Trenton Dam: Constructed 1949-1953 |
From inside the book
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Page 7
... channel . Tests revealed that considerable consolidation upon saturation could be antici- pated in the loess mantle of the right abutment . Provisions were made for preconsolida- tion of the right abutment by inundating the foundation ...
... channel . Tests revealed that considerable consolidation upon saturation could be antici- pated in the loess mantle of the right abutment . Provisions were made for preconsolida- tion of the right abutment by inundating the foundation ...
Page 10
... channel 1000 2000 44,000N- SCALE OF FEET SCALE FOR LOGS OF TEST HOLES 100 i 100 200 2750 HORIZONTAL SCALE OF FEET 99,000 20 SECTION 1-1 20 VERTICAL SCALE OF FEET 40 2800 2780 42,000N- APPROXIMATE LIMITS . OF SOUTH BORROW AREA 58,000 N ...
... channel 1000 2000 44,000N- SCALE OF FEET SCALE FOR LOGS OF TEST HOLES 100 i 100 200 2750 HORIZONTAL SCALE OF FEET 99,000 20 SECTION 1-1 20 VERTICAL SCALE OF FEET 40 2800 2780 42,000N- APPROXIMATE LIMITS . OF SOUTH BORROW AREA 58,000 N ...
Page 15
... channel capacity of the river , with the reservoir level at normal water - surface elevation 2752.0 . The spillway structure was to be capable of regulating the discharge to a value not exceeding the safe channel capacity until the res ...
... channel capacity of the river , with the reservoir level at normal water - surface elevation 2752.0 . The spillway structure was to be capable of regulating the discharge to a value not exceeding the safe channel capacity until the res ...
Page 16
... channel capacity until the flood control space is filled . " The safe channel capacity has been set at 10,000 c.fs. See Data for Specification Designs , Sept. 17 , 1948 , par 1. 2. 15L . -DISCHARGE - ELEVATION ( Based on Hydraulics ...
... channel capacity until the flood control space is filled . " The safe channel capacity has been set at 10,000 c.fs. See Data for Specification Designs , Sept. 17 , 1948 , par 1. 2. 15L . -DISCHARGE - ELEVATION ( Based on Hydraulics ...
Page 17
... channel conditions . The values of Manning's coefficient of roughness " n " used for these computations are indicated below : Flow Channel Overbank Present 0.030 0.075 Improved 0.025 0.045 These values are based on measurements made ...
... channel conditions . The values of Manning's coefficient of roughness " n " used for these computations are indicated below : Flow Channel Overbank Present 0.030 0.075 Improved 0.025 0.045 These values are based on measurements made ...
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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