Word: dam
(lookup in dictionary)
(lookup stats)
Dates: during 1900-1909
Sort By: most recent first
(reverse)
...Charles River Basin Commission has advertised for bids on its contract for the dam which is to turn the Charles river into a freshwater basin unaffected by the tides. The dam will be built on the present site of Craigie bridge, and its total length will be 1300 feet, the width varying from 140 to 490 feet. It will consist of two masonry retaining walls on pole foundations, the space between them being filled with earth to a depth of from 15 to 50 feet. At the ends the height of the dam will be 21 feet above mean...
...have made the following calculations: earth excavation, 340,000 cubic yards; filling, 400,000 cubic yards; concrete masonry, 41,000 cubic yards; piling, 490,000 linear feet; pine lumber, 1,100,000 feet; spruce lumber, 550,000 feet; riprap, 10,000 tons. There will be two locks in the dam, the larger being 350 feet in length and 45 feet wide, and of sufficient depth to allow a vessel drawing 16 feet of water to pass through at low tide. The smaller lock will be suitable for launches and row boats. Eight sluices will be provided, and in emergencies...
...Charles River Basin Commission, on receiving the approval of the War Department last May for the general construction plans of the Charles River Dam, immediately began the preparation of detailed drawings. These have been nearly completed and as soon as possible will by submitted to the War Department. When approved, bids for the construction of the work will be solicited...
...proposed structure will occupy substantially the side of the present East Cambridge or Craigie bridge, which will be removed. The dam will be sufficiently high to exclude all salt water and to maintain in the basin above, a water level approximately 8 feet higher than mean low water. On top of the dam there will be a roadway to replace the Craigie bride, and a parkway of about 7 acres...
...dam will be furnished with a navigation lock, 350 feet long, 40 feet wide and 13 feet in depth below mean low water level, and with a drawbridge and sluices. The lock will be on the Boston side the sluices on the Cambridge side. When completed, the dam will convert the tidal estuary of the Charles into a fresh water basin covering about 800 acres...