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  2. Lift slab construction - Wikipedia

    en.wikipedia.org/wiki/Lift_slab_construction

    In Latin America, contractors have started to use a form of lift slab construction where load-bearing concrete walls are raised at the same time as the floor slabs. Both the wall panels and the floor slabs are cast on the ground. The walls are attached to the slabs through hinges formed by plastic ropes.

  3. Precast concrete lifting anchor system - Wikipedia

    en.wikipedia.org/wiki/Precast_concrete_lifting...

    When selecting an anchor, consider the element formwork and the ease of placement and securing of the anchor prior and during the pouring of the concrete. For example, some of the anchors shown in figures 4-6, can be placed into thin wall elements as the anchor chair maintains the position relative to the element thickness.

  4. Skyscraper design and construction - Wikipedia

    en.wikipedia.org/wiki/Skyscraper_design_and...

    A shear wall, in its simplest definition, is a wall where the entire material of the wall is employed in the resistance of both horizontal and vertical loads. A typical example is a brick or cinderblock wall. Since the wall material is used to hold the weight, as the wall expands in size, it must hold considerably more weight.

  5. Concrete leveling - Wikipedia

    en.wikipedia.org/wiki/Concrete_leveling

    In civil engineering, concrete leveling is a procedure that attempts to correct an uneven concrete surface by altering the foundation that the surface sits upon. It is a cheaper alternative to having replacement concrete poured and is commonly performed at small businesses and private homes as well as at factories, warehouses, airports and on roads, highways and other infrastructure.

  6. Tilt up - Wikipedia

    en.wikipedia.org/wiki/Tilt_up

    A finished tilt-up building. Tilt-up, tilt-slab or tilt-wall is a type of building and a construction technique using concrete.Though it is a cost-effective technique with a shorter completion time, [1] poor performance in earthquakes has mandated significant seismic retrofit requirements in older buildings.

  7. Lift Upgrading Programme - Wikipedia

    en.wikipedia.org/wiki/Lift_Upgrading_Programme

    Extra elevators have been constructed, which make up as many as five per every block. Lift Upgrading Programme (LUP) ( Chinese : 电梯翻新计划 , Malay : Program Peningkatan Lif [ 1 ] ) is a Singapore Housing and Development Board (HDB) project which upgrades and improves the facilities of the lifts at HDB flats .

  8. The Peavey–Haglin Experimental Concrete Grain Elevator is the world's first known cylindrical concrete grain elevator. It was built from 1899 to 1900 in St. Louis Park, Minnesota, United States, as an experiment to prove the design was viable. It was an improvement on wooden elevators that were continually at risk of catching fire or even ...

  9. ASHRAE 90.1 - Wikipedia

    en.wikipedia.org/wiki/ASHRAE_90.1

    ANSI/ASHRAE/IES Standard 90.1: Energy Standard for Buildings Except Low-Rise Residential Buildings is an American National Standards Institute (ANSI) standard published by ASHRAE and jointly sponsored by the Illuminating Engineering Society (IES) that provides minimum requirements for energy efficient designs for buildings except for low-rise residential buildings (i.e. single-family homes ...