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Topic: Swing bridge

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	Swing bridge for the spanning of watercourses - Patent 5263217
		The swing bridge of claim 1 wherein the means for propelling the floatable body is interconnected to the floatable body.
		With reference to the drawings, 1 denotes a swing bridge according to the invention, used for the spanning of watercourses 3 defined by a first embankment or bank 4 and a second bank 6, on which tracts of road surface 24 and 26 are realised.
		After such passage, in order to close the swing bridge 1 the trim of the floating hollow body 8 is adjusted in the opposite direction to the preceding in order to lower the first end 21 of the mobile plane 2.
	www.freepatentsonline.com /5263217.html (1418 words)

	Swing bridge - Wikipedia, the free encyclopedia
		When open, the bridge will have to maintain its own weight as a balanced double cantilever, while when closed and in use for traffic the live loads will be distributed as in a pair of conventional truss bridges, which may require additional stiffness in some members whose loading will be alternately in compression or tension.
		A swing bridge crosses the Canso Canal in Nova Scotia.
		The Fraser River Swing Bridge is a rail bridge that crosses the Fraser River between New Westminster and Surrey in British Columbia.
	en.wikipedia.org /wiki/Swing_bridge (729 words)

	swing bridge â“ Dictionary Definition of swing bridge \| Encyclopedia.com: FREE Online Dictionary
		The railway swing bridge is a structure widely used in countries...
		Putting swing back into old bridge: when CN needed to replace the machinery on a swing-span bridge across the Mississippi River, the railroad looked to the latest in circuit control technology.
		Bridges require TLC: from a century-old bridge spanning the Mississippi River to a brand-new bridge carrying people to and from JFK International, bridges require proper care.(tender loving care)
	www.encyclopedia.com /doc/1O999-swingbridge.html (900 words)

	Swing Bridge, River Tyne - Wikipedia, the free encyclopedia
		The Swing Bridge is a swing bridge over the River Tyne connecting Gateshead and Newcastle upon Tyne, between the Tyne Bridge and the High Level Bridge.
		The hydraulic power to move the bridge is derived from electrically driven pumps.
		The previous bridge on the site was demolished in 1868 to enable larger ships to move upstream to William Armstrong's works.
	en.wikipedia.org /wiki/Swing_Bridge,_River_Tyne (205 words)

	Bridge: Toledo Terminal Upper Maumee River Swing Bridge
		Each fixed span of the bridge is made up of 6 truss panels measuring 25 feet each, for a fixed span length of 150 feet.
		The roadway parallel to the bridge is the Ohio Turnpike.
		The bridge to the left of the auto bridge was the Toledo, Bowling Green and Southern Interurban railway's bridge constructed ca.
	www.michiganrailroads.com /RRHX/Bridges/TTUpperMaumeeRiverSwingBridge.htm (455 words)

	Trafford Road swing bridge (Site not responding. Last check: )
		The bridge is situated near the Old Trafford football ground and separates the main docks from the Pomona docks.
		It is the largest and widest of the swing bridges, and weighing in at 1800 tons it is also the heaviest swing bridge in the UK.
		The bridge also carries the heaviest traffic density of all the swing bridges and for many years was considered to be grossly inadequate for the amount of road traffic it had to carry.
	users.breathe.com /g8hxe/trafford_road_swing_bridge.htm (140 words)

	Swing bridge - Patent 4570499
		Bridge yoke 2 of swing bridge 1, which reciprocates in the direction of double arrow B, is then mounted suspended in housing 9.
		An electric motor 17 with a vertical shaft 18 is disposed laterally next to swing bridge 1 in housing 9, the eccentric 19 of said motor being coupled to connecting rod head 20 of a connecting rod 21.
		Swing bridge 1 can be manufactured in known fashion in one piece from plastic, whereby bridge yoke 2 and walls 3 and 4 form a rigid unit, which remains largely free of deformations.
	www.freepatentsonline.com /4570499.html (1478 words)

	Stillwater Bridge - Historic Significance
		Movable bridges, also known as drawbridges, are constructed over navigable waterways when it is impractical or uneconomical to build fixed bridges of sufficient height to permit the passage of vessels.
		Briefly defined, a swing span revolves in a horizontal plane around a vertical axis, a bascule span rotates in a vertical plane around a horizontal axis and a vertical-lift span rises and descends in a vertical plane.
		Although their engineering was often ingenious, the bridges themselves were quite modest, designed mainly for canals and small navigable streams in cases where it was only necessary to lift the spans a few feet to clear traffic in the channels.
	www.mnhs.org /places/nationalregister/bridges/nrwasb/sign.html (1402 words)

	Carmelo's Swing Bridge
		The bridge became a part of the life of all the carmelitanos (as the inhabitants of Carmelo are referred to), who felt so proud of "the work", as some people still call it, that this invention had repercussions in the rest of the country.
		Cars, bicycles, motorcycles and passers-by cross the bridge from one side to the other during the entire day and even sit on it to have some mate and watch the quietness of the waters in the sunset.
		The bridge is a link joining both parts and the moments in the day let people be on one side or the other.
	www.welcomeuruguay.com /carmelo/carmelo-swing-bridge.html (465 words)

	railway swing bridge (Site not responding. Last check: )
		The bridge was constructed so that it could swing to allow the passage of ships up and down the canal and was situated just to the west of the Trafford Road swing bridge.
		Once the docks closed the bridge became redundant and was in danger of being scrapped, but a decision was taken to retain it and use it as a feature within the new Salford Quays redevelopment area.
		The bridge no longer lives in it's original position however, as in 1988 it was jacked up and moved on pontoons to it's new home at number 9 dock (now known as Huron Basin).
	users.breathe.com /g8hxe/railway_swing_bridge.htm (261 words)

	City of Sale, Gippsland, Victoria ~ Community Information Website ~ Sale, Gippsland, Victoria, Australia
		The restored Swing Bridge was officially opened on the 19th of February 2006.
		The swing bridge bypass project was completed in April 2002, diverting traffic to Longford from the Swing Bridge over two newly constructed bridges.
		The Swing (Latrobe) Bridge, built in 1883 by the Victorian government, was the first movable bridge built in Victoria.
	www.salecommunity.com /bridge.html (688 words)

	AER - Little Current Swing Bridge
		The Swing Bridge between Goat Island and Manitoulin Island is one of the few remaining structures of the original AER.
		The bridge was started in late1912 when the Foundation Co. was given the contract to build the piers and abutments.
		The bridge itself consists of two 70 ft. deck plate girder approaches on the Goat Island (north) side and a single 60 ft deck plate girder approach on the Manitoulin Island side.
	www.magma.ca /~morcomp/lcswing.html (1413 words)

	University Heights Bridge
		The rim-bearing swing bridge is comprised of two continuous trusses supported by a drum girder at the center, and toggle end lifts at the end piers.
		The swing is operated by span drive machinery mounted above the drum girder on platforms that cantilever outward beyond the drum girder at the level of the load distribution framing.
		To the west, the bridge connects to 207th Street, which was widened in preparation for the bridge, and Tenth Avenue in the Inwood section of Manhattan.
	www.nycroads.com /crossings/university-heights (1399 words)

	Building a Swing Bridge
		If the bridge swing down the scenery will be exposed to damage in the down position if someone walks to close to the bridge when entering the room.
		Since the opening for the bridge is a narrow door frame (roughly 30 inches), I decided to have the bridge swing up to protect the future scenery that will be installed.
		This requirement is more important with a bridge the swings up and (and therefore can slam down) as the "wham" point is apt to have someone's hand in the vicinity or their head in the passage way (trust me I know).
	www.clarksville-balt-and-ohio.com /building_a_lift_bridge.htm (1062 words)

	MDOT - M-64 / Ontonagon River
		Both fixed and swing spans were floored with asphalt-covered concrete, and both sides of the deck were lined with narrow sidewalks with MSHD standard, Moderne steel guardrails anchored by steel bulkheads.
		The new Ontonagon Bridge was one of the largest bridge projects undertaken to date on the western half of the Upper Peninsula, according to highway department officials.
		The new bridge features 13 spans and is nearly 1,700 feet long, including two lanes of traffic and a 12-foot-wide pedestrian lane that will accommodate a trail groomer and snowmobiles in the winter.
	www.michigan.gov /mdot/0,1607,7-151-9620_11154_11188-29211--,00.html (767 words)

	BBC - Tyne Features - Bridges over the Tyne
		There are 22 main bridges that span the River Tyne, the newest of which is the Gateshead Millennium Bridge.
		The present seven arched bridge was completed in 1674 and is the sole bridge from source mouth of the Tyne to remain standing after the severe floods of 1771.
		The swinging portion was first used on the 17th July 1876 when the "Europa" of the Italian Navy, passed up to the Elswick Ordnance Works to take on board a gun weighing 100 tons for the Italian Government.
	www.bbc.co.uk /tyne/features/2002/07/bridges.shtml (526 words)

	Rock Island Bridge, Inver Grove Heights, MN
		This bridge is unique in that it was the last operating toll bridge in the twin cities metro area, and it was the last operating swing bridge for auto traffic.
		Bridge is also known as the St. Paul Park Bridge, Newport Bridge, and the JAR Bridge (for Joan and Allen Roman, the former owners).
		Note that the fixed bridge structure on the east side of the river is visible, and that the roadway does have a barricade (look for the yellow pipes).
	www.johnweeks.com /bridges/pages/ms02.html (1475 words)

	Bridge Swing Loan
		Bridge swing loan financing is an effective vehicle to immediately capitalize on a purchase opportunity.
		Bridge loans in corporate finance are sometimes called "gap financing", and used to cover the time between redemption of one bond issue and its replacement by a new issue.
		In commercial property transactions, a bridge loan can give you a stronger negotiating position and enable you to buy a property without a contingency on the sale of your existing property.
	www.businessfinance.com /Bridge-Swing-loan.htm (197 words)

	International Railroad Bridge Historic Rail Bridge in Sault Ste. Marie Ontario and Michigan
		This method of balancing the bridge is in contrast to the use of bobtail swing bridges like the North Avenue Railroad Bridge in Chicago.
		The bridge is a pin connected structure, however an inspection of the connections leads to the discovery of an alteration.
		East of the swing bridge, there are a number of deck plate girder spans which serve as the final spans of the International Railroad Bridge as it heads into Ontario.
	www.historicbridges.org /truss/ibrailswing/index.htm (502 words)

	Swing Bridge
		The Swing Bridge has always been one of the most interesting bridges on the Tyne, as until the Gateshead Millenium Bridge came along, it was the only one that moved.
		After much discussion, obstruction and consideration during which alternatives to the TIC proposal were advocated, the Commission's bridge proposal was adopted as the best and a temporary bridge was erected in 1865/66 to allow the dismantling of the old stone bridge while the new one was built.
		Three masonry piers were built, the moving part of the bridge revolving through ninety degrees on the centre pier to allow ships to pass on either side.
	www.bridgesonthetyne.co.uk /swingbr.html (522 words)

	TexasFreeway > Houston > Photo Gallery > Quintana Swing Bridge on FM 1495, near Freeport (Site not responding. Last check: )
		A high clearance bridge is now under construction, and probably by the end of 2002, the swing bridge will perform its last swing.
		The bridge is fully pivoted and docked at the side of the intracoastal channel.
		The bridge is being closed as the towed pipe section end clears the bridge.
	texasfreeway.com /houston/photos/freeport/freeport_swing_bridge.shtml (590 words)

	George P. Coleman Bridge
		The Coleman Bridge was built as a 2-lane facility in 1952, and it connects the counties of York and Gloucester.
		George P. Coleman, the bridge's namesake, was the Commissioner (agency head) of the Virginia Department of Highways, from 1913 to 1922.
		The bridge was 77-feet in width with the continuous superstructure being AASHTO, Type IV I-beams and the simple spans being steel plate girder to accommodate the truss center span.
	www.roadstothefuture.com /Coleman_Bridge.html (1994 words)

	Swing Bridges: Spans link past, present
		After the bridge was built, she no longer had to take a leaky boat across the pre-waterway swamp to Socastee's church.
		The first swing bridges were built over the manmade canals of the U.S. northeast in the 1830s, said Frank Griggs, a retired professor of civil engineering with an interest in bridge history who taught at Union College in Schenectady, N.Y.
		There used to be a swing bridge in Georgetown County at Brown's Ferry, but it was replaced in the 1970s, said Brantley Forbes, the DOT's construction engineer in the county.
	www.topix.net /content/kri/2007/11/swing-bridges-spans-link-past-present (1969 words)

	Emergency Swing Dam Bridge Historic Sault Ste Marie Ontario Sault Locks
		I took a photo of a sign near the bridge, which has a description of the history and operation of the bridge, as well as a historic photo and diagram.
		The main thing is the shape of the bridge, which is an unusual combination of a camelback design like this one, while also having very long sections of straight top chords, reducing the curved appearance of the bridge to make it seem more like this bridge.
		The emergency swing bridge dam stopped the flood of water, allowing repairs to be done on the canal and the lock.
	www.historicbridges.org /truss/emergencyswing (1149 words)

	Douglas Harbour - Swing Bridge - Isle of Man Harbours Website
		Originally operated as a toll bridge for vehicular traffic of up to 2 tons weight and pedestrian traffic, the toll was dispensed with in 1952 and the Bridge barred to vehicular traffic in 1959.
		The engine house has to be staffed to operate the Bridge for all tide periods, or part thereof, from half flood to half ebb, which occur between the hours of 6am and midnight during the summer, and 7am to 11pm during the winter.
		In addition, the Bridge has to be “swung on” in the early morning and “swung off” at night when the limiting hours do not fall within a tide period.
	www.gov.im /harbours/swingbridge.xml (381 words)

	News Article 7-4-07
		TxDOT is renovating the bridge and will eventually restore it to its original, 1941 state, complete with red-green traffic lights, swing arms to stop traffic, and a bridge tenders booth.
		The swing bridge is being preserved, and now the group has hired a researcher to get the documentation to get the bridge listed on the National Registry of Historic Bridges.
		But after the Rainbow Bridge opened in 1938, and then the Cow Bayou Bridge opened in 1941, citizens decided to re-name their community Bridge City in honor of the bridges.
	www.kogt.com /CowBridge.htm (339 words)

	SDOT - Bridges and Roadway Structures
		The fourth movable bridge is the Spokane Street Bridge, which is a swing bridge.
		The First Avenue South Bridges, two parallel bridges at the City of Seattle's southern border, and the Montlake Bridge, are movable bridges maintained and operated by the Washington State Department of Transportation.
		The Fremont Bridge's current color was chosen by a 1985 poll taken among Fremont residents and by the Fremont Arts Council.
	www.cityofseattle.net /transportation/bridges.htm (681 words)

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