br />PROPOSED GENERATOR <br />#2 AWG BARE TINNED GROUND WIRE TO <br />EXISTING EQUIPMENT GROUND RING. <br />GROUND GENERATOR PER <br />MANUFACTURER'S RECOMMENDATIONS <br />EXISTING GROUND WIRE, TYP. <br />EXISTING BURIED EQUIPMENT <br />GROUND RING (FIELD LOCATE) <br />#2 AWG GROUNDED TO <br />FENCE IF LESS THAN 6FT <br />ELECTRICAL SYMBOLS LEGEND <br />EXOTHERMIC WELD TYPE CONNECTION <br />MECHANICAL TYPE CONNECTION <br />NEW GROUNDING <br />EXISTING GROUNDING <br />TYPICAL GROUNDING DIAGRAM <br />FENCE GROUNDING: <br />1.SEE FENCE & GATE DETAILS <br />SHEET FOR ADDITIONAL <br />GROUNDING (IF APPLICABLE) <br />#2 AWG BARE TINNED BOND TO <br />NEW GROUND ROD (IF NOT <br />ADJACENT TO COMPOUND OR <br />EQUIPMENT GROUND RING) <br />(TYP.OF TWO) <br />#2 AWG BARE TINNED BOND TO NEW <br />GROUND ROD (IF NOT ADJACENT TO <br />COMPOUND OR EQUIPMENT GROUND RING) <br />ELECTRICAL <br />DETAILS <br />PO BOX 2621, BOISE, ID 83701 <br />530.539.4787 <br />CONTACT@GEOSTRUCTURAL.COM <br />WWW.GEOSTRUCTURAL.COM <br />0 04/01/24 ISSUED FOR CONSTRUCTION BM <br />SHEET TITLE: <br />SHEET NUMBER: <br />E-3 <br />REV DATE DESCRIPTION INT <br />REVISIONS <br />SITE INFORMATION: <br />2621 SOUTH BIRCH STREET <br />SANTA ANA, CA 92707 <br />GENERATOR INSTALLATION <br />PROJECT <br />MAIN - DYER <br />10086996 <br />CHECKED BY:JAD <br />THE INFORMATION CONTAINED IN THIS SET OF <br />DOCUMENTS IS PROPRIETARY BY NATURE. ANY <br />USE OR DISCLOSURE OTHER THAN THAT WHICH <br />RELATES TO THE CLIENT NAMES IS STRICTLY <br />PROHIBITED. <br />at t & <br />GENERAL DYNAMICS <br />Information Technology <br />09/30/25 <br />JURISDICTION USE: <br />DATE SIGNED: 4/2/24 <br />E-3 <br />2621 S Birch St - 101119515 & <br />20182981 <br />7/24/2024