Congressional Serial SetU.S. Government Printing Office, 1911 - United States Reports, Documents, and Journals of the U.S. Senate and House of Representatives. |
From inside the book
Results 1-3 of 14
Page 91
... density, except at the lowest operating gates in each flight. The board has sought for some simple means of meeting conditions at these gates. It has considered the possibility of freshening the water below the gates by auxiliary ...
... density, except at the lowest operating gates in each flight. The board has sought for some simple means of meeting conditions at these gates. It has considered the possibility of freshening the water below the gates by auxiliary ...
Page 94
... density. Appendix B to Exhibit 1. November 9, 1910. Memorandum for board on density investigation regarding depth at which theoretical surface of contact between salt and fresh water should lie in order to reduce pressure on gate ...
... density. Appendix B to Exhibit 1. November 9, 1910. Memorandum for board on density investigation regarding depth at which theoretical surface of contact between salt and fresh water should lie in order to reduce pressure on gate ...
Page 95
Assume density below gate at 1.020, above gate as 1.000. Then, for P=0, yA*— yA* must reduce to zero. Hence A,2 =1.020 h*. At Gatun at mean tide, A2 = 42 feet. Hence, A, = V1.020X-422 = 42.42 From equation No. 1, 42.42=1.020 (42— d)-f-d ...
Assume density below gate at 1.020, above gate as 1.000. Then, for P=0, yA*— yA* must reduce to zero. Hence A,2 =1.020 h*. At Gatun at mean tide, A2 = 42 feet. Hence, A, = V1.020X-422 = 42.42 From equation No. 1, 42.42=1.020 (42— d)-f-d ...
Contents
Report of the chairman and chief engineer | 1 |
Report of the chairman and chief engineerContinued Page | 57 |
APPENDIX | 65 |
23 other sections not shown
Other editions - View all
Common terms and phrases
addition Ancon April Atlantic division Back fill Balboa barges caisson canal prism Canal Zone cars cent completed central division Chagres River chain channel charge chief engineer Cocoli connection construction Cristobal cubic yards Culebra Cut culvert density district division cost division engineer dredges drills dry fill dump east elevation ended June 30 equipment erection excavation February fiscal year ending Gamboa Gatun Dam Gatun Lake Gatun Locks Gorgona guard gates handled hour hydraulic fill inches installed Isthmian Canal Commission Isthmus January July June 30 labor linear feet locomotives lower lock machines March miles Miraflores Locks mixers month operation output Pacific division Panama Railroad Pedro Miguel Locks pipe placed Porto Bello pressure pumping relocation removed repairs reservoir rock sand September side slides spillway station steam shovels steel suction dredges tion Toro Point total amount total number track trestle upper lock valves wall yards of material