How to use Fire-proof in a sentence
For nearly its full extent, excepting the immediate water-front, and running westward to Van Ness Avenue, a distance of 2 m., the buildings lining it on both sides and covering the adjoining area, a total of some 2000 acres, or 514 blocks, equivalent to s of the city plan, were reduced to ruins in the fire following the earthquake; only a few large buildings of so-called " fire-proof " construction remained standing on the street, and these had their interiors completely " gutted."
Iron or steel as a substitute for wood for constructive purposes was long thought to be fire-proof or fire-resisting because it is incombustible, and for this reason it has not only replaced wood in many features of building construction but is also used as a substitute for masonry.
In time, however, it was realized that iron by itself is not fire-proof, but requires to be protected by means of fire-resisting coverings; but as soon as satisfactory forms of these were invented their development progressed hand in hand with that of iron and steel forms and combinations.
The spacing, or distance from centre to centre of the floor beams, will depend upon the type of fire-proof flooring employed; it also depends to a considerable extent upon the amount and character of the floor load and the length of span.
In flat forms of masonry floor construction the level of its bottom is placed somewhat below the bottom of the " I " beams and girders, so that when it is plastered a continuous surface of at least an inch of mortar will form a fire-proof protection for the lower flanges of the beams and girders.Advertisement
Such fire-proof coverings, and also interior partitions, are composed of hollow, hard-burned terra-cotta blocks, of porous (sawdust) terra cotta, or various plastic compositions applied to metallic lath, many of which are patented both as to material and method of application.
The most simple test for the value of a system of fire-proof coverings, and of partitions and furrings, is to erect a large sample of the work and to subject it alternately to the continued action of an intensely hot flame which is allowed to impinge upon it, and to a stream of cold water directed upon it from the ordinary service nozzle of a steam fire engine.
The failure to make this provision has been the cause of very serious losses in buildings which were supposed to be fire-proof.
Data is stored in a secure and fire proof environment and all is safely encrypted.
The center piece of this large complex is a five story brick warehouse with quoins and internally cast-iron columns and fire proof brick vaulting.Advertisement
The manufacture of the wrought-iron " I " beam in 1855 made cheaper fire-proof construction possible, and, with the introduction of passenger lifts (see Elevators; Lifts or HoIsTs) about ten years later, led to the erection of buildings to be used as hotels, flats, offices, factories, and for other commercial purposes, containing many more storeys than had formerly been found profitable.
Parents should fire-proof their homes to protect small children.