American Highway Engineers' HandbookArthur Horace Blanchard John Wiley & Sons, 1919 - 1658 σελίδες |
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
50-foot Arc angle Arc Skew 100 axis beds bituminous blocks broken stone building cement census center line Chord for 50-foot clay concrete construction contour coördinates cost cross-section curb curve Def Arc Skew diabase Diff Arc Feet distance ditches drain drainage drumlins elevation engineer excavation Ext Radius Diff Feet 25 Ft Feet Def Arc Feet Feet feldspar follows foundation gabbro gneisses grade gravel haul highway horizontal hornblende igneous rocks intersection length limestone load macadam material measured method miles motor obtained olivine orthoclase pavement plagioclase plotted pyroxenes quarry Radius Diff Arc road crust roadway rock sand sandstone scale schists screws shale side silica Skew 100 Feet slope soil stakes station street subgrade survey Table tangent telescope thoroly thru traction engines traffic transit line triangle usually valley vehicles vernier vertical weight width
Δημοφιλή αποσπάσματα
Σελίδα 66 - The moist closet may consist of a soapstone, slate or concrete box, or a wooden box lined with metal. If a wooden box is used, the interior should be covered with felt or broad wicking kept wet. The bottom of the moist closet should be covered with water. The interior of the closet should be provided with non-absorbent shelves on which to place the test pieces, the shelves being so arranged that they may be withdrawn readily.
Σελίδα 360 - Act at less than the rates, fares, or charges lawfully in effect, shall be deemed guilty of a misdemeanor and. upon conviction thereof, shall be subject for each offense to a fine of not less than $100 and not more than $5,000.
Σελίδα 410 - A RESOLUTION regulating and limiting the height and bulk of buildings hereafter erected and regulating and determining the area of yards, courts and other open spaces, and regulating and restricting the location of trades and industries and the location of buildings designed for specified uses and establishing the boundaries of districts for the said purposes.
Σελίδα 13 - The consistency of a bituminous material expressed as the distance that a standard needle vertically penetrates a sample of the material under known conditions of loading, time and temperature. Where the conditions of test are not specifically mentioned, the load, time and temperature are understood to be 100 g., 5 seconds, and 25° C. (77° F.), respectively, and the units of penetration to indicate hundredths of a centimeter.
Σελίδα 60 - The cement shall be stored in such a manner as to permit easy access for proper inspection and identification of each shipment, and in a suitable weather-tight building which will protect the cement from dampness.
Σελίδα 411 - In a business district no building or premises shall be used, and no building shall be erected, which is arranged, intended or designed to be used...
Σελίδα 59 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Σελίδα 64 - Section 37, and quickly formed into a ball with the hands, completing the operation by tossing it six times from one hand to the other, maintained about 6 in.
Σελίδα 64 - The consistency of standard mortar shall depend on the amount of water required to produce a paste of normal consistency from the same sample of cement. Having determined the normal consistency of the sample, the consistency of standard mortar made from the same sample shall be as indicated in Table I, the values being in percentage of the combined dry weights of the cement and standard sand. TABLE I— PERCENTAGE OF WATER FOR STANDARD MORTARS XII. DETERMINATION OF SOUNDNESS* 42.
Σελίδα 14 - This term is applied to the finely pulverized product resulting from the calcination to incipient fusion of an intimate mixture of properly proportioned argillaceous and calcareous materials, and to which no addition greater than 3 per cent has been made subsequent to calcination.