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How to protect optical fiber cables from damage and contamination

May. 27, 2025

Protecting optical fiber cables from damage and contamination is an important part of ensuring the stable operation of communication networks. The following are some key measures:

First, prevent damage to optical fiber cables

Plan the laying path reasonably

Avoid interference: When laying optical fiber cables, it is necessary to avoid laying them in parallel with power lines, high-voltage lines and other lines that may cause electromagnetic interference.

Reduce physical damage: Choose a flat path free of sharp objects to prevent physical damage to optical fiber cables during the laying process.

Consider environmental factors: When laying underground, environmental factors such as groundwater level and soil corrosiveness should be taken into account to select the appropriate laying depth and method.

Adopt an appropriate laying method

Pipeline laying: Underground or inside buildings, pipeline laying can be adopted to provide physical protection for optical fiber cables.

Overhead laying: In open areas, overhead laying can be adopted, but attention should be paid to the selection of suspension points and the fixation method to avoid excessive swinging of optical fiber cables due to wind force and other reasons, which may cause damage.

Strengthen fixation and support

Use appropriate fasteners and support structures to ensure the stability of optical fiber cables along the laying path and avoid breakage or deformation of the optical fiber cables due to external forces.

Set up warning signs

Clear warning signs should be set up along the laying path of optical fiber cables to remind construction workers and the public to pay attention to protecting the optical fiber cables.

Strengthen inspection and maintenance

Regularly inspect optical fiber cables to promptly identify and address potential damage risks.

Focus on inspecting key parts such as the joints and bends of optical fiber cables to ensure they are in good condition.

Second, prevent contamination of optical fiber cables

Keep the environment clean

In the area where optical fiber cables are laid, the environment should be kept clean to prevent dust, debris and other contaminants from contaminating the optical fiber cables.

Regularly clean the debris and dust around the optical fiber cables to ensure their surfaces are clean.

Use professional cleaning tools

When stains appear on the surface of optical fiber cables, professional optical fiber cleaning tools should be used for cleaning to avoid damaging the optical fiber cables with ordinary cleaning agents or tools.

Prevent chemical pollution

Avoid contact of optical fiber cables with corrosive chemicals such as acids and alkalis. During storage and transportation, ensure that optical fiber cables are kept away from these substances.

Strengthen construction protection

During the construction process, it is necessary to enhance the protection of optical fiber cables to prevent contamination or damage to them caused by construction materials and tools.

Third, other protective measures

Choose high-quality optical fiber cables

Select optical fiber cables with good tensile strength, wear resistance and corrosion resistance to enhance their ability to resist external damage.

Strengthen personnel training

Provide professional training for construction and maintenance personnel to enhance their awareness and skill levels regarding the protection of optical fiber cables.

Establish and improve the management system

Establish and improve the management system for optical fiber cables, clarify the responsibilities and authorities of each department, and ensure that optical fiber cables are properly protected.

By taking the above measures, optical fiber cables can be effectively protected from damage and contamination, their service life can be prolonged, and the stable operation of communication networks can be ensured.


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