HomeMy WebLinkAboutR-4214436s
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