Curbside Optical Fiber Cable Installation with Adhesive Overcoat
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Solution Overview
Problem
Conventional optical fiber cable installations, especially underground methods, are labor-intensive, time-consuming, and disruptive to traffic, and prone to subsidence and surface irregularities, with a need for a faster and less invasive solution for outside plant installations where pole-mounted access is not available.
Innovation Solution
An above-ground optical fiber cable system where the cable is laid along a street edge and covered with an adhesive overcoat material, such as fast-curing epoxy or concrete repair compounds, forming a protective hard shell that bonds the cable to the curb or other street features, reducing damage and providing a quick deployment method.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional underground cable installation methods are used, then the cable is protected from environmental exposure, but the installation process is labor-intensive, time-consuming, and disruptive to traffic
Solution Approach 1:
The invention extracts the cable installation from the underground environment and places it above ground on curbs, eliminating the need for trenching and conduit installation while maintaining cable protection through adhesive overcoat materials
Solution Approach 2:
The adhesive overcoat material serves as an intermediary that bonds the cable to the curb surface, providing both attachment and environmental protection in a single applied layer, replacing the complex underground installation process
2Reliability
If conventional underground cable installation methods are used, then the cable is protected from environmental exposure, but the installation process causes subsidence and surface irregularities
Solution Approach 1:
The invention removes the cable installation from the underground environment where trenching causes subsidence and surface irregularities, placing it above ground on curbs instead
Solution Approach 2:
The adhesive overcoat material acts as an intermediary that provides environmental protection without requiring ground disruption, bonding the cable to the curb surface and eliminating subsidence issues
3Productivity
If pole-mounted aerial installation is used, then installation is faster and less disruptive, but pole-mounted access is not available in many locations
Solution Approach 1:
The invention creates a universal cable installation method that can be applied to curbs in locations where pole-mounted aerial installation is not available, adapting the fast installation approach to ground-level curb surfaces
Solution Approach 2:
The invention transitions from vertical pole-mounted installation to horizontal curb-level installation, providing an alternative dimension for cable deployment in areas without pole access
4Productivity
If above-ground cable installation without protective coating is used, then installation is simple and fast, but the cable is exposed to environmental damage and equipment cutting
Solution Approach 1:
The adhesive overcoat material forms a flexible protective shell around the cable that protects it from environmental exposure and equipment cutting while maintaining the simplicity and speed of above-ground installation
Solution Approach 2:
The invention uses composite adhesive overcoat materials that combine bonding properties to attach the cable to the curb with protective properties to shield the cable from environmental damage and physical cutting
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This method significantly reduces installation time and labor, minimizes disruption to the environment, and provides a protective encapsulation for the optical fiber cable, making it suitable for rapid deployment in areas like brown field sites with minimal impact on the surrounding area.
Implementation Method 1
an adhesive overcoat material, such as a fast-curing epoxy and/or concrete repair/resurface compounds. The adhesive overcoat initially functions to affix the optical fiber cable to the street
Implementation Method 2
as it cures provides a protective encapsulation for the installed cable. The hard shell prevents exposure of the optical fiber cable to the environment
Data Source
AI summary
An above-ground optical fiber cable installation consists of an optical fiber cable that is laid along an edge of a street (such as along a curb), and then covered with an adhesive overcoat material, such as a fast-curing epoxy and/or concrete repair/resurface compounds. The adhesive overcoat initially functions to affix the optical fiber cable to the street, and as it cures provides a protective encapsulation for the installed cable. The hard shell prevents exposure of the optical fiber cable to the environment and reduces the potential for damage from equipment that might otherwise cut through the cable. This type of cable installation is useful for situations that require rapid deployment, and avoids the need for creating either underground or aerial pathways.