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  2. High-altitude platform station - Wikipedia

    en.wikipedia.org/wiki/High-altitude_platform_station

    A high altitude platform can provide observation or communication services. A high-altitude platform station (HAPS, which can also mean high-altitude pseudo-satellite or high-altitude platform systems), also known as atmospheric satellite, is a long endurance, high altitude aircraft able to offer observation or communication services similarly to artificial satellites.

  3. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    CAD: computer-aided design, computer-aided drafting; cadmium [plating]: CAGE: Commercial and Government Entity [code]: A CAGE code is a unique identifier to label an entity (that is, a specific government agency or corporation at a specific site) that is a CDA, ODA, or MFR of the part defined by the drawing.

  4. List of abbreviations in oil and gas exploration and production

    en.wikipedia.org/wiki/List_of_abbreviations_in...

    ROV/WROV – remotely-operated vehicle/work class remotely-operated vehicle, used for subsea construction and maintenance [citation needed] ROZ – recoverable oil zone; ROWS – remote operator workstation; RPCM – ring pair corrosion monitoring; RPM – revolutions per minute (rotations per minute)

  5. 16 Divisions - Wikipedia

    en.wikipedia.org/wiki/16_Divisions

    The 16 Divisions of construction, as defined by the Construction Specifications Institute (CSI)'s MasterFormat, is the most widely used standard for organizing specifications and other written information for commercial and institutional building projects in the U.S. and Canada.

  6. National Emissions Standards for Hazardous Air Pollutants

    en.wikipedia.org/wiki/National_Emissions...

    The National Emission Standards for Hazardous Air Pollutants (NESHAP) are air pollution standards issued by the United States Environmental Protection Agency (EPA). The standards, authorized by the Clean Air Act, are for pollutants not covered by the National Ambient Air Quality Standards (NAAQS) that may cause an increase in fatalities or in serious, irreversible, or incapacitating illness.

  7. HAPSMobile - Wikipedia

    en.wikipedia.org/wiki/HAPSMobile

    HAPSMobile is a wholly-owned subsidiary of SoftBank planning to operate High Altitude Platform Station (HAPS) networks. HAPSMobile is developing the Hawk30 solar-powered unmanned aircraft for stratospheric telecommunications.

  8. Engineering, procurement, and construction - Wikipedia

    en.wikipedia.org/wiki/Engineering,_procurement...

    The EPC contractor coordinates all design, procurement and construction work and ensures that the whole project is completed as required and in time. They may or may not undertake actual site work. EPC companies are often used in large-scale projects, such as power plants, refineries, chemical processing facilities, infrastructure projects, and ...

  9. Glossary of construction cost estimating - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_construction...

    A Allocation of costs is the transfer of costs from one cost item to one or more other cost items. Allowance - a value in an estimate to cover the cost of known but not yet fully defined work. As-sold estimate - the estimate which matches the agreed items and price for the project scope. B Basis of estimate (BOE) - a document which describes the scope basis, pricing basis, methods ...