The Panama CanalU.S. Naval Institute, 1913 - Počet stran: 676 |
Vyhledávání v knize
Výsledky 1-5 z 12
Strana 623
... spillway , which cuts through the middle of the great earth dam at a point where a rocky emi- nence afforded a safe location . The normal water - surface of Gatun Lake will be 85 feet above mean sea - level , but provisions are made so ...
... spillway , which cuts through the middle of the great earth dam at a point where a rocky emi- nence afforded a safe location . The normal water - surface of Gatun Lake will be 85 feet above mean sea - level , but provisions are made so ...
Strana 625
... spillway , and the locks are only incidental to the lake , and by virtue of it the amount of exca- vation and the attendant difficulties in the Culebra Cut are greatly reduced . The lake provides 231⁄2 miles of canal channel , or nearly ...
... spillway , and the locks are only incidental to the lake , and by virtue of it the amount of exca- vation and the attendant difficulties in the Culebra Cut are greatly reduced . The lake provides 231⁄2 miles of canal channel , or nearly ...
Strana 626
... spillway gates ; 4th , water required to pass ships through the locks ; and 5th , water to develop power , if a sufficient amount remains avail- able . Evaporation depends on the wind and the hygrometric state of the air , and also on ...
... spillway gates ; 4th , water required to pass ships through the locks ; and 5th , water to develop power , if a sufficient amount remains avail- able . Evaporation depends on the wind and the hygrometric state of the air , and also on ...
Strana 628
... spillway , depends on the accuracy with which the devices are made , and the care used in the maintenance . The commission followed correct principles in using the utmost care in designing and constructing them , and yet assuming a ...
... spillway , depends on the accuracy with which the devices are made , and the care used in the maintenance . The commission followed correct principles in using the utmost care in designing and constructing them , and yet assuming a ...
Strana 633
... spillway , and was dumped from trestles . When the mounds were carried to sufficient height , the interior space was filled with silty material from nearby deposits by the hydraulic dredging process . Where the course of the Chagres ...
... spillway , and was dumped from trestles . When the mounds were carried to sufficient height , the interior space was filled with silty material from nearby deposits by the hydraulic dredging process . Where the course of the Chagres ...
Další vydání - Zobrazit všechny
Běžně se vyskytující výrazy a sousloví
1½ miles 45 feet actually American amount of water approach walls Balboa Bas Obispo Board of Consulting Bohio breakwater built Canal Company capacity carried cars Chagres River channel concrete cost cubic feet cubic yards Culebra Cut culvert depth developed discharge dredging dry season dump elevation enterprise estimated excavation feet above sea-level feet long feet per second flow French canal Gatun Dam Gatun Lake Gatun Locks Gulf of Panama Isthmian Canal Isthmian Canal Commission Isthmus Lake Nicaragua length Lesseps Limon Bay lock canal lock walls material ment Miraflores Lake Miraflores Locks Nicaragua route operating Pacific side Panama Canal Panama Railroad Panama route pass Photo by Underwood Porto Bello prevent problem rainy season rock sea-level canal sea-level section seepage ships shovels silt slides slopes spillway steam-shovel stone storage tion tons Toro Point track traffic train trestle tunnel United valley valves vessels width yellow fever