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  2. Photovoltaic mounting system - Wikipedia

    en.wikipedia.org/wiki/Photovoltaic_mounting_system

    Bifacial PV modules can be installed vertically and operated as a fence. For example, bifacial PV worked as an outer fence of the global loop in the EXPO 2005 Aichi, Japan. [35] PV systems can also be used for snow fences. [36] Monofacial PV can be metal zip-tied to existing fencing to make a very low

  3. Post (structural) - Wikipedia

    en.wikipedia.org/wiki/Post_(structural)

    The term post is the namesake of other general names for timber framing such as post-and-beam, post-and-girt construction and more specific types of timber framing such as Post and lintel, post-frame, post in ground, and ridge-post construction. In roof construction such as king post, queen post, and crown post framing.

  4. Steel fence post - Wikipedia

    en.wikipedia.org/wiki/Steel_fence_post

    A steel fence post, also called (depending on design or country) a T-post, a Y-post, or variants on star post, is a type of fence post or picket. They are made of steel and are sometimes manufactured using durable rail steel. They can be used to support various types of wire or wire mesh. The end view of the post creates an obvious T, Y, or ...

  5. Cap lamp - Wikipedia

    en.wikipedia.org/wiki/Cap_lamp

    The two most recent variants of the cap lamp are the GEN 4 and GEN 5 models. The GEN 4 model, approved for use by the Mine Safety and Health Administration (MHSA), uses the headpiece of existing cap lamps, but retrofitted with new LEDs and electronics. The GEN 5 model is very similar to the GEN 4 model except with a more intense spot beam that ...

  6. Crown post - Wikipedia

    en.wikipedia.org/wiki/Crown_post

    A crown post is a term in traditional timber framing for a post in roof framing which stands on a tie beam or collar beam and supports a collar plate. [1] Historically, crown posts were called king posts, but this usage is confusing and obsolete. A crown post is designed to be in a compression and transfers weight to the tie beam, where a king ...

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