Chapter 13 OSP

Question 1

Name 3 critical factors to
consider when planning for
maintenance and future
growth for a property where
campus backbone
cables exist.

Answer 1

1 .Familiarity with the routes and
spaces
2.Working capacity versus spare
cable capacity
3.Cable composition
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Question 2

Name 5 advantages of
underground conduits.

Answer 2

1. Provide out-of-sight service and maintain
   the property’s aesthetic appearance
2. Are adaptable for future facilitv placement
   or removal without disturbing fhe property
3. Are economical over a long life
4. Provide additional physical cable
   protection
5. Minimize the need for possible subsequent
   repairs to the property when growth is
   required for existing facilities
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Question 3

Name 4 disadvantages of
underground conduits.

Answer 3

1. Have a high initial installation
   cost
2. Require careful route planning
3. Provide a possible path for
   water or aas to enter the
   building it improperly sealed
4. Usually require more installation
   time than aerial or direct-buried
   installations
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Question 4

Name 3 advantages of
direct-buried cabling.

Answer 4

1. Provides out-of-sight service
   and maintain the property’s
   aesthetic appearance
2. Usually has a low initial
   installation cost
3. Can easily bypass
   obstructions
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Question 5

Name 2 disadvantages of
direct-buried cabling.

Answer 5

1. May be inflexible for future
   service reinforcement or
   changes
2. Does not provide physical
   protection to the cable sheath
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Question 6

Name 2 advantages of
aerial pathways.

Answer 6

1. Usually can be installed
   quickly
2. Are readily accessible for
   maintenance
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Question 7

Name 5 disadvantages of
aerial pathways.

Answer 7

1. Affect the aesthetic appearance of the
   property
2. Are subject to traffic and pedestrian
   clearances
3. Could damage building exterior
4. Are susceptible to environmental
   conditions
5. Can be time consuming and expensive
   if “make ready” is required to attach to
   poles owned by others
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