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HomeMy WebLinkAboutT-4214136s mB E R2 1 No REMOVE EXISTING JUNCTION BOX AS CALLED OUT IN PLANS REPLACE WITH NEW JUNCTION BOX OR VAULT AS CALLED OUT IN THE PLANS MODIFY NEW OR EMPTY CONDUIT TO HAVE 48' OR GREATER BEND RADIUS FOR FIBER. REPLACEMENT AND RECONFIGURATION DETAIL SCALE: NTS INCIDENTAL VEHICLE TRAFFIC PAVED AREA 42" (TYP) 3" (TYP) 211(ryp) VARIES 2„(7YP) 2" MIN .4L (TYP) I I r2" MAX 48" OR GREATER BEND RADIUS NEW OR EMPTY CONDUIT FOR FIBER TYPE 8 JUNCTION BOX INSTALLATION DETAIL �31 SCALE: NTS 60% SUBMITTAL R-,WK N BY I APPD I DATE KI NOMINAL 6" CSTC ON PN pG M.RS V 0 WA`45't A' DRAWN Eryo�C2' � X. Llll cxEcxeo: 9 44728 4p concord FeW10NAL 4. SECKED 901ST @� S. RNHNAN ALA E N G IN EERI N G METRO PROJECT ENGINEER INCIDENTAL VEHICLE TRAFFIC PAVED AREA 33"(TYP) 2" (TYP) VARIES 2" MIN 2"(TYP) (TYP) 48" OR GREATER BEND RADIUS NEW OR EMPTY CONDUIT FOR FIBER TYPE 2 JUNCTION BOX INSTALLATION DETAIL �21 SCALE: NTS I,C7TIikIII 6"CSTC NOTES 1. DIMENSIONS SHOWN ARE NOMINAL. EXACT DIMENSIONS MAY VARY AMONG DIFFERENT MANUFACTURERS. 2. THE MINIMUM THICKNESS OF LIDS SHALL BE Y8" THICK STEEL FOR TYPE I AND TYPE 2 BOXES ANDY" THICK STEEL FOR TYPE BOXES. THE DIAMOND PATTERN SHALL BE A MINIMUM OF 28% MINIMUM OF OVERALL THICKNESS. JUNCTION BOXES INSTALLED IN SIDEWALK, WALKWAYS, AND SHARED -USE PATHS SHALL HAVE A SLIP -RESISTANT COATING ON THE LID AND LIP COVER PLATE AND SHALL BE INSTALLED WITH THE SURFACE FLUSH WITH AND MATCHED TO THE GRADE OF THE SIDEWALK, WALKWAY, OR SHARED -USE PATH. 3. LID SUPPORT MEMBERS SHALL BE Ys" MIN. THICK STEEL C, L OR T SHAPE WELDED TO THE FRAME. 4. WHEN SPECIFIED IN THE CONTRACT, TYPE 2 AND TYPE 8 BOXES SHALL BE PROVIDED WITH 12' DEEP EXTENSION BOXES. 5. AY40 NC XY4' STAINLESS STEEL GROUND STUD WITH S. S. NUT SHALL BE WELDED TO THE BOTTOM OF THE LID. EQUIPMENT BONDING JUMPER SHALL BE #8 AWG MIN. X 4' OF TINNED BRAIDED COPPER. 6. SEE THE STANDARD SPECIFICATIONS FOR ALTERNATIVE USE OF REINFORCEMENT. 7. WHEN REPLACING AN EXISTING JUNCTION BOX, THE END OF EACH EXISTING EMPTY CONDUIT FOR NEW FIBER OPTIC CABLE INSTALLATION SHALL BE CUT BACK AND REPLACED WITH A 450 FACTORY BEND WITH A MINIMUM 48" BENDING RADIUS. TRIM ALL EXISTING CONDUITS TO WITHIN 2" OF BOTTOM OR SIDE OF THE NEW JUNCTION BOX. 8. THE TYPE 8 LIDS SHALL BE GALVANIZED AND BOTH LIDS SHALL BE BONDED. HINGES SHALL ALLOW THE LID TO OPEN 180"' 9. ALL CONDUIT SHALL HAVE BELL ENDS. 10. BOLTS AND NUTS SHALL BE LIBERALLY COATED WITH ANTI -SEIZE COMPOUND. P. ENG L9 King County METRO xxaE6Exo E00588E18 �333333.X METRO TRANSIT CAPITAL DIVISION RAPIDRIDE I LINE RENTON SEGMENT JUNCTION BOX DETAILS NOVEMBER 2021 112.13 I 436 XXXX T-4214136 R-4214436