ProceedingsThe Society, 1903 Vols. for Jan. 1896-Sept. 1930 contain a separately page section of Papers and discussions which are published later in revised form in the society's Transactions. Beginning Oct. 1930, the Proceedings are limited to technical papers and discussions, while Civil engineering contains items relating to society activities, etc. |
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amendment American application ashes Associate Member average Board of Direction Bohio boiler building Canyon Ferry cement cents Chagres Chagres River circuits CIVIL ENGINEERS coagulating basin collection Committee Company concrete connected construction cost cremation delta connection destructor discharge discussion disposal dumping East Helena Elected an Associate Elevation Engrs estimated excavation filtered water filtration floor furnaces garbage gates GEORGE girders grade Greytown harbor Inst iron Isthmian Canal Commission lake lightning arresters load lock lock canal Locomotive masonry material method miles Miraflores Missouri River municipal operation orifice paint Panama Canal Panama Railroad panel Paper read pipe placed plant Plate plug-board Portland cement present pumps Railroad Railway refuse rust sand sand-blast sanitary Serial beginning Jan SOCIETY OF CIVIL spillway station steam steel Street Cleaning surface tide-level canal Tiger Hill tion votes wash-water width WILLIAM writer York City
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Сторінка 13 - Test pieces should be broken as soon as they are removed from the water. Care should be observed in centering the briquettes in the testing machine, as cross,strains, produced by improper centering, tend to lower the breaking strength.
Сторінка 5 - The neck has a diameter of about 9 mm. (0.35 in.), and is graduated into tenths of cubic centimeters above the mark F.
Сторінка 11 - ... dry. The mixing should be done on some non-absorbing surface, preferably plate glass. If the mixing must be done on an absorbing surface it should be thoroughly dampened prior to use.
Сторінка 12 - A moist closet consists of a soapstone or slate box, or a metal-lined wooden box — the metal lining being covered with felt and this felt kept wet. The bottom of the box is so constructed as to hold water, and the sides are provided with cleats for holding glass shelves on which to place the briquettes. Care should be taken to keep the air in the closet uniformly moist.
Сторінка 7 - ... cm. (0.39 in.) in diameter, the cap, rod and cylinder weighing 300 gr. (10.58 oz.). The rod, which can be held in any desired position by a screw (F) carries an indicator, which moves over a scale (graduated to centimeters) attached to the frame (K). The paste is held by a conical, hard-rubber ring (I), 7 cm.
Сторінка 7 - ... and the smaller end smoothed off with a trowel; the paste, confined in the ring, resting on the plate, is placed under the rod bearing the cylinder, which is brought in contact with the surface and quickly released.
Сторінка 6 - ... and cover attached, is held in one hand in a slightly inclined position, and moved forward and backward, at the same time striking the side gently with the palm of the other hand, at the rate of about 200 strokes per minute. The operation is continued until not more than one-tenth of 1 per cent passes through after one minute of continuous sieving.
Сторінка 10 - All proportions should be stated by weight; the quantity of water to be used should be stated as a percentage of the dry material.
Сторінка 14 - In the present state of our knowledge it cannot be said that cement should necessarily be condemned simply for failure to pass the accelerated tests; nor can a cement be considered entirely satisfactory simply because it has passed these tests.
Сторінка 5 - ... long; in the middle of this neck is a bulb (C), above and below which are two marks, F and E; the volume between these marks is 20 cu. cm. (1.22 cu.