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
... thickness of its standard pavement to 5 inches and proposes to rein- force it all . A 5 - inch concrete slab is not thick enough to meet heavy traffic requirements . We cannot endorse a policy that contemplates the use of expensive ...
... thickness of its standard pavement to 5 inches and proposes to rein- force it all . A 5 - inch concrete slab is not thick enough to meet heavy traffic requirements . We cannot endorse a policy that contemplates the use of expensive ...
Halaman xii
... inch pavements completed in 1914-1915 and the ultimate cost at the end of the average life of the bonds issued to cover their initial cost . The first cost of these pavements 15 feet wide and 4 inches thick averages approximately ...
... inch pavements completed in 1914-1915 and the ultimate cost at the end of the average life of the bonds issued to cover their initial cost . The first cost of these pavements 15 feet wide and 4 inches thick averages approximately ...
Halaman xiii
... inches thick . The pres- ent standard is 5 inches , reinforced . Of the thirty - five States for which we have records , no other State has a standard pavement as thin as 5 inches . Many other States started their highway program five ...
... inches thick . The pres- ent standard is 5 inches , reinforced . Of the thirty - five States for which we have records , no other State has a standard pavement as thin as 5 inches . Many other States started their highway program five ...
Halaman 19
... Thickness ( Page 54 , 1918 Report , C. H. C. ) A four - inch thickness of slab was adopted . It was claimed that owing to the lack of frost and the general character of the soil over which roads were to be built that this thick- ness ...
... Thickness ( Page 54 , 1918 Report , C. H. C. ) A four - inch thickness of slab was adopted . It was claimed that owing to the lack of frost and the general character of the soil over which roads were to be built that this thick- ness ...
Halaman 26
... inch thick when placed in the summer and thicker when placed in the cooler months . It gives a finished appearance ... Inches Mix San Diego . 18 5 1-2-4 Imperial . 16 6-5-6 1-2-4 Riverside . 16 4 1-2-4 San Bernardino . 16 4 1-2-4 Los ...
... inch thick when placed in the summer and thicker when placed in the cooler months . It gives a finished appearance ... Inches Mix San Diego . 18 5 1-2-4 Imperial . 16 6-5-6 1-2-4 Riverside . 16 4 1-2-4 San Bernardino . 16 4 1-2-4 Los ...
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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
actual additional adobe soil amount Angeles apparent approximately asphaltic Automobile average bars base bond building built California California Highway carried cause cent charge City clay committee completed concrete pavement concrete road concrete slab condition construction contract cost County cracks curves deflection determine Engineer expansion experience failure feet Figure four Fund grade gravel Group heavy Highway Commission inches inches thick increase interest issue joints laid less limit load longitudinal macadam maintenance material maximum Mesh method miles moisture Motor Vehicle natural obtained original passing paved pavement percentage period placed plain portion possible pounds practice present reinforced Route sand Santa shoulders shown side Southern California specimens square steel strength subgrade surface Table taken tests thickness tire traffic trucks uniform various volume weight wheel wide width
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.