Articoli correlati a Safety Maintenance & Production (Volume 15)
Sinossi
This historic book may have numerous typos, missing text or index. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. 1908. Not illustrated. Excerpt: ... Materials, Apparatus, Processes. THE PRESENT AND PROSPECTIVE VALUE OF WIREGLASS FIRE WINDOWS. BY S. HARRIS POMEROY. Considering the magnitude of the national fire loss, it would seem, in the natural order of things, that materials and devices for guarding against losses could be administered upon in a manner to better encourage the co-operation of architects, engineers and owners. In this connection we must allow that the work of fire insurance organizations has gone a great way toward classifying, ruling upon, and putting in print for circulation the better methods for building, in a way to reduce fire losses. There remain, however, exceptions, some of which I believe are of sufficient value to comment upon. With reference to wireglass and fire windows in particular, it has for some reason come to be the custom to associate, in a comparative way, fire windows and fire shutters. The more wireglass is studied and comprehended, especially for fire windows, the stronger becomes the evidence that the capacity of wireglass, as a retardant properly utilized and much more generally employed in building operations, is very much clouded by such an association and comparison. The standard shutter to-day is the tin-clad wood. The standard shutter, to judge from what we see at all points, ten years ago must have been the sheet-iron shutter. It has been found, even recently, that there is not a unanimity of opinion, among underwriters having jurisdiction, upon the tin-clad wood, or sheet-iron shutter. Regardless of whether the shutter is a single or double-locked tinclad wood shutter, or a reinforced sheet-iron shutter, the doubt is always uppermost as to whether shutters are properly closed, even if the equipments are uniformly in order. This doubt in the minds of insurance...
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