. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. THE PANAMA ROUTE FOR A SHIP CANAL. 555 Concrete cubic yards?.. 8, 762,175 Granite ,.. - -" (lo 13, 820 Iron and steel 65, 248, 900 Excavation in cofferdam '. cul)ic 7, 260 Pneumatic work do 108, 410 The lengths of the various sections of this route and the costs of comph^tino- the work upon them are fully set forth in the following table, taken from the Connnission's report, as were the two pret-eding: Total caliinatt'
. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. THE PANAMA ROUTE FOR A SHIP CANAL. 555 Concrete cubic yards?.. 8, 762,175 Granite ,.. - -" (lo 13, 820 Iron and steel 65, 248, 900 Excavation in cofferdam '. cul)ic 7, 260 Pneumatic work do 108, 410 The lengths of the various sections of this route and the costs of comph^tino- the work upon them are fully set forth in the following table, taken from the Connnission's report, as were the two pret-eding: Total caliinatt'd cost. Cost. Colon entnince and liarbor Harbor to Bohio locks, including levees Bohio locks, including excavation Lake Bohio Obispo gates Culebra section Pedro Miguel locks, including excavation and dam . Pedro Miguel level Miratlores locks, including excavation and spillway. Paeitic level Bohio dam Gigante spillway Peiiu Blauca outlet Chagres diversion Gatuu diversion Panama Railroad divcnsion Total Engineering, police, sanitation, and general (>ontingencies, 20 per cent. Aggregate 14. -12 .35 .35 .20 8. .53 18,057,707 11,099,839 11,507,275 2,952,154 295,434 44,414,460 9,081,321 1,192,286 5,781,401 12,427,971 6,369,040 1,209,419 2,448,076 1,929,982 100,000 1,267,500 120,194,465 24,038,893 144,233,358 The item in this table called Panama Railroad div^ersion affords pro- A ision for the reconstruction of the railroad necessitated l)y the forma- tion" of Lake Bohio. That lake would submerge the present location of the raili'oad for 14 or 15 miles. * * * orjei«s|W„7\.. The Culebra cut with steamer Dcutucldami in it. As is well known, the entire Central American isthmus is a volcanic region, and in the past a considerable number of destructive volcanic eruptions have taken place at a number of points. There is a line of li\'e volcanoes extending southeasterly through Nicaragua and Costa Rica. Many earthquake shocks have occurred throughout Nic
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