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Utilities Business Review | Wednesday, February 22, 2023
The dry utilities provide buildings with power, natural gas, and telecommunications.
FREMONT, CA: Dry utilities are the infrastructure and services that provide buildings with power, natural gas, and telecommunications. In contrast to "wet" utilities such as storm drains, sewage systems, water, and wastewater systems, these utilities do not include the transportation or distribution of water. We will highlight six examples of dry utilities, their applications, and the installation method for dry utilities.
WHAT IS DRY UTILITY COORDINATION?
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Dry utility coordination coordinates the design and installation of the aforementioned dry utilities with other construction tasks on a given project. For this to occur, there must be close communication and collaboration among all project stakeholders.
As part of coordinating dry utilities, the project team undertakes site visits to record slope angles, soil conditions, and topography. This crucial stage guarantees that the dry utilities are placed in the most optimal location without interference from other subterranean infrastructure or project operations.
Construction plans will accompany the engineering design. These include utility mapping and thorough notations on how the installation will comply with all applicable regulations, codes, and required supplies.
UTILIZATION OF TRENCHES FOR INSTALLATION OF DRY UTILITIES
Most dry installation projects begin by excavating a trench to house these utilities. The following step is to excavate the trench and utilize high-quality tools for laying the bedding and installing the utilities.
The wires are then enclosed in shielding materials to protect them from potential deterioration over time. Finally, backfill services conclude.
It is essential to choose a specialized contractor, such as Muller, Inc., who can coordinate, plan, and implement the installation of telecommunications, data, electric, natural gas, cable, and telephone dry utility infrastructure. Working with electric and gas utilities is hazardous for unlicensed and unqualified contractors.
Occasionally, coordination with engineers and the proper city and county departments will be required during construction. Regular inspections will also be required to confirm that each phase has met all essential standards.
THE DRY INSTALLATION METHOD FOR UTILITIES
The following guidelines for dry utilities may not apply to all construction sites. The list should be evaluated, and the appropriate actions should be chosen.
Site Preparation: Clear the area, grade the soil, establish temporary access roads, and store materials to prepare the site for construction.
Excavation: Excavation of trenches and shoring installation per OSHA requirements
Installation: Install conduit according to the design, clean and test each conduit run, and install any required equipment or fixtures.
Testing and Inspection: Clean and inspect each conduit run to guarantee proper operation.
Encasement and Backfill: When specified in the project design, concrete encasement and installation of reinforcing bars are necessary. The duct bank is backfilled with an approved material to bring the trench to grade. The contractor must adhere to backfill and compaction criteria for the project's duration.
Restoration: The contract defines the project's restoration requirements, either permanent or temporary. During this process, a temporary road patch, hot mix, concrete, topsoil, grass seed, straw, and an orange or silt fence are utilized.
Cable Pull: The qualified contractor pulls the needed cable through the matching duct following the design and all industry safety installation and inspection requirements.
Final Connections: A qualified contractor connects the utilities to the main utility lines and service provider according to industry safety and installation standards.
Final Inspection: Coordinate the final inspection with project stakeholders and inspectors as required.
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