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  2. List of commercially available roofing materials - Wikipedia

    en.wikipedia.org/wiki/List_of_commercially...

    Stone slabs require a very heavyweight roof structure, but their weight makes them stormproof. An obsolete roofing material, now used commercially only for building restoration. Collyweston stone slate named after the village of Collyweston; Solar shingle; Metal shakes or shingles. Long life. High cost, suitable for roofs of 3:12 pitch or greater.

  3. Flood opening - Wikipedia

    en.wikipedia.org/wiki/Flood_opening

    Most regulatory authorities in the United States that offer requirements for flood openings define two major classes of opening: [1] engineered, and non-engineered. The requirements for non-engineered openings are typically stricter, defining necessary characteristics for aspects ranging from overall size of each opening, to allowable screening or other coverage options, to number and ...

  4. Self-framing metal buildings - Wikipedia

    en.wikipedia.org/wiki/Self-Framing_Metal_Buildings

    Building length: 3 m (10' +/-) to 10 m (32' +/-) is common. Length is primarily limited by the ability of the load path to transfer loads to a vertical brace system (e.g. gable endwall). Building length can be extended with added discrete brace systems (e.g. roof level horizontal brace, portal frame, diagonal brace, interior partition shear wall).

  5. Flat roof - Wikipedia

    en.wikipedia.org/wiki/Flat_roof

    A study by Ducker International in 2005 identified the average cost per year of a metal roof to be US$3.2 per square metre ($0.30/sq ft) while single-ply roofs stood at $6.1/m 2 ($0.57/sq ft) and built-up roofing at $4.0/m 2 ($0.37/sq ft).

  6. Marston Mat - Wikipedia

    en.wikipedia.org/wiki/Marston_mat

    The mat size also changed to be 22 by 144 inches (560 mm × 3,660 mm). In order to support heavier aircraft, the Corps of Engineers developed the XM-19, a square mat constructed of aluminum. This mat was a lightweight, hollow design weighing 68 pounds (31 kg).

  7. Framing (construction) - Wikipedia

    en.wikipedia.org/wiki/Framing_(construction)

    Wall framing in house construction includes the vertical and horizontal members of exterior walls and interior partitions, both of bearing walls and non-bearing walls. . These stick members, referred to as studs, wall plates and lintels (sometimes called headers), serve as a nailing base for all covering material and support the upper floor platforms, which provide the lateral strength along a

  8. Uniformat - Wikipedia

    en.wikipedia.org/wiki/Uniformat

    Uniformat is a standard for classifying building specifications, cost estimating, and cost analysis in the U.S. and Canada. The elements are major components common to most buildings. The system can be used to provide consistency in the economic evaluation of building projects.

  9. Sleeve (construction) - Wikipedia

    en.wikipedia.org/wiki/Sleeve_(construction)

    Steel sleeve used to create a pipe penetration, with uneven rockwool packing, making an incomplete firestop. Notice the sleeves, fastened to the timber forms before the concrete is cast. improper sleeving in a drywall assembly.

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