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  2. Launching gantry - Wikipedia

    en.wikipedia.org/wiki/Launching_gantry

    Underslung (lower-beam) launching gantry used for Skyline guideway construction (2015). A launching gantry (also called bridge building crane, and bridge-building machine) is a special-purpose mobile gantry crane used in bridge construction, specifically segmental bridges that use precast box girder bridge segments or precast girders in highway and high-speed rail bridge construction projects.

  3. SLJ900/32 - Wikipedia

    en.wikipedia.org/wiki/SLJ900/32

    The SLJ900/32 as aforementioned, is 91 metres (299 ft) long, 7 metres (23 ft) wide, 9 m (29 ft 6 in) tall and weighs around 580 tonnes (640 short tons). [4] Compared to conventional cranes which require clear land and are typically only able to lift a few meters of bridge material per-lift, the SLJ900/32 is capable of lifting an entire large segment of bridging material (some of which weigh ...

  4. Movable scaffolding system - Wikipedia

    en.wikipedia.org/wiki/Movable_scaffolding_system

    Underslung (lower-beam) movable scaffolding system used during construction of the Aurachtalbrücke Emskirchen [] (2015). A movable scaffolding system (MSS) is a special-purpose self-launching form used in bridge construction, specifically prestressed concrete bridges with segments or spans that are cast in place.

  5. Royal Engineers bridging and trackway equipment - Wikipedia

    en.wikipedia.org/wiki/Royal_Engineers_bridging...

    To build the bridge, the ABLE builds its launch rail across the gap and the BVs park either side of it, and, simultaneously, pass the bridge panels onto the ABLEs building platform. When the bridge is at the required length, it is lowered onto the ground and disconnected from the launch rail. Finally, centre pieces are fitted and also curbs. [2]

  6. Rubber tyred gantry crane - Wikipedia

    en.wikipedia.org/wiki/Rubber_tyred_gantry_crane

    A rubber tyred gantry crane (US: rubber tired gantry crane)/ RTG (crane), or sometimes transtainer, is a wheeled mobile gantry crane operated to ground or stack intermodal containers. Inbound containers are stored for future pickup by drayage trucks, and outbound are stored for future loading onto vessels.

  7. Talk:Launching gantry - Wikipedia

    en.wikipedia.org/wiki/Talk:Launching_gantry

    Presumably, a launching gantry is a machine for installing girders but the article is mainly about the girders themselves. Biscuittin ( talk ) 12:40, 1 September 2015 (UTC) [ reply ] Somewhat fixed

  8. Sylver vertical launching system - Wikipedia

    en.wikipedia.org/wiki/Sylver_Vertical_Launching...

    A-35 and A-43 were developed for launching short range surface-to-air missiles, the A-50 for the long-range PAAMS air defense system, and the A-70 launcher for longer missiles such as the MdCN naval land attack cruise missile. The numbers refer to the approximate length of the missile which can be accommodated, in decimetres, i.e. the A-43 can ...

  9. Resource rent - Wikipedia

    en.wikipedia.org/wiki/Resource_rent

    Its costs (including normal returns) amount to $30/t. Company X will ‘create’ more resource rent because of the more accessible resource. Scarcity rent The marginal opportunity cost imposed on future generations by extracting one more unit of a resource today. Scarcity rent is one of two costs the extraction of a finite resource imposes on ...

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