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  2. Winterization - Wikipedia

    en.wikipedia.org/wiki/Winterization

    Equipment designed for use in particularly extreme cold conditions (such as the polar regions) also undergoes a "winterization" process.Many complex devices (automobiles, electronics and radios) as well as common materials (metals, rubbers, petroleum lubricants) are not designed to operate at extremely low temperatures and must be winterized to operate without severe damage from the elements ...

  3. Frost line - Wikipedia

    en.wikipedia.org/wiki/Frost_line

    The frost line—also known as frost depth or freezing depth—is most commonly the depth to which the groundwater in soil is expected to freeze. The frost depth depends on the climatic conditions of an area, the heat transfer properties of the soil and adjacent materials, and on nearby heat sources.

  4. Utility tunnel - Wikipedia

    en.wikipedia.org/wiki/Utility_tunnel

    A utility tunnel, utility corridor, or utilidor is a passage built underground or above ground to carry utility lines such as electricity, steam, water supply pipes, and sewer pipes. Communications utilities like fiber optics , cable television , and telephone cables are also sometimes carried.

  5. 12 Steps to prepare your home for winter - AOL

    www.aol.com/finance/12-steps-prepare-home-winter...

    Before winter arrives, have HVAC systems inspected to ensure they heat your home evenly without drafts. Check for plumbing and sewer backups or blockages and be cautious with frozen pipes ...

  6. Water supply network - Wikipedia

    en.wikipedia.org/wiki/Water_supply_network

    Connections to the sewers (underground pipes, or aboveground ditches in some developing countries) are generally found downstream of the water consumers, but the sewer system is considered to be a separate system, rather than part of the water supply system. Water supply networks are often run by public utilities of the water industry.

  7. Water distribution system - Wikipedia

    en.wikipedia.org/wiki/Water_distribution_system

    An example of a water distribution system: a pumping station, a water tower, water mains, fire hydrants, and service lines [1] [2]. A water distribution system is a part of water supply network with components that carry potable water from a centralized treatment plant or wells to consumers to satisfy residential, commercial, industrial and fire fighting requirements.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Pipeline bridge - Wikipedia

    en.wikipedia.org/wiki/Pipeline_bridge

    Pipeline bridges for liquids and gases are, as a rule, only built when it is not possible to run the pipeline on a conventional bridge or under the river. [ 1 ] [ non-primary source needed ] However, as it is more common to run pipelines for centralized heating systems overhead, for this application even small pipeline bridges are common.