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  2. Photovoltaic mounting system - Wikipedia

    en.wikipedia.org/wiki/Photovoltaic_mounting_system

    Pole mounts, which are driven directly into the ground or embedded in concrete. Foundation mounts, such as concrete slabs or poured footings; Ballasted footing mounts, such as concrete or steel bases that use weight to secure the solar module system in position and do not require ground penetration. This type of mounting system is well suited ...

  3. Bollard - Wikipedia

    en.wikipedia.org/wiki/Bollard

    An illuminated bollard has a recessed base light unit in the foundation to illuminate the traffic bollard from all angles. [15] The main components are housed below the road or pedestrian surface (typically a concrete surface) so that if a vehicle strikes the traffic bollard the parts below the surface are not damaged.

  4. Survey marker - Wikipedia

    en.wikipedia.org/wiki/Survey_marker

    Survey markers, also called survey marks, survey monuments, or geodetic marks, are objects placed to mark key survey points on the Earth's surface. They are used in geodetic and land surveying . A benchmark is a type of survey marker that indicates elevation ( vertical position ).

  5. Road surface marking - Wikipedia

    en.wikipedia.org/wiki/Road_surface_marking

    In some countries and areas (France, Italy, Czech Republic, Slovakia etc.), road markings are conceived as horizontal traffic signs, as opposed to vertical traffic signs placed on posts. Road surface markings are used on paved roadways to provide guidance and information to drivers and pedestrians. Uniformity of the markings is an important ...

  6. Triangulation station - Wikipedia

    en.wikipedia.org/wiki/Triangulation_station

    In Spain there are 11,000 triangulation stations, concrete structures which typically consist of a cylinder 120 cm high and 30 cm in diameter over a concrete cubic base. They were erected by the Instituto Geográfico Nacional , usually painted in white, and can be marked with a metallic label with the warning: "The destruction of this sign is ...

  7. Insulating concrete form - Wikipedia

    en.wikipedia.org/wiki/Insulating_concrete_form

    For Post and Lintel System ICFs, the concrete has a horizontal member, called a lintel, only at the top of the wall (Horizontal concrete at the bottom of the wall is often present in the form of the building's footer or the lintel of the wall below.) and vertical members, called posts, between the lintel and the surface on which the wall is ...