Fire Ratings For 8 Terracotta Flat Arch Floor

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Fire ratings for 8 terracotta flat arch floor.

Floor arches between steel beams could also be constructed using skew back terra cotta blocks. Also called building tile structural terra cotta hollow tile and clay block the material is an extruded clay shape with substantial depth that allows it to be laid in the same manner. I am trying to assess the load carrying capacity of the floor. The testing funded by a fireproofing company was done to compare the fire resistivity of the three types of floor systems.

These blocks are fragile as compared to other masonry building units. I cannot probe because above and below are other apartments. Columns beams girders arches and trusses of material other than wood shall have a fire resistance rating of not less than one hour. Wood beams and girders supported by walls re quired to have a fire resistance rating of two hours or more shall have not less than 4 inches of solid masonry between their ends and the outside face of.

Side construction with terra cotta voids. A cinder slab a flat terra cotta arch and a gypsum slab also reinforced with welded wire mesh. As an example a wall with a fire resistance period of 2 hours and 25 minutes may only attain a fire resistance rating of 2 hours. Based on the drawings put together by a firm that has done a very basic inspection the building uses clay tile arched floor system with steel beams spaced at 6 0 o c.

110 p ill 28 cm trade catalog. Both generic and proprietary flat terra cotta tile arches were tested in new york because neither met the geometric requirements for exemption these sys tems consisted of precast terra cotta blocks with thin webs arranged as flat arch voissoirs there were two major types. Flat terracotta arch floor flat terracotta arch floor ick2 structural op 8 mar 04 15 12. The test consisted of the construction of three types of floor systems.

A fire resistance rating is based on a fire resistance period and usually given in half hour or hourly increments. It is also referred to as a fire rating fire resistance classification or hourly rating. The floor spans 15 and i was told by the architect that is a flat terracotta arch. Fireproof construction in terra cotta hollow tile dominion fire proofing co winnepeg canada 1912 dominion outlines the advantages of its tiles specific to the weather conditions in canada claiming its terra cotta is lighter that other materials such as concrete provides insulation and fireproofing enables quick construction and is amenable to alterations.