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2. Beam and block - Wikipedia

   en.wikipedia.org/wiki/Beam_and_block

   Beam and block is a construction method to support flooring, especially for ground floors as well as multi story buildings. [1] It is made of cast concrete , one piece of which is a prestressed concrete beam , which can be an inverted T-shaped beam, or lintel, the other piece being a simple rectangular block. [ 1 ]

3. Hollow-core slab - Wikipedia

   en.wikipedia.org/wiki/Hollow-core_slab

   An alternative is to put a strip of rubber underneath the floor slabs. Hollow-core slabs and wall elements without prestressed steel wire can be formed by extruders. The size of these elements will typically range in width from 600 to 2400 mm, in thickness from 150 to 500 mm, and can be delivered in lengths of up to 24 m.

4. Structural clay tile - Wikipedia

   en.wikipedia.org/wiki/Structural_clay_tile

   Also called building tile, structural terra cotta, hollow tile, saltillo tile, and clay block, the material is an extruded clay shape with substantial depth that allows it to be laid in the same manner as other clay or concrete masonry. In North America it was chiefly used during the late 19th and early 20th centuries, reaching peak popularity ...

5. Precast concrete - Wikipedia

   en.wikipedia.org/wiki/Precast_concrete

   The efficiency, durability, ease, cost effectiveness, and sustainable properties [13] of these products have brought a revolutionary shift in the time consumed in construction of any structure. Construction industry is a huge energy consuming industry, and precast concrete products are and will continue to be more energy efficient than its ...

6. Concrete block - Wikipedia

   en.wikipedia.org/wiki/Concrete_block

   A pallet of "8-inch" concrete blocks An interior wall of painted concrete blocks Concrete masonry blocks A building constructed with concrete masonry blocks. A concrete block, also known as a cinder block in North American English, breeze block in British English, or concrete masonry unit (CMU), or by various other terms, is a standard-size rectangular block used in building construction.

7. Autoclaved aerated concrete - Wikipedia

   en.wikipedia.org/wiki/Autoclaved_aerated_concrete

   RAAC was used in roof, floor and wall construction due to its lighter weight and lower cost compared to traditional concrete, [30] and fire resistance properties; it does not require plastering to achieve fire resistance and fire does not cause spalls. [31] RAAC was used in construction in Europe, in buildings constructed after the mid-1950s.