Side construction with terra cotta voids.
Fire ratings for 8 terracotta flat arch floor.
A fire resistance rating is based on a fire resistance period and usually given in half hour or hourly increments.
These blocks are fragile as compared to other masonry building units.
This is a renovation project and no structural drawings are available.
I cannot probe because above and below are other apartments.
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.
It is also referred to as a fire rating fire resistance classification or hourly rating.
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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.
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.
Floor arches between steel beams could also be constructed using skew back terra cotta blocks.
Columns beams girders arches and trusses of material other than wood shall have a fire resistance rating of not less than one hour.
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.
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.
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.
Structural clay tile describes a category of burned clay building materials used to construct roofing walls and flooring for structural and non structural purposes especially in fireproofing applications.
Flat terracotta arch floor flat terracotta arch floor ick2 structural op 8 mar 04 15 12.
The floor spans 15 and i was told by the architect that is a flat terracotta arch.
