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2. List of commercially available roofing materials - Wikipedia

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

   Concrete roofing is composed of concrete reinforced with fibers of some sort. Structural concrete can also be used for flat roof constructions. There are three main categories, precast/prestressed, cast-in-place and shell. There are many types of precast/prestressed concrete roofing. The following are the most common types. [8]

3. Flat roof - Wikipedia

   en.wikipedia.org/wiki/Flat_roof

   A small Butynol roof installation on a residential flat roof in New Zealand. Butynol roofing is a type of roofing material made from synthetic rubber, specifically butyl rubber. It is widely used in New Zealand and other parts of the world for flat and low-slope roofs due to its exceptional durability, flexibility, and waterproofing capabilities.

4. List of roof shapes - Wikipedia

   en.wikipedia.org/wiki/List_of_roof_shapes

   Flat roof: Single-pitched (shed, skillion) roof Gable roof: Gable roof with catslide Ridged, multi-gable or m-type roof Gambrel roof: Clerestory roof: Saw-tooth roof: Hip roof: Half-hip roof: Tented or pavilion roof: Gablet roof or Dutch gable example with recessed (upper) gable and eaves: Rhombic roof/Rhenish helm: Arched roof: Barrel roof ...

5. Membrane roofing - Wikipedia

   en.wikipedia.org/wiki/Membrane_roofing

   Membrane roofing is a type of roofing system for buildings, RVs, ponds, and, in some cases, tanks. It is used to create a watertight covering to protect the interior of a building. Membrane roofs are most commonly made from synthetic rubber, thermoplastic (PVC or similar material), or modified bitumen. Membrane roofs are most commonly used in ...

6. Domestic roof construction - Wikipedia

   en.wikipedia.org/wiki/Domestic_roof_construction

   Flat roofs actually slope up to approximately ten degrees to shed water. Flat roofs on houses are primarily found in arid regions. [2] In high-wind areas, such as where a cyclone or hurricane may make landfall, the main engineering consideration is to hold the roof down during severe storms. Every component of the roof, as of course the rest of ...

7. Floor area ratio - Wikipedia

   en.wikipedia.org/wiki/Floor_area_ratio

   While it directly limits building density, indirectly it also limits the number of people that a building can hold, without controlling a building's external shape. For example, if a lot must adhere to a 0.1 FAR, then the total area of all floors in all buildings on the lot must be no more than one-tenth the area of the parcel itself.

8. Lot and block survey system - Wikipedia

   en.wikipedia.org/wiki/Lot_and_block_survey_system

   A type of the Lot and Block system is frequently used for tax identification purposes in the United States. This designation, often called a Tax Identification Number or Tax Parcel Number, is not directly based on the legal description of the property. The system can be used even if the property is not legally described by the Block and Lot system.

9. Asphalt roll roofing - Wikipedia

   en.wikipedia.org/wiki/Asphalt_roll_roofing

   Asphalt roll roofing or membrane is a roofing material commonly used for buildings that feature a low sloped roof pitch in North America. The material is based on the same materials used in asphalt shingles ; an organic felt or fiberglass mat, saturated with asphalt , and faced with granular stone aggregate.