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Underground Utility Construction

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Our teams are professionals at installing fiber-optic cables below ground level to create a reliable, secure, and long-lasting network.

Here’s a clear breakdown of what it involves:

1. Planning & Design

  • Site surveys: Engineers map out existing underground utilities (gas, water, electricity, sewer) to avoid conflicts.

  • Permitting: The company secures permits from local municipalities and transportation departments.

  • Route design: Paths are planned to minimize disruption, future-proof the network, and optimize cost.

2. Construction Methods

  • Trenching: Digging narrow trenches (often 6–12 inches wide) where conduits or ducts are placed before being backfilled.

  • Directional boring (HDD – Horizontal Directional Drilling): A trenchless method used to run fiber under roads, rivers, or developed areas with minimal surface disruption.

  • Microtrenching: Cutting small, shallow slots (1–2 inches wide) in pavement to lay conduit. Quicker and less disruptive than full trenching.

  • Conduit & Handholes: Plastic conduits (protective tubes) are installed to house the fiber. Handholes (access vaults) are placed at intervals for splicing and maintenance.

3. Fiber Placement

  • Cable pulling or blowing: Fiber cables are pulled manually or blown with compressed air through the conduits.

  • Splicing & termination: Fiber strands are fused together (splicing) at junctions, then connected to distribution points.

4. Restoration

  • Pavement, landscaping, and surfaces are restored to their original condition.

  • Safety and compliance checks ensure everything meets regulatory and quality standards.

5. Advantages of Underground Construction

  • Protection: Cables are shielded from weather, accidents, and vandalism.

  • Longevity: Underground fiber networks can last decades with minimal maintenance.

  • Aesthetics: No overhead wires or poles cluttering streetscapes.

  • Capacity: Conduits can hold extra ducts, making future upgrades easier.

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