* 1979 – The Penmanshiel Tunnel collapses during engineering works, killing two workers.

** Establishing the first land connection between the United Kingdom and the mainland of Europe, Channel Tunnel workers from the United Kingdom and France meet 40 metres beneath the English Channel seabed.

* March 17 – The Penmanshiel Tunnel in the U. K. collapses, killing 2 workers.

However, in the mid-nineteenth century, the town was a boom town for the workers involved in the construction of the Hoosac Tunnel, a rail tunnel which begins on the town's eastern border and extends through the Hoosac Range to neighboring North Adams.

On Tuesday, March 1, 1977, workers in the Porter Tunnel mine, while working in a new area, broke into a flooded area of the abandoned Bush Old Bootleg Slope Mine, causing the Porter Tunnel to flood.

Tunnel construction required workers to spend large amounts of time in the caisson under high pressure of up to, which was thought to be necessary to prevent river water from entering prior to completion of the tubes.

After rescuing her, he learns that General Mandible's " Mega Tunnel " leads straight to a body of water ( the puddle next to Insectopia ), which Mandible will use to drown the queen and the workers who have gathered at the opening ceremony.

* May 6 – The Channel Tunnel, which took 15, 000 workers over seven years to complete, opens between England and France.

At the train station there is the famous high-relief carving by Vincenzo Vela, devoted to the construction workers who lost their lives digging the Gotthard Rail Tunnel.

The citation for the Coast Guard Medal was for actions performed in August 1957 while attempting to rescue trapped workers from the Oswego Water Works Tunnel, under Lake Ontario, in Oswego, New York.

* The south wall of the lower level ( today's eastbound lanes ) of the Yerba Buena Tunnel, connecting the two spans of the Bay Bridge, still contains the as-built " deadman holes ", regularly spaced nooks into which railway workers could duck whenever a train came along.

While the use of a Tunnel boring machine relieved the need for large numbers of workers at increased pressure, a caisson system is formed at the cutting head.

* March 17-Penmanshiel Tunnel on British Rail collapses during reconstruction, killing two workers.

The 15 km Gotthard Rail Tunnel was the first and opened in 1882 for railway traffic at a cost of around 200 workers ' lives ( there is uncertainty as to the exact toll ).

It was built in 1908 to house the construction workers for the Lötschberg Tunnel.

At the north end, there were problems with the construction of Blisworth Tunnel: quicksand was encountered, and errors made in alignment which meant that the tunnel had a pronounced wiggle.

He was also consulting engineer to the Severn Tunnel, which, from its magnitude and the difficulties encountered in its construction, was one of the most notable engineering undertakings of the 19th century.

The first view of Yosemite Valley many visitors see is the Tunnel View.

Road engineering and local planning policy in the 1970s cleared many older buildings here to allow the flow of traffic ; it now goes along Little East Street, across the Phoenix Bridge and through the Cuilfail Tunnel to join the A27.

The Malmö City Tunnel has the benefit of connecting the southern part of the inner city to the rail network and allowing many more trains to and from Malmö.

In 1843, he joined a literary club in Berlin called Tunnel über der Spree ( Tunnel over the river Spree ) where he came into contact with many of the most renowned German writers including Theodor Storm, Joseph von Eichendorff and Gottfried Keller.

During the 1980s and 1990s the construction of the Channel Tunnel provided employment for many, as well as bringing many to the area, and on completion the running of service still provides work for many.

The general area of Tunnel Hill hosted many engagements and camps throughout the course of the war.

The restoration will involve restoring the six places where the canal is culverted ( including the three places where the M6 Motorway construction blocked the route ), restoring Hincaster Tunnel, restoring the 5 dry miles, and a new crossing of the A590 road near Kendal, as well as many more minor works including work on 52 listed structures.

The northern end of the canal makes an end-on junction with the Bridgewater Canal within Preston Brook Tunnel, from which one can access Runcorn ( but no longer the Mersey or Ship Canal ) in one direction and Manchester ( with its many canal links ) in the other direction.

However, in practice progress was slow, and attention turned to the section west of Norwood Tunnel, where much more damage had been done to the canal bed, with it being filled in and built over in many places.

A successful Maiolica tile factory was established there in 1905, and many of those tiles were used to decorate the Old Elbe Tunnel in Hamburg and several Berlin U-Bahn stations.

Raffaele de Ferrari was founder of the Crédit Immobilier de France with the Péreire brothers, rivals of the Rothschilds, who financed many of the major construction projects of the second half of the 19th century: railroads in Austria, Latin America, Portugal, upper Italy and France ( the Paris-Lyon-Marseille line ), the digging of the Fréjus Rail Tunnel and the Suez Canal, and the reconstruction of Paris designed by Baron Haussmann.

After many years of neglect, restoration commenced in 1977 and on 10 May 1991 the canal was reopened as a fully navigable waterway from the River Wey to almost as far as the Greywell Tunnel.

Tunnel project, by publishing a protest signed by many distinguished men in 1882.

The construction of the Thames Tunnel showed that it was indeed possible to build underwater tunnels, despite the previous scepticism of many engineers.

Like many other London tunnels and bridges, the Rotherhithe Tunnel now carries far more traffic than it was designed for.

A director of many railway companies, he had a vision of unifying a string of railway companies to create a single line running from Manchester via London to an intended Channel Tunnel and on to France.

The project included the three-mile Woodhead Tunnel, and the line opened, after many delays, on 23 December 1845.

There is also " Brandon Bob " of Brandon, Manitoba, " Staten Island Chuck " in New York, " Balzac Billy " in Alberta, " General Beauregard Lee " in Lilburn, Georgia, " Shubenacadie Sam " in Shubenacadie, Nova Scotia, Two Rivers Tunnel in Cape Breton and " Gary the Groundhog " in Kleinburg, Ontario, among many others.

Historically, the correct spelling is with two " g's ," and while NYC Parks Commissioner and Triborough Bridge and Tunnel Authority Chairman Robert Moses officially shortened it to one " g " after deciding that two would not fit on many of the street signs.

The Tunnel that connects Ponza with Santa Maria is now repaired, but many residents complain that it does not look like it used to, with steel reinforced concrete in place of Roman Bricks.

From 1993 they began releasing several singles on the Hamburg label Tunnel Records, as X-Dream and under many aliases, such as The Pollinator.

Work on the Severn Tunnel had begun in 1873, but unexpected underwater springs delayed the work and prevented its opening until 1886.

The greatest challenge was the Romerike Tunnel from Etterstad, beside Oslo Central Station, to Lillestrøm — the longest railway tunnel in Norway, located underneath the geological highly unstable recreational area Østmarka.

With Achille Delesse he was for many years editor of the Revue de géologie and contributed to the Extraits de géologie, and he joined with Alfred Potier in the geological surveys undertaken in connection with the Channel Tunnel proposals.

The two are the landward ends of the Strait of Dover land bridge and their chalk geological stratum dictates the route of the Channel Tunnel.