Atch_9_-_E-5202-E-5202_Electrical_Handhole_Details-1.pdf

1. CONTRACTOR TO DETERMINE THICKNESS OF HANDHOLE WALLS, TOP,

FLOOR, SUMP WALLS AND SUMP FLOORS, AND AMOUNT OF

REINFORCEMENT IN ACCORDANCE WITH REQUIREMENTS SHOWN

ON E−5201.

2. "D" = THICKNESS DETERMINED BY CONTRACTOR IN ACCORDANCE WITH

REQUIREMENTS SHOWN ON SHEET E−6001. MINIMUM CONCRETE

THICK−NESS OF HANDHOLE WALLS, TOP, FLOOR, SUMP WALLS AND

SUMP FLOORS IS 8 INCHES.

3. HANDHOLE ENTRY FRAME, ENTRY COVER, PULL−IN IRONS, CABLE

RACKS, SUMP, FRAME SUMP COVER, AND DUCT WINDOW SEALING

SHALL BE AS SPECIFIED OR DETAILED ON THIS SHEET.

4. HANDHOLE FRAME AND LID SHALL BE NEENAH R−3498−R2S (OR EQUAL)

EXTRA HEAVY DUTY DUCTILE IRON FRAME AND SOLID LID WITH SPRING

ASSISTED AND LOCKING DEVICE. LID TO HAVE "AIR FORCE DOG LEG

SAFETY ARM". PROVIDE INFORMATION ON LID:

"AIRFIELD LIGHTING"

"75,000 LB SINGLE WHEEL LOAD RATED"

"INSTALLED: "

* − INSERT YEAR OF INSTALLATION

5. CONTRACTOR SHALL GROUND HANDHOLE FRAME. GROUNDING WIRE

TO BE ATTACHED TO:

1) GROUNDING LUG PROVIDED BY CASTING MANUFACTURER

2) LUG INSTALLED BY CONTRACTOR (CONTRACTOR TO

DRILL, TAP AND INSTALL LUG IN FRAME)

3) CADWELD GROUNDING WIRE TO FRAME. CONTRACTOR TO RUN

GROUNDING WIRE TO AND ATTACHED TO GROUNDING ROD.

6. CONTRACTOR SHALL GROUND ALL METAL COMPONENTS, INCLUDING

CASTINGS AND REINFORCEMENT TO GROUNDING ROD. ATTACH

GROUNDING WIRE TO STEPS AND RACKS IN ACCORDANCE WITH NOTE 5.

ATTACH GROUNDING WIRE TO REINFORCEMENT. ATTACH GROUNDING

WIRE BETWEEN REINFORCEMENT AND GROUNDING ROD. SEAL AROUND

GROUND ROD TO PAVEMENT WATER INTRUSION WITH EXPANSION

GROUT. GROUNDING WIRE TO BE #4 BARE COPPER.

7. CONDUITS TO BE SCHEDULE 40 PVC AND CAST−IN−PLACE WITH CASTING

OF HANDHOLE. SEE DETAIL 2, E−5204.

8. PROVIDE 15", THREADED #6 TIE BARS AND 2−7/8" THREADED PRECAST

CONCRETE INSERTS TO ATTACH CONCRETE ENCASED DUCTS TO

HANDHOLE. ADJUST LOCATION OF TIE BARS AS NECESSARY TO SIZE OF

CONCRETE ENCASED DUCTS. SEE DETAIL E−5204.

9. DRAIN SUMP WITH 4" PVC SUBDRAIN PIPE, SEE E−5204.

10. CABLE SUPPORT SYSTEM SHALL BE CAPABLE OF SUPPORTING 300LB

POINT LOADS. SEE E−5203.

11. PROVIDE WATER PROOFING ON ALL EXTERIOR SURFACES IN CONTACT

WITH SOIL. APPLY AQUAFIN 1−K CEMENTITIONS WATER PROOFING OR

EQUAL.

12. CAST IN PLACE STEPS ARE NOT REQUIRED.

13, LOOP CABLE 360° IN HANDHOLE ON CABLE SUPPORT SYSTEM.

14. PROVIDE HOLE FOR GROUND ROD. GROUND ROD TO BE DRIVEN INTO

THE GROUND AFTER THE MANHOLE HAS BEEN SET IN PLACE SEAL THE

VOID BETWEEN CONCRETE AND GROUND ROD WITH NON−SHRINK

GROUT.

15. EVERY CABLE SHALL BE LABELED WITH A CIRCUIT IDENTIFICATION

TAG WITHIN 2’ OF ENTERING AND 2’ PRIOR TO EXITING A HANDHOLE.

SEE CABLE IDENTIFICATION DETAIL E−5001.

NOTES

3/4"x10" COPPERCLAD

GROUND ROD

12" DEEP LAYER OF FREE DRAINING

GRAVEL FILL ON UNDISTURBED

SOIL COMPACTED TO 95%

A−A 4’x4’ HANDHOLE ELEVATION N.T.S.

A

2" ISOLATION JOINT 4" 3,500 PSI PCC1’

A A

4’x4’ HANDHOLE PLAN N.T.S.

PVC CONDUIT. NUMBER VARIES.

SEE NOTE 7.

4" SUMP FRAME AND

COVER. SEE E−5204.

3/4"x10 FT COPPERCLAD

GROUND ROD

CABLE SUPPORT SYSTEM.

SEE NOTE 10.

4’

6"

3’

3’

4’+2d

M

IN

" 6

M

IN

6" MIN.

HANDHOLE FRAME

AND LID. SEE NOTE 4.

GRADE 1

4" / FT

GRADE 14" / FT

REFERENCE POINT

SHOWN IN TABLE

SCORED OR SAWCUT

CONTRACTOR JOINT (TYP.)

d

1/2" ISOLATION JOINT

SEE NOTE #9

d d

DUCT BANK TIE

BAR INSERT (TYP).

SEE NOTE 8.

KEYED INTERFACE WITHIN 6" MINIMUM

OF THE BOTTOM OF MANHOLE ROOF.

USE 2 RINGS OF SEALING MASTIC.

CABLE SUPPORT BRACKET.

TYPICAL OF 4. SEE E−5203.

DUCT BANK CONFIGURATIONS. SEE E−5301.

AT HANDHOLE ENTRY, SPACING BETWEEN 2"

CONDUITS MAY SHRINK TO MINIMUM OF 4"

CENTER TO CENTER.

#4 BARE COPPER GROUND

SEE NOTES 5 & 6

SLOPE FLOOR TO

DRAIN 14"/FT

PROPERLY GLUE

ALL JOINTS

CONNECT 4" PVC DRAIN TO

ELECTRICAL DRAINAGE SYSTEM

SEAL AROUND GROUND ROD

WITH NON−SHRINK GROUT

BACKFILL IN MAX. 6" LIFTS

TO 90% MAX. DENSITY

4" BASE COURSE AGG.

4" 95% MINIMUM

SUBGRADE COMPACTION

2" AFTER COMPACTION

AND SEEDING

8"

MIN.

M

IN

BOND GROUND TO FRAME AND COVER

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FA4621-13-R-0003 Electrical Handhold Details Attachment 9