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?

    <p>PTCL poles</p> Signup and view all the answers

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

    <p>O.F Joint closure</p> Signup and view all the answers

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

    <p>In rocky or stony soil</p> Signup and view all the answers

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

    <p>At a depth of 1 ft from the centrally placed 1x1x1 feet HH</p> Signup and view all the answers

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

    <p>For maintenance purposes</p> Signup and view all the answers

    What type of drop cable closure should be used?

    <p>Joint box type with multiple outlets</p> Signup and view all the answers

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

    <p>Adjacent to the ONT</p> Signup and view all the answers

    How should the drop cable enter the customer premises?

    <p>In a concealed way using PVC and corrugated pipes</p> Signup and view all the answers

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

    <p>For underground cable placement inside the boundary wall</p> Signup and view all the answers

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

    <p>Rolling On/Off manually</p> Signup and view all the answers

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

    <p>To protect the cable drum from rubbing or damage</p> Signup and view all the answers

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

    <p>Each member exerting equal force during cable pulling</p> Signup and view all the answers

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

    <p>To have and use all types of tools and machinery required</p> Signup and view all the answers

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

    <p>Following methods approved by the PTCL Project coordinator</p> Signup and view all the answers

    What is the consequence of dropping cable drums?

    <p>Impact force loading occurs</p> Signup and view all the answers

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