Aerial
Buried.
Distribution.
Underground.
Block.
Buried.
Service.
Building.
Distribution and direct central office (DCO).
Distribution and trunk.
Trunk and branch.
Branch and DCO
To connect the direct central office (DCO) to the private automatic branch exchange (PABX) located on a subscriber’s premise.
For large local offices that use two or more groups of toll-connecting trunks.
To connect a local DCO with a toll center for short-haul traffic
To access the worldwide toll system
Cross-connecting.
Inside
Outside.
Pole
None
One
Two
Three
White and yellow.
Brown and violet.
Orange and slate.
Blue and green
Black, slate
Violet, slate.
Black, brown
Violet, brown
50
100.
200.
300.
Roadway.
Barricades.
Traffic cones.
Oncoming traffic.
Manhole guards.
Traffic cones.
Barricades
Flags.
Manhole hook.
Bronze chisel
Pry bar.
Shovel
10.5 to 17.5.
16.5 to 20.5.
19.5 to 23.5.
Above 23.5.
AF Form 103
AF Form 592.
AF Form 1024.
AF Form 2401
Entrant
Attendant
Supervisor.
Non-commissioned officer in charge.
Sail.
Forced.
Natural.
Advanced
Avoid the noise from the engine.
Prevent bends and restrictions in ventilator hose.
Prevent exhaust gases from reentering the subterranean structure.
Avoid congestion in work area so safety equipment can be installed.
1/2 hour.
Hour.
2 hours.
3 hours.
Ringing in the ears.
Tingling of the skin.
Watering of the eyes.
Dry or cotton mouth.
8
12
16
18
Manhole guard.
Derrick winch system
Support structure system.
Manhole retrieval system.
Epoxy.
Ground tent.
Plastic duct seal.
Waterplug cement
Fish tape
Fiberglass duct rodders.
Quick-coupling duct rods.
Screw-coupling duct rods
Swivel.
Flex-shaft.
Duct swab.
Duct brush.
Aid in removing cable from the cable reel stand.
Prevent the cable reel jack from tipping over.
Support the cable reel on the cable reel jack
Break the cable reel on the cable reel trailer.
Over the top of the reel.
From the bottom of the reel.
Over the top of an unattended moving reel.
From the bottom of an unattended moving reel
12
18
24
30
Sheath damage
The clove hitch to slip.
Proper pulling-in speed
The connecting link to catch in the duct
Cable step.
Cable racking system.
Not to obstruct work space.
Not to touch manhole floor.
1
2
3
4
Lashed cable support.
Strapping kit
Hose clamp
Tywrap.
Grip the cable.
attach the cable to the strand
Terminate the suspension strand.
Support the suspension strand at in-line poles
6
8
12
24
12 American wire gauge (AWG)
10 AWG.
6 AWG.
2 AWG.
3/16 inch
1/4 inch.
3/8 inch
1/2 inch.
Remove the forward part of the hold-down lever and the strand roller stop.
Open the front cable lifter and adjust it to the highest position
Close the pulling plate guard and the gate of the lasher guard.
Adjust the front vertical cable rollers to their widest opening.
1/16 inch.
1/8 inch.
1/4 inch.
1/2 inch.
Tying.
Wrapping.
Using lashing-wire grips.
Using cable-lashing clamps.
6
12
18
24
Block.
Aerial.
Buried.
Underground
Backhoe
Trencher.
Static plow.
Vibration plow
2 inches of wood
3 inches of concrete
4 inches of brick.
6 inches of well-tamped earth
Gas main.
Power cable.
Water pipeline.
Petroleum pipeline.
Double offset.
Standard single offset.
Alternate single offset.
Alternate double offset.
Alternate double offset.
Standard single offset.
Small-diameter cable.
Double offset.
1 foot.
2 foot.
3 foot.
4 foot.
Soldered and epoxy.
Soldered and brazed
Epoxy and spring loaded
Soldered and spring loaded
18
24
30
36
5
7
9
12
None
5 to 10 psi.
10 to 15 psi.
15 to 20 psi.
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