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Main News Fiber-optic cable for laying in the ground

Fiber-optic cable for laying in the ground

5 February 2025

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Fiber-optic cable for laying in the ground is used for laying communication lines in conditions where protection from mechanical damage, moisture and aggressive environments is required. This cable is characterized by increased strength and durability, which makes it the optimal solution for use in difficult climatic conditions.

The cable design includes several protective layers that provide resistance to ground pressure and the effects of groundwater. The main elements are a fiber core, a hydrophobic filler, an armor made of steel or fiberglass tape, as well as an external polymer protective layer. Thanks to this design, the cable can withstand significant loads without compromising the quality of signal transmission.

When choosing a cable, it is important to take into account a number of parameters, including the type of soil, humidity level, laying depth and possible mechanical effects. Depending on these factors, choose a cable with additional protective coatings or reinforced armor. For example, in conditions of high humidity, cables with an additional moisture-proof shell are used, and when laying in places with heavy loads, models with double armor are used.

The process of laying fiber-optic cable in the ground requires compliance with certain rules and regulations. First of all, it is necessary to prepare a trench with a depth of at least 70 cm to protect the cable from possible damage during excavation. The bottom of the trench is leveled and covered with a 10 cm thick sand cushion. Then the cable is laid, avoiding sharp bends and tension. After that, it is covered with a layer of sand and a layer of soil, ensuring reliable fixation.

One of the important steps is to protect the connections. If necessary, sealed couplings are used to prevent the ingress of moisture and dirt. All connecting elements must meet the requirements of tightness, since water ingress inside can lead to signal degradation.

After installation, the line is tested for integrity and data transmission quality. For this purpose, special measuring instruments are used that check the level of signal attenuation and the presence of possible damage. If malfunctions are detected, the cable route is adjusted until the defects are completely eliminated.

An important aspect of the operation of a fiber-optic cable in the ground is its maintenance. Although such lines are highly reliable, periodic inspection makes it possible to identify possible damage and prevent emergencies. It is especially important to control the junctions and areas passing through areas with increased soil mobility.

The advantages of using fiber optic cables are high throughput, resistance to external influences and long service life. Unlike traditional copper cables, optical fiber is not susceptible to electromagnetic interference and corrosion, which makes it an ideal solution for creating reliable and modern communication lines.

With the right choice and installation of fiber-optic cable, it is possible to ensure stable and uninterrupted communication for a long time. The use of high-quality materials and compliance with laying technology significantly increases the service life and reduces the likelihood of damage, which is especially important in difficult climatic and ground conditions.

 

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