- Northfield Mountain Tailrace Tunnel
Wikimedia Foundation. 2010.
Look at other dictionaries:
Northfield Mountain — Map showing ridgeline and pumped storage hydroelectric reservoir Elevation … Wikipedia
List of canals in Massachusetts — This list is intended to contain all significant canals and aqueducts in the Commonwealth of Massachusetts, USA. It includes both vanished waterways and those that still exist.* Blackstone Canal, Grafton * Blyman Canal, Gloucester * Broad Canal,… … Wikipedia
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium