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ELECTRICAL GROUNDING SPECIFICATIONS <br />1. <br />GROUNDING SHALL COMPLY WITH ARTICLE 250 OF <br />THE NATIONAL ELECTRICAL CODE CURRENTLY IN <br />EFFECT FOR THE AUTHORITY HAVING <br />LANDLORD SIGNATURE <br />JURISDICTION. <br />GROUNDING DEVICES SHALL BE U.L. LISTED <br />xx <br />NEW #6 AWG FROM RACKS e <br />2. <br />ALL <br />TO (E) GROUND BAR (TYP.) <br />FOR THEIR INTENDED USE. <br />3. <br />GROUND WIRES SHALL BE TINNED #2 AWG BARE <br />o <br />o <br />0 o a o a o 0 0 <br />SOLID COPPER UNLESS OTHERWISE NOTED. <br />I 0 Ila all <br />4. <br />CONNECTIONS OF ALL GROUND WIRES TO THE <br />I } <br />GROUND RING SHALL BE EXOTHERMIC <br />(CAD -WELDED), UNLESS OTHERWISE NOTED. AND <br />SHALL BE INSTALLED IN ACCORDANCE WITH <br />MANUFACTURER'S RECOMMENDATIONS AND <br />T-MOBILE WIRELESS BROADBAND STANDARDS. <br />5. <br />GROUNDING CONDUCTORS SHALL BE ROUTED <br />EXISTING #B AWG FROM <br />ALONG THE SHORTEST AND STRAIGHTEST PATH <br />GT <br />, ASIB, ASIK, <br />4 ROUTERARO <br />POSSIBLE' WHEN REQUIRED, GROUND LEADS <br />WHEN <br />AND ABIC TO (EG-2 <br />) <br />SHALL BE TO A MINIMUM OF 8" RADIUS. <br />GROUND BAR (TYP.) <br />6. <br />WHERE GROUND WIRES ARE ROUTED FROM ANY <br />{. <br />CONNECTION ABOVE GRADE TO THE GROUND RING. <br />(E) GROUND BAR (FIELD 4 <br />INSTALL WIRE IN 314" HEAVY WALL LIQUID TIGHT <br />x,. <br />VERIFY LOCATION) (TYP) G-2 <br />FLEXIBLE CONDUIT FROM CONNECTION POINT TO 5" <br />' <br />BELOW GRADE AND SEAL THE TOP WITH SILICONE <br />C <br />(E) MECHANICAL LUG e <br />SEALANT. <br />KK <br />CONNECTION (TYP.) G-2 <br />7. <br />ALL GROUND BARS SHALL BE TINNED, 114" COPPER, <br />XX <br />SECTOR BARS T, COLLECTOR AND MGB BARS 4, <br />OF SUFFICIENT LENGTH TO ACCOMMODATE ALL <br />REQUIRED CONNECTIONS WITHOUT DOUBLING <br />LUGS, AND EACH INSTALLED WITH ISOLATORS. <br />- <br />WHEN CONNECTING GROUND BARS (WITHIN 10 <br />FEET OF GRADE) DIRECTLY TO THE GROUND RING, <br />2 EA #2 SOLID DOWNLEADS SHALL BE CAD -WELDED <br />TO THE GROUND BAR, 1 AT EACH OPPOSITE <br />- — <br />BOTTOM CORNER, AND EACH SHALL RUN IN 3/4" <br />HEAVY WALL LIQUID TIGHT FLEXIBLE CONDUIT <br />FROM GROUND BAR DOWN TO THE GROUND RING. <br />NEW #6 AWG FROM <br />WHEN CONNECTING SECTOR GROUND BARS, <br />JUNCTION BOXES TO 4 <br />DAISY -CHAIN THE GROUND BARS AND RUN 1 EA #2 <br />(E) GROUND BAR (TYP.) G 2 <br />AWG STRANDED COPPER WIRE WITH THWN <br />INSULATION FROM THE MIDDLE GROUND BAR TO <br />THE GROUND RING AND CAD -WELD TO THE RING. <br />8. <br />WHEN ATTACHING STRANDED GROUND LEADS TO <br />THE GROUND BARS, 2 HOLE COMPRESSION LUGS <br />SHALL BE USED, PROTECT WITH WEATHERPROOF <br />HEAT SHRINK AND WITH ATHIN COAT OF "KOP'R <br />SHIELD" OR EQUIVALENT PROPERLY APPLIED AND <br />N <br />ATTACHED ONLY WITH STAINLESS STEEL <br />HARDWARE. <br />9. <br />WHEN GROUNDING EQUIPMENT ENCLOSURES, <br />PANELS, FRAMES, AND OTHER METAL APPARATUS, <br />A#6AWG STRANDED COPPER WIRE WITH ZINGA 2 <br />INSULATION SHALL BE ATTACHED UTILIZING A2 <br />EQUIPMENT GROUNDING <br />2 <br />N.T.S. <br />HOLE COMPRESSION TYPE LUG, PROTECTED WITH <br />WEATHERPROOF HEAT A CLEAN AND CORROSION <br />FREE METALLIC SURFACE UTILIZING STAINLESS <br />STEEL SELF -TAPPING SCREWS AS NOTED IN NOTE <br />10 BELOW. <br />10. <br />PREPARE ALL BONDING SURFACES FOR GROUND <br />CONNECTIONS BY REMOVING ANY AND ALL PAINT <br />0 <br />S <br />AND CORROSION TO SHINY METAL. FOLLOWING <br />CAD -WELDED CONNECTIONS TO NON -COPPER <br />w <br />SURFACES, APPLY ONE COAT OF ANY <br />9 <br />N <br />ANTI -OXIDIZING PAINT, "COLD GALW OR <br />tN- <br />EQUIVALENT. <br />d <br />= 11. <br />GROUND RODS SHALL BE COPPER -CLAD STEEL <br />w <br />°w <br />5/8'k10', SPACED NO LESS THAN 19 ON CENTER. <br />a <br />� 12. <br />ALL GROUND SYSTEM CONDUCTORS AND <br />CONDUITS SHALL BE SECURED UTILIZING ONLY <br />\ <br />g <br />NONMETALLIC, NON-CONDUCTIVE, UV RATED <br />' <br />NEW #e AWG FROM ANTENNA 3 <br />a <br />CLAMPS, BRACKET, AND OR SUPPORTS. <br />'�j�-D-9 <br />TO (E) SECTOR GROUND BAR (TYP.) G2 <br />0 13. <br />WHEN REQUIRED, THE CONTRACTOR SHALL <br />9 <br />3 <br />cWi <br />o <br />ENGAGE THE SERVICES OF AN INDEPENDENT <br />TESTING FIRM TO VERIFY, UTILIZING A MEGGER <br />I <br />9/ <br />9/ <br />I <br />NEW #6 AWG FROM AHFIG <br />TO (E) SECTOR GROUND BAR (TYP.) G-2 <br />TEST, THAT THE RESISTANCE TO EARTH OF THE <br />NEW GROUND SYSTEM IS EQUAL TO OR LESS THAN <br />V <br />�' <br />p <br />5 (OHMS). A COPY OF THE COMPLETE TESTING <br />n <br />CS <br />REPORT SHALL BE PROVIDED TO THE T-MOBILE <br />C\ <br />n �g)'H <br />a <br />REPRESENTATIVE <br />0 <br />14. <br />ALL MATERIALS AND HARDWARE SHALL BR <br />�0 <br />zINSTALLED <br />IN A WORKMAN -LIKE MANNER IN <br />a� <br />o, <br />ACCORDANCE WITH MANUFACTURER'S <br />0 <br />RECOMMENDATIONS, AND DEFINED IN NFPA-70 AND <br />QAPPROVED <br />BY A,H,J, <br />•• o _'0 <br />e .� G <br />ILI <br />a <br />W <br />LEGEND <br />/ I ( 7 / <br />x1 <br />f( <br />■ <br />EXOTHERMIC CONNECTION <br />1/ <br />3 (E) SECTOR GROUND BAR NEW #6 AWG FROM PENDANT 3 <br />(FIELD VERIFY LOCATION) V <br />a <br />w <br />• <br />MECHANICAL CONNECTION <br />- <br />G-2 (TYP) TO (E) SECTOR GROUND BAR (TYP.) G-2 <br />EQUIPMENT GROUND BAR <br />N <br />z <br />gANTENNA <br />GROUND BAR (AS REQUIRED) <br />n <br />I <br />2 NEW MECHANICAL LUG <br />k8)CONNECTION (TYP.) <br />#2 AWG GROUND LEAD (AS REQUIRED) <br />0 <br />N <br />A NOTE: <br />? 1. CONTRACTOR TO REPLACE ALL MISSING GROUND BARS <br />G AND GROUNDING CONNECTIONS AS REQUIRED. <br />0 <br />Q <br />w SCALE SCALE <br />zI NOTES & LEGEND 1 ANTENNA GROUNDING NTS 3 <br />N.T.S. <br />REV IN 6 <br />H��c�/��� <br />oF WAsCO <br />h <br />p <br />55484 <br />cTURAL <br />FSS�ONAE��c� <br />01.14.2021 <br />R IS AVIOlAT .OF LAW FOR ANY PERSON,UNLESS THEY <br />ARE ACTING UNDER THE DIRECTION OF LCENSED <br />PROFESSIONAL ENGINEER, TO ALTER THIS DOCUMENT. <br />T • Mobile®0 <br />19807 NORTH CREEK PARKWAY NORTH <br />BOTHELL, WA 98011 <br />Technology 4ftoclates <br />PNW MARKET OFFICE <br />9725 3RD AVENUE NE, STE. 410 <br />SEATTLE, WA 98115 <br />Technology Associates <br />ARCHITECTURE & ENGINEERING <br />2667 CAMINO DEL RIO SOUTH, STE. 205 <br />SAN DIEGO, CA 92108 <br />iQ <br />01/1T2021 <br />JX CORRECRONS <br />MGM <br />D <br />10/192020 <br />10 ANCHORCD <br />MGM <br />A <br />09f17n= <br />ISSUED FOR 90% CD REVIEW <br />EL <br />REV <br />DATE <br />I DESCRIPTION <br />BY <br />SE01845A <br />CASCADE HIGH <br />SCHOOL N. <br />WATERTANK <br />7410 OLYMPIC DRIVE <br />EVERETT, WA 98203 <br />WATERTANK <br />JURISDICTION APPROVAL STAMP <br />DEPARTMENTFOR WIDUSE <br />DEPARTMENT FOR BUILDING & CONSTRUCTION <br />SHEET TITLE <br />GROUNDING <br />PLANS <br />SHEET NUMBER <br />G=1 <br />I <br />