Study and Investigations of Use of Materials and New Designs and Methods in Public Works; Committee Prints ... 87-2 ... 1962 |
From inside the book
Results 1-5 of 57
Page 14
... continuous care sampling ) , borehole pumping and hydraulic pressure testing equipment , and borehole photography and television . Through their interest in improving mechanical tech- niques for obtaining accurate subsurface information ...
... continuous care sampling ) , borehole pumping and hydraulic pressure testing equipment , and borehole photography and television . Through their interest in improving mechanical tech- niques for obtaining accurate subsurface information ...
Page 15
... a camera capable of obtaining continuous 360 - degree color photographs of the interior of 3 - inch diameter boreholes . 85639 0- The camera with its lowering mechanism and power - supply CORPS OF ENGINEERS REPORT 15.
... a camera capable of obtaining continuous 360 - degree color photographs of the interior of 3 - inch diameter boreholes . 85639 0- The camera with its lowering mechanism and power - supply CORPS OF ENGINEERS REPORT 15.
Page 47
... continuously give accurate measures of moisture content . All three require frequent recalibration in order to maintain reasonable accu- racy . In spite of their limitations , instruments based on the principle of resistivity are ...
... continuously give accurate measures of moisture content . All three require frequent recalibration in order to maintain reasonable accu- racy . In spite of their limitations , instruments based on the principle of resistivity are ...
Page 51
... continuous mining machines . The construction contractors used four such machines to drill the tunnels at Oahe Dam on the Missouri River , S. Dak . The tunnel diameters ranged from 23.25 to 29.0 feet . The miners ' cutting heads ...
... continuous mining machines . The construction contractors used four such machines to drill the tunnels at Oahe Dam on the Missouri River , S. Dak . The tunnel diameters ranged from 23.25 to 29.0 feet . The miners ' cutting heads ...
Page 54
... continuously reflects the relative densities of the water - material mix- tures pumped during the dredging process . A schematic drawing of this system is shown in figure 18 . REVETMENTS - MAT PULLING RIG This rig was recently ( October ...
... continuously reflects the relative densities of the water - material mix- tures pumped during the dredging process . A schematic drawing of this system is shown in figure 18 . REVETMENTS - MAT PULLING RIG This rig was recently ( October ...
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Common terms and phrases
advanced waste treatment aggregates aluminum application areas asphalt asphaltic concrete automatic bituminous bridge Bureau of Public calcium chloride chemical chloride coal tar Committee on Public concrete pipe Corps of Engineers corrosion cost culverts dams DENNIS CHAVEZ developed devices economical effective electrical resistivity electronic epoxy equipment evaporation experimental Federal-aid field filter Forest Products Laboratory grout highway highway construction highway departments improved increase industry installation irrigation laminated lignin manufacturers materials measuring ment methods million mixing moisture operation paints particle board pavement paver percent plant plastic plywood pollution possible potential pozzolan prestressed concrete problems projects Public Roads pumps reduce resin runoff samples sewage sludge sodium chloride soil specifications stability standard steel stream strength structures subgrade surface techniques tests timber tion U.S. Senate units usage factors utilization waste treatment waste water water quality water resources wood
Popular passages
Page 2 - Research and planning (a) The Secretary is authorized in his discretion to engage in research on all phases of highway construction, modernization, development, design, maintenance, safety, financing, and traffic conditions, including the effect thereon of State laws and is authorized to test, develop, or assist in the testing and developing of any material, invention, patented article, or process. The Secretary may publish the results of such research. The Secretary may carry out the authority granted...
Page 22 - April 1962 when some minor earthquakes were recorded. Prior to that time, the area was classified in the Uniform Building Code of the International Conference of Building Officials as Zone 0, meaning a "no damage area.
Page 12 - Standards, responsibility for the conditions in the water supply system shall be considered to be held by: (1) The water purveyor from the source of supply to the connection to the customer's service piping; and (2) The owner of the property served and the municipal, county, or other authority having legal jurisdiction from the point of connection to the customer's service piping to the free-flowing outlet of the ultimate consumer.
Page 60 - Administrator shall develop and demonstrate under varied conditions (including conducting such basic and applied research, studies, and experiments as may be necessary...
Page 28 - Pozzolan shall be a siliceous or siliceous and aluminous material, which in itself possesses little or no cementitious value but which will, in finely divided form and in the presence of moisture, chemically react with calcium hydroxide at ordinary temperatures to form compounds possessing cementitious properties.
Page 60 - Practicable means of treating municipal sewage and other waterborne wastes to remove the maximum possible amounts of physical, chemical, and biological pollutants in order to restore and maintain the maximum amount of the Nation's water at a quality suitable for repeated reuse...
Page 59 - Nation is that of making the relatively fixed supply of water meet a rapidly increasing demand by providing the right quantity of water of the right quality when and where it is needed.
Page 36 - Under proper conditions, wood has proved itself good for centuries of service. Molds, stains, and decay in wood are caused by fungi, which are microscopic plants that must have organic material on which to live, and for some of them wood offers the required food supply. Their growth, however, is dependent upon suitably mild temperature and dampness. Most decay occurs in wood having a moisture content above the fiber- saturation point. Wood that is continuously water-soaked or continuously dry will...
Page 18 - Fabrication and Design of Glued Laminated Wood Structural Members, Technical Bulletin No.
Page 35 - US Forest Products Laboratory, Wood handbook. US Department of Agriculture, Agriculture Handbook No. 72, 1955.