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Optical Fiber Cable Distribution and Installation

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Questions and Answers

What is the specified depth for excavating trenches for optic fiber cable in normal soil?

5 feet
3 feet (correct)
2 feet
4 feet

What type of pipe is recommended for optic fiber cable after trenching works?

PVC pipe
Concrete pipe
Galvanized pipe
HDPE pipe (correct)

What is the purpose of providing a nylon rope in spare pipes/ducts?

To support the weight of the cable
To detect any damage to the cable
To pull the cable during installation (correct)
To mark the location of the optic fiber cable

In areas where underground cable installation is not possible, what can be used for overhead distribution?

PTCL poles (C) Signup and view all the answers

What type of joints are used at NAPs and T-Joints in the distribution cable network?

O.F Joint closure (D) Signup and view all the answers

In which situation is preparation of the bed ensured for optic fiber cable at a defined depth?

In rocky or stony soil (D) Signup and view all the answers

Where should the HDPE pipe be laid in case of internal wiring availability in the sub office?

At a depth of 1 ft from the centrally placed 1x1x1 feet HH (D) Signup and view all the answers

What is the purpose of the redundant fiber in the drop cable?

For maintenance purposes (C) Signup and view all the answers

What type of drop cable closure should be used?

Joint box type with multiple outlets (C) Signup and view all the answers

Where should the Optical Rosette/Optical Housing Box be installed?

Adjacent to the ONT (B) Signup and view all the answers

How should the drop cable enter the customer premises?

In a concealed way using PVC and corrugated pipes (D) Signup and view all the answers

What is the purpose of the HDPE/PVC pipe one-inch dia?

For underground cable placement inside the boundary wall (C) Signup and view all the answers

What is the recommended method for loading and unloading cable drums?

Rolling On/Off manually (C) Signup and view all the answers

What is the purpose of using separators or adjusting the load during cable drum handling?

To protect the cable drum from rubbing or damage (D) Signup and view all the answers

What is a key aspect of good communication during cable laying work?

Each member exerting equal force during cable pulling (A) Signup and view all the answers

What is the contractor's responsibility in terms of tools and machinery for OFC laying work?

To have and use all types of tools and machinery required (C) Signup and view all the answers

What is the recommended method for making trenches for the laying of HDPE/PVC Pipe?

Following methods approved by the PTCL Project coordinator (D) Signup and view all the answers

What is the consequence of dropping cable drums?

Impact force loading occurs (B) Signup and view all the answers

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