| 1 |
Verify Manhole Location |
Record "Unknown" GP Manhole #: Assigned by Preppers
Record "Unknown" Telco Manhole #: As available, if not marked = N M.
Record "Unknown" Telco Cable #: As available, if not marked = N M.
Plan ft: Vault-to-MH or MH-to-MH - Distance from cable to air plans if available, if not available = N M.
Wheel distance between Known and Unknown Manholes
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| 2 |
Sheath Type |
Record "Unknown manholes" Sheath Type P or L (Poly or Lead) |
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| 3 |
Duct Location |
Record "Unknown manholes" Duct Locations |
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| 4 |
Cable Circumference |
Record "Unknown manholes" Cable Circumference (inches) |
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| 5 |
Validate Splice Configuration |
If splice is not straight thru, or if there is a Stub - STOP ALL WORK ON CABLE - CALL SUPERVISOR |
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| 6 |
Use Tone Generators |
Use Metro Tel Toner: From "Known Manhole" to positively ID "Unknown Manhole" cable as a match. If tone can not be verified - STOP ALL WORK ON CABLE - CALL SUPERVISOR
IF TONE VERIFIED, MARK "UNKNOWN" CABLE WITH PAINT, TONE AGAIN TO VERIFY AFTER PAINT
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| 7 |
Cable Air Pressure? |
Air Pressure on Cable? (Y or N), Check only if there is an air valve, use C gauge, Record Pounds. IF AIR FOUND STOP WORK ON CABLE - CALL SUPERVISOR. DO NOT OPEN! |
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| 8 |
Cut Sheath Ring "Unknown" Cable |
SHEATH RING CUT MUST BE 12" IN LENGTH |
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| 9 |
Record Cable Insulation Type & Gauge |
"Unknown" Cable Insulation Type (PIC, PAP, GEL), Both Techs Record Information
"Unknown" Cable Gauge, Both Techs Record Information.
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| 10 |
Tone Single Pair of "Unknown" Cable |
Use I&M Toner; Successfully tone and identify pair to known location (Y or N) , IF PAIR CONNECTION CAN NOT BE VERIFIED - STOP ALL WORK ON CABLE - CALL SUPERVISOR |
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| 11 |
Electrically Test Pair Between "Known/Unknown" |
Use an open/short method to verify pair connection between "Known & Unknown" locations. Must confirm 3 separate open/short connections to validate a Connection. Establish Talk Path if Possible.
IF PAIR OPEN/SHORT TEST FAILS: GO TO STEP #12
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| 12 |
Ground Short Sheath Shield |
Using an open/ground method between pair & sheath Shield, verify cable sheath connection between "Known & Unknown" locations. Must confirm 3 separate open/ground tests to validate connection.
IF PAIR/GROUND SHEATH OPEN/GROUND FAILS, STOP ALL WORK ON CABLE - CALL SUPERVISOR
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| 13 |
Tape/Tag Cables |
Tag both Cable ends: (1) GP Cable # - Sec # (2) Telco Cable #, if available (3) Pair Count/Gauge. |
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| 14 |
Cut "Unknown Manhole" Cable |
CABLE CUT MUST BE IN THE MIDDLE OF THE 12" SHEATH RING CUT |
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| 15 |
Remove Splice Case |
If Splice case cannot be removed, code task NR (Not Removed) |
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| 16 |
Final Inspection |
Final visual inspection and Housekeeping; Man Hole to be returned to original condition |
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| 17 |
Notes |
Write any comments or notes in this step (optional) |
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