The State Highways of California: An Engineering Study Conducted Jointly by the California State Automobile Association and the Automobile Club of Southern California, July, 1920-January, 1921Times Mirror Printing & Binding House, 1921 - 388 halaman |
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Halaman x
... percentages of failure than in the northern portion , where failure area is only 17.7 % and pavements in fair condition aggregate 20 % , leaving 62.3 % of these pavements in good condition . Inspections show that pavement failures are ...
... percentages of failure than in the northern portion , where failure area is only 17.7 % and pavements in fair condition aggregate 20 % , leaving 62.3 % of these pavements in good condition . Inspections show that pavement failures are ...
Halaman 15
... construction for overhead and incidentals . The percentage used by the Highway Com- mission for such charges on maintenance work is twenty per cent . HISTORY OF CALIFORNIA STATE HIGHWAYS The California Highway Commission The 15 93.
... construction for overhead and incidentals . The percentage used by the Highway Com- mission for such charges on maintenance work is twenty per cent . HISTORY OF CALIFORNIA STATE HIGHWAYS The California Highway Commission The 15 93.
Halaman 19
... ( First Biennial Report , Page 31. ) * ( From Act and Page 113 , First Biennial Report . ) Blanchard's Highway Engineers ' Handbook . surface these roads . Because a large percentage of the 19 The Motor Vehicle Right of Type of Road.
... ( First Biennial Report , Page 31. ) * ( From Act and Page 113 , First Biennial Report . ) Blanchard's Highway Engineers ' Handbook . surface these roads . Because a large percentage of the 19 The Motor Vehicle Right of Type of Road.
Halaman 21
... percentage of the present four - inch highways have failed , the Commission in October , 1920 , adopted a uniform thickness of five inches reinforced . Subgrades ( Standard Specifications Cal . Highway Commission ) The specifications ...
... percentage of the present four - inch highways have failed , the Commission in October , 1920 , adopted a uniform thickness of five inches reinforced . Subgrades ( Standard Specifications Cal . Highway Commission ) The specifications ...
Halaman 42
... percentage of overload . In this traffic count some two thousand trucks were observed and it is pleasing to note that the estimated weights were in fair agreement with those determined by actual weighing . TRAFFIC COUNT AT VARIOUS ...
... percentage of overload . In this traffic count some two thousand trucks were observed and it is pleasing to note that the estimated weights were in fair agreement with those determined by actual weighing . TRAFFIC COUNT AT VARIOUS ...
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The State Highways of California: An Engineering Study Conducted Jointly by ... California State Automobile Association Pratinjau tidak tersedia - 2017 |
Istilah dan frasa umum
adobe soil air-dry Angeles County approximately asphaltic concrete Automobile Association Automobile Club average bars bond issue built Butte County California Highway Commission cement clay Club of Southern committee concrete base concrete pavement concrete slab condition construction contract cost day labor deflection DEFLECTION-LOAD CURVES Derleth determine drainage expansion joints failure feet wide grade gravel heavy traffic Highway Fund highway system Imperial County inches thick increase J. B. Lippincott laboratory laid longitudinal cracks Los Angeles County macadam roads maintenance material Mesh mileage miles mixture mold Motor Vehicle oil macadam Orange County overload paved percentage practice present proportional limit reconstruction reinforced Route San Bernardino San Diego San Luis Obispo sand Santa Barbara County sections shoulders shrinkage sieve Southern California specimens steel strength sub-base subgrade subsoil Table tion Total trucks Tulare Tulare County uniform upkeep Ventura County volume wheel width of tire Wiskocil
Bagian yang populer
Halaman 161 - Any person driving a vehicle on a highway shall drive the same at a careful and prudent speed not greater than is reasonable and proper, having due regard to the traffic, surface and width of the highway and of any other conditions then existing, and no person shall drive any vehicle upon a highway at such a speed as to endanger the life, limb or property of any person.
Halaman 11 - Engineering and said route shall be so selected and said highways so laid out and constructed or acquired as to constitute a continuous and connected State highway system running north and south through the State traversing the Sacramento and San Joaquín valleys and along the Pacific Coast by the most direct and practicable routes, connecting the county seats of the several counties through which it passes and joining the centers of population, together with such branch roads as may be necessary...
Halaman 154 - Fill a 12-oz. graduated prescription bottle to the 4j-oz. mark with the sand to be tested. Add a 3 per cent solution of sodium hydroxide until the volume of the sand and solution, after shaking, amounts to 7 oz. Shake thoroughly and let stand over night. Observe the color of the clear supernatant liquid.
Halaman 154 - Shake thoroughly and let stand for 24 hours. Observe the color of the clear liquid above the sand. A good idea of the quality of the sand can be formed earlier than 24 hours, although this period is believed to give best results. If the solution resulting from this treatment is colorless, or has a light yellowish color * the sand may be considered satisfactory in so far as organic impurities are concerned. On the other hand, if a dark colored solution of a color deeper than that indicated by Fig.
Halaman 21 - That each supervisor shall perform such duties as may be imposed upon him by the Director of the Census in the enforcement of this Act, and the duties thus imposed shall be performed in any and all particulars in accordance with the orders and instructions of the Director of the Census; that each enumerator or other employee detailed to serve as enumerator shall be charged with...
Halaman 21 - Said California Highway Commission shall have the supervision and direction of all state roads and state highways now existing and the improvement, maintenance, repair and protection thereof, and have charge of and perform all other duties relating to state roads and state highways which may be imposed upon said commission by said advisory board.
Halaman 11 - Act of 1915, provided, however, "that expenses of the acquisition, construction and improvement of the extensions enumerated * * * shall be partly borne by the county or counties in which such extensions lie ; the extent and character of such division of expenses between the State and county shall rest for final determination with the State Department of Engineering...
Halaman i - Club, the Automobile Club of Southern California and the California State Automobile Association.
Halaman 21 - Investigate and determine upon the various methods of road construction adapted to different sections of the state, and as to the best methods of construction and maintenance of highways and bridges.
Halaman 16 - ... to constitute a continuous and connected state highway system running north and south through the state traversing the Sacramento and San Joaquin valleys and along the Pacific coast by the most direct and practicable routes, connecting the county seats of the several counties through which it passes and joining the centers of population, together with such branch roads as may be necessary to connect therewith the several county seats lying east and west of such state highway.