Trenton Dam: Constructed 1949-1953 |
From inside the book
Results 1-5 of 15
Page 5
... percentage of fine sand are the principal constituents of the shale . It is believed that all joints in the material are watertight . This material is highly impervious and , as it exists in a completely saturated state , high pore ...
... percentage of fine sand are the principal constituents of the shale . It is believed that all joints in the material are watertight . This material is highly impervious and , as it exists in a completely saturated state , high pore ...
Page 11
... percent . The south borrow area was investigated with hand auger holes which in some instances extended to a depth ... per- cent . The shrinkage factor was about the same as that of materials in the north borrow areas . -- ( b ) Riprap ...
... percent . The south borrow area was investigated with hand auger holes which in some instances extended to a depth ... per- cent . The shrinkage factor was about the same as that of materials in the north borrow areas . -- ( b ) Riprap ...
Page 22
... percent of the riprap materials should consist of pieces smaller than one - half cubic foot in size and at least 30 percent should consist of pieces larger than 3 cubic feet in size . Toe trenches , filled with rock riprap to a minimum ...
... percent of the riprap materials should consist of pieces smaller than one - half cubic foot in size and at least 30 percent should consist of pieces larger than 3 cubic feet in size . Toe trenches , filled with rock riprap to a minimum ...
Page 27
... percent at the center- line of the first heel slab drain . ( 3 ) No water in reservoir and no uplift ; dry earth fill on both sides of the walls . For stability analyses , the abutment structures were investigated for overturn- ing ...
... percent at the center- line of the first heel slab drain . ( 3 ) No water in reservoir and no uplift ; dry earth fill on both sides of the walls . For stability analyses , the abutment structures were investigated for overturn- ing ...
Page 33
... percentages of reinforcement in concrete of the spillway chute floor and the approach channel floor are 0.20 and 0.24 ... percent in stresses was allowed for this condition . ( 5 ) Left wall was investigated for a condition of surface ...
... percentages of reinforcement in concrete of the spillway chute floor and the approach channel floor are 0.20 and 0.24 ... percent in stresses was allowed for this condition . ( 5 ) Left wall was investigated for a condition of surface ...
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Common terms and phrases
accessory cut-off trench acre-feet Approach channel Axis backfill Berm blanket Blockout BUREAU OF RECLAMATION canal outlet centerline channel capacity coarse concrete conduit construction Contraction joint Counterweight crushed rock cutoff trench dam embankment designed discharge drain outlet emergency gate chamber Expansion joint Figure Float flood control floor gate structure gravel ground surface Grouted high-pressure gate Highway bridge holes horizontal hydraulic hydrostatic head inlet installed intake structure Limits of special load located loess material maximum Metal Nebr NORTH BORROW AREA Pierre shale piezometer Pipe handrail PROJ Radial gate railroad reinforcement relocation Republican River reservoir water surface riprap River outlet Rolled embankment SCALE OF FEET second-feet SECTION A-A Settlement point Shale surface Sheet SILT silty slope special compaction spillway crest spillway gates spillway structure steel stilling basin Stoplog storage Sump Sump pump surface at elevation surfaces where directed Trashrack structure Trenton Dam upstream vertical walls water surface elevation