B.-Detailed estimates of a canal lock, eight feet lift, new plan. Grubbing and clearing. Bailing and draining. Excavation of earth, 15,044 cubic yards, at 30 cents. Puddling earth in foundation, 600 cubic yards, at 20 cents Masonry in four piers in gate chamber, 156 cubic yards, at Masonry in the breast of the lock, 102 cubic yards, at $5. Gate timber plank, &c., pine, 4,639 feet, board measure, at Floor plank, of three inches thick, for second section, Floor plank, of two inches thick, for second section, 10,920 feet, board measure, at 50 cents.. Masonry in lock walls, second section, 1,568 cubic yards, at $12 50.. Masonry in third section, 368 cubic yards, at $12 50.. Masonry in four piers in gate section, 212 cubic yards, at $7 Masonry in lower chamber under side walls, 55 cubic yards, at $7.. Foundation timber, 12,890 feet, board measure, at 25 cents Bearing piles, in lineal feet, 4,500 lineal feet, at 20 cents.. Wrought iron for the third or lower section, 3,491 pounds, Cast iron for the third or lower section, 22,434 pounds, at 10 cents... Screw-bolts and spikes for the whole lock, 3,000 pounds, at 15 cents... $200 00 1,500 00 4,513 20 900 00 120 00 3,500 00 1,092 00 510 00 195 75 300 00 1,775 00 231 95 1,800 00 1,350 00 546 00 19, 600 00 4,500 00 1,484 00 385 00 322 25 241 00 900 00 621 15 342 20 2,140 10 713 00 524 55 2,243 40 450 00 100 00 50 00 60 00 C. Grubbing and clearing. Bailing and draining.. 53, 210 55 $200 00 1,500 00 Excavation of earth, 15,786 cubic yards, at 30 cents.... Masonry in the lock walls of first section, 280 cubic yards, Masonry in four piers in gate chamber, 156 cubic yards, at $7.. Rubble masonry in breast of the lock, 102 cubic yards, at Pavement at the head of the lock, 87 cubic yards, at $2 50 $4,735 80 450 00 3,500 00 1,092 00 510 00 217 50 300 00 177 50 Floor plank, of two inches thick, 2,000 feet, board measure, at 50 cents... 100 00 Timber and plank for the gate, 4,639 feet, board measure, at 50 cents.. Pavements of the sides and bottom, middle section, to be grouted with cement, 1,833 square yards, at $4.. Masonry in lock walls of third section, 400 cubic yards, at $12 50 231 95 7,332 00 5,000 00 Masonry in four piers of third section chamber, 212 cubic yards, at $7..... 1,484 00 Masonry return of walls at lower end, 55 cubic yards, at $12 50 685 50 Foundation timber in third section, 12,890 feet, board meas ure, at 25 cents.... 322 25 Floor plank, of three inches thick, third section, 5,400 feet, board measure, at 50 cents.. 270 00 Floor plank, of two inches thick, third section, 3,600 feet, board measure, at 50 cents... 180 00 Timber and plank for the gate, third section, pine, 4,821 feet, board measure, at 50 cents... 241 00 Bearing piles, (lineal feet,) at 20 cents. Wrought iron for first section, 4,141 pounds, at 15 cents.. Screw bolts and spikes, 2,000 pounds, at 15 cents.. 713 00 621 15 342 20 2, 140 00 713 00 524 55 2,243 40 300 00 60 00 200 00 E.-Statement of canal and river improvements contemplated in the United States. F.-Names of some of the greatest navigable rivers in the United States. Missouri River to the Great Falls... Missouri River above Great Falls to the Three Forks. Length in miles. 3, 150 150 Platte River, (both forks,) North Fork to mouth of Sweet Water 400 River, South Fork to Denver. Black Warrior River.. Rio Grande to mouth of Pecos River.. Pecos River... 1,060 200 550 450 The descent of many of these rivers was ascertained, but the information being too ine it was omitted. |
