Platoro Dam: Constructed 1949-19511954 - Dams - 71 pages |
From inside the book
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Page iii
... compaction ) 61. Rock and cobble fill ( zone 3 ) 62. Riprap on upstream slope 63. Special zones at the top of the dam D. Foundation Drilling and Grouting 64. General 65. Drilling grout holes ( a ) Foundation ( b ) Void filling ( c ) ...
... compaction ) 61. Rock and cobble fill ( zone 3 ) 62. Riprap on upstream slope 63. Special zones at the top of the dam D. Foundation Drilling and Grouting 64. General 65. Drilling grout holes ( a ) Foundation ( b ) Void filling ( c ) ...
Page 9
... compacted to 6 - inch layers . 2 Pervious material of selected sand and gravel compacted by crawler type tractor to 12 " layers . 3 Rock and cobble fill , increasing in coarseness towards outer slopes , placed in 3 - foot horizontal ...
... compacted to 6 - inch layers . 2 Pervious material of selected sand and gravel compacted by crawler type tractor to 12 " layers . 3 Rock and cobble fill , increasing in coarseness towards outer slopes , placed in 3 - foot horizontal ...
Page 12
... compaction control . On the basis of laboratory tests of similar mate- rials a minimum relative density of 70 percent was set as the criteria of satisfactory control . A total of 115 density - in - place tests showed a mean relative ...
... compaction control . On the basis of laboratory tests of similar mate- rials a minimum relative density of 70 percent was set as the criteria of satisfactory control . A total of 115 density - in - place tests showed a mean relative ...
Page 32
... compaction and moisture control and percolation - settlement tests on record control samples . Further laboratory tests , mechanical analysis and specific gravity , were per- formed to provide necessary data for preparation of monthly ...
... compaction and moisture control and percolation - settlement tests on record control samples . Further laboratory tests , mechanical analysis and specific gravity , were per- formed to provide necessary data for preparation of monthly ...
Page 48
... compaction specified . The material was placed in approximately 12 - inch lifts and was required to be thoroughly wetted prior to compacting with four passes of a heavy crawler tractor ( fig . 24 ) . Field densities of the material ...
... compaction specified . The material was placed in approximately 12 - inch lifts and was required to be thoroughly wetted prior to compacting with four passes of a heavy crawler tractor ( fig . 24 ) . Field densities of the material ...
Common terms and phrases
5-Foot High-Pressure acre-feet andesite Bolt bulldozed butterfly valves channel cofferdam completed conduit Conejos River contract cost cubic feet cubic yards cutoff trench dam and dike dam embankment dam foundation Denver dike section discharge drain emergency gate end-dump trucks engineer equipment excavation fault feet per second Figure fill zone flange flow fractured gate chamber Government camp grout cap Grout holes haul high-pressure gate impervious material inches inlet installation joints July Aug Sept June 21 laboratory leaf-Class left abutment load located main dam maximum Metal metalwork mixer moisture Order for changes outlet pipe outlet tunnel PARTIAL RUNOFF percent placed placement plates Platoro Dam pumpcrete machine reservoir right abutment Rio Grande Compact RIO GRANDE COUNTY riprap ROCK BORROW AREA rockfill SAN LUIS VALLEY separation plant SLIDE ROCK BORROW specifications spillway bridge steel pipe support rings talus tests trashrack structure unit valve house zone 1 material
Popular passages
Page 18 - ... PARTS 151. Character of Structure.— The structure is to be of the skeleton, curtain-beam type, resting on I-beam footings or grillages. The building is to be (18) stories high, with a basement story and a (flat) (mansard) (pointed) (hipped) roof. 152. Floor Loading.— The floors are to be calculated for a live load of (100) pounds per square foot, and a dead load of (50) pounds per square foot. The roof is to be calculated for a live load of (50) pounds per square foot, and a dead load of...
Page 22 - Specifications for Low and Intermediate Tensile Strength Carbon-Steel Plates of Flange and Firebox Qualities (Plates 2 in. and Under in Thickness) (ASTM Designation: A 285),' or Tentative Specifications for Low and Intermediate Tensile Strength Carbon-Steel Plates of Structural Quality (Plates 2 in.
Page 22 - Standard Specifications for FORGED- OR ROLLED-STEEL PIPE FLANGES, FORGED FITTINGS, AND VALVES AND PARTS FOR HIGH-TEMPERATURE SERVICE...