Sr 520 bridge replacement and hov program washington. During the third year of construction, crews in aberdeen finished constructing pontoon cycles 2, 3 and 4. By the time construction was completed in march 2015, 77 pontoons had been built in aberdeen and tacoma, and floated. A crack, even one just onesix thousandth of an inch wide, is considered a structural flaw for a pontoon because it allows water to get inside and compromise the structural integrity of the entire.
Chapter 1 of the final eis provides additional discussion about project costs, and how wsdot will attempt to address budget needs as the project advances. Construction of new sr 520 pontoons reached the finish line in 2015. A total of 77 pontoons were constructed in aberdeen and tacoma before being floated to lake washington, where the pontoons form the backbone of the new sr 520 floating bridge. Washington state route 520 sr 520 is one of only two major state. The floating bridge replacement is part of the sr 520 bridge replacement and hov program which aims to replace the sr 520 floating bridge and improve the portage bay bridge and approach roads in the corridor. Sep 11, 20 sr 520 floating bridge and landings project deputy construction manager greg meadows shares an overview of repair procedures made to pontoon w, one of four cycle 1 sr 520 bridge pontoons requiring. Locate a project by clicking on the name in the list. Big cranes and construction barges line the shores of medina, where the easternmost span of state route 520 meets land. Pontoon cracks will push 520 bridge completion to 2015 the state plans to spend tens of millions of dollars in contingency funds to repair existing cracks and prevent. Description replace your pontoon boats cracked or missing deck corners. Sep 23, 2012 the state route 520 bridge and its 33 massive pontoons have floated on lake washington for 50 years.
Aluminum pontoon corner caps boat carpeting ships free. Construction of new sr 520 pontoons began in 2011 in both aberdeen and tacoma. Sr 520 bridge replacement and hov program julie meredith, p. The bridges pontoons have become vulnerable to windstorms, and its support columns have become vulnerable to earthquakes. Sr 520 bridge replacement and hov program february. The final three aberdeenbuilt pontoons were completed in march 2015. Wise 8wd3 deluxe series pontoon 25 radius corner seat. Washington state department of transportation wsdot has reached agreement with its pontoon contractor for added costs associated with building pontoons for the new state route 520 floating bridge.
The entire raft was pushed as a single unit, like a large 1,000footlong ship, to the west end of the bridge where it was joined to pontoon e and eventually the westernmost pontoon a. Rosellini, opened on august 28, 1963, carrying the fourlane state route 520 at the time designated temporarily as the evergreen point branch of primary state highway 1 until the 1964 state highway renumbering. Building a new 520, the worlds longest floating bridge. Sr520 pontoon construction general construction company. Gerwick, marine and bridge engineering firm commissioned by kgm. Repairs and design modifications are coming to the pontoons that will support the new state route 520 floating bridge, the state department of transportation announced tuesday.
The goto source for information on sr 520 construction. This pontoon is 22 feet long and weighs 2150 pounds dry. Sylvan smokercraft new pontoon boat rail corner cap 299 heavy. Progress continues on the sr 520 pontoon construction project, as the third cycle of new pontoons left the aberdeen casting basin on a sunny saturday morning, oct. Made up a couple of samples of the wall material im gonna use. Depending upon where the leak is located on the pontoon, it may be helpful to use jacks, wenches and other equipment to take the pontoon off of its trailer in the absence of a boat lift, and to put it on a stand for easy access. Pontoon specialists is the premiere online pontoon parts and pontoon furniture site.
Marine construction associated underwater services. State fires top bridge engineer over 520 pontoon flaws the seattle. Wsdot says cracks in new sr 520 pontoons are par for the course. Jul 31, 2014 sylvan smokercraft new pontoon boat rail corner cap 299 heavy duty cast aluminum stay safe and healthy. Damen shipyards built its first barge in 1979 and since that time hundreds of pontoons and barges have been constructed for customers all over the world. The bridges pontoons are subject to cracking and leaking and its low position. Sr 520 west approach bridge north project completed december. The washington state department of transportation and its contractors have reached agreements on the cost of repairing four pontoons from the first construction cycle and modifying another four pontoons from the second cycle for the new state route 520 floating bridge. If you are considering corner caps boat parts, you have come to the appropriate place. Pontoon boats products and accessories standard boat kit parts these parts are for the standard 8 boat kit. We offer the best selection of boats to choose from. This one is the frp sheet from hd, 12 inch rigid foam, and 14 inch marine ply. Our focus was to ensure fish health during the float out of large pontoons used for the replacement of the sr 520 floating bridge in seattle, washington. One of the more important aspects of a floating bridge is that it stays afloat.
Komo investigators uncover more problems with kiewit. I am missing one on the monark project boat i am trying to restoreid love to find the same typebut would also be happy to find anything at all no matter the brandany one have any info on where i might obtain. Cracks in some pontoons have forced costly repairs. Choose from two popular styles rounded or 90 degree designed to enhance your boats appearance and withstand severe dock impacts made of supertough marine grade composites for color stability and longterm durability. The next batch of pontoons for the new state route 520 bridge are currently under construction in aberdeen, and improved design and construction techniques will be used to eliminate concrete spalling and reduce cracking. The sr 520 bridge replacement and hov program is reconstructing sr 520 in phases, primarily working from east to west.
We provide the best quality and prices for pontoon furniture, pontoon parts, corner caps and accessories. Repair costs, and revised schedule for sr 520 pontoons. It is powered by a f115la with 3 years warranty82017 and 39. Buy your next boat on from dealers, owners, and brokers. Construction of the new sr 520 pontoons continued in 20. The 7,710footlong 2,350 m floating span is the longest floating bridge in the world, as well as the worlds widest measuring 116 feet 35 m at its midpoint. Radius corner fits in both square and radius corner railings. The grand opening of the new sr 520 evergreen point floating bridge was a historical event attended by over 50,000 people on april 2 and 3, 2016. When the new bridge opens in 2014, something will have to be done with all that concrete. The original evergreen point floating bridge, also named for state governor albert d. Easy to install and puts a great finishing touch on your pontoon boat project. A crowd of more than 200 cheered in grays harbor as gov. Sr 520 floating bridge us department of transportation.
The drawspans retract into hourglassshaped sections on both sides. Com congratulations to wsdot and project partners on the sr 520 floating bridge grand. Why did wsdot replace the old sr 520 floating bridge and landings. Several of them sprung leaks and cracks after the cement set in aberdeen. Wsdot is moving forward with pontoon construction to replace the aging and. You will need to drill the mounting hole once you find the right proper placement on your pontoon.
It was not as rigid as i wanted so for the actual wall, ill step up to 38 marine ply. Arkansas river pontoon bridge yell county, arkansas at one time owned by the dardanelle and russellville railroad, but no trains ever crossed it. Sr 520 pontoon repair costs announced kxro newsradio. Will these corners work on a 1998 sun tracker party barg 24 ft pontoon. Mar 30, 2016 many thousands of tech workers rely on sr 520 to get back and forth across lake washington. Perhaps most importantly, a small touchscreen panel in a nondescript corner of the building. Pontoon carries a vast selection of pontoon boat accessories and pontoon parts. Your south bay pontoons aluminum hulled boat can be kept in better condition by covering it properly when not in use.
Videos regarding the pontoons constructed for the new sr 520 floating bridge. Washington transportation secretary paula hammond announced this week that wsdot is. State route sr 520 is one of two major eastwest roadways crossing lake washington, located within king county and the seattle metropolitan area in the state of washington. Discover sr 520 floating bridge key facts and common questions. Chris gregoire and other officials celebrated the start of a construction project that brought jobs to the community and helped replace the vulnerable state route 520 floating bridge across lake washington.
Past storms sheared off components on the old sr 520 floating bridge and caused pontoon cracks and leaks that required significant maintenance and retrofits. The sr 520 pontoon construction project built 33 of the new floating bridges 77 pontoons at a casting basin in aberdeen, wash. Fits most older pontoon boats, you can easily modify the edges of your plywood easily enough to accommodate the small radius. Sr 20 sharpes corner vicinity interchange complete november 2018. Standard boat kit parts pontoon boat kits aluminum. Cracks in the pontoon end walls which extended into the keel slab beneath the pontoons were. But less than a week before news broke that cracks in 520 pontoons. Aerial view of state route sr 520 evergreen point floating bridge highrise. Kurt schlosser geekwire once the new bridge opens to traffic, work will begin on dismantling the old. On march 10, 2015, the sixth and final cycle of pontoons were towed from aberdeen to lake washington. Congratulations to wsdot and project partners on the sr 520 floating bridge grand. Currently there are certainly a lot of sites to purchase from online, yet you have actually selected our website and we appreciate that very much. Wsdot says cracks in new sr520 pontoons are par for the course.
During the first round of pontoon construction, crews encountered spalling chipped concrete and cracking in pontoon end walls. Just predrill mounting hole on the pontoon deck and bolt down. Pontoon t was floated out of the vigorowned dry dock thursday, aug. Rosellini bridge, carries washington state route 520 across lake washington from seattle to its eastern suburbs. The 44 other pontoons needed to support the new bridge were built at a casting basin in tacoma. We have the most extensive inventory of pontoon rebuilding parts in the usa. Sr 520, floating bridge and landings project federal aid no. Click on a green marker to view completed project information. At the peak times of the seattle sr 520 floating bridge replacement project, 12 employees of spokane, washingtonbased associated underwater services have been working in shifts performing several tasks including crack inspections, keel slab repairs, anchor cable replacements, joining pontoons, cathodic protection, installation of the deviation frames, rov inspections of the cables, and casing.
Teaming up to accelerate lake washingtons floating bridge. Lost pontoon bridge over arkansas river in dardanelle. This is a clean 2012 oneowner blue south bay 520cr that is actually 21. After publication of the final eis, fhwa will issue a. Carried old military road, a major route between little rock and fort smith. Please practice handwashing and social distancing, and check out our resources for adapting to these times.
Concrete faults delay floatout of sr520 bridge pontoons. Pontoon watchers can expect to see the massive concrete pontoon. The change orders to fix the cracks due to pontoon. Other sr 520 floating bridge construction will continue on pontoons in tacoma, on anchors in kenmore and bridge supports on the east side of lake washington. The construction programs planned improvements extend from i5 in seattle to i405 in bellevue. Fluidr makes it easy to view photos and videos on flickr using continuous pagination which essentially means that you can view hundreds of photos and videos without ever having to click on a next link. Click on an orange marker to view active project information. After nearly 50 years in service, it is nearing the end of its original service life. If a property owner installs a new concrete sidewalk, the owner or the contractor must obtain a street use permit to make sure the walkway meets the citys current standards, including wheelchair ramps at street corners and proper drainage of. The sr 520 bridge sees 115,000 cars per day and has only two lanes in each direction.
If a 100year storm event were to occur, the pontoons are designed to prevent large cracks from developing that would allow water to leak in and sink the bridge. The roadway extends from its western terminus at interstate 5 eastward across lake washington, intersecting with interstate 405, and continuing east to redmond where it terminates at sr 202. State fires top bridge engineer over 520 pontoon flaws. Sr 520 pontoon construction project completed march 2015. Structure magazine construction of the worlds longest. But the state department of transportation says drivers dont need to. New state route 520 floating bridge opens to traffic on april 25, 2016. Investigation uncovers widespread leaks on new 520 pontoons. Sr 520 bridge replacement and hov program floating. In the case of sr 520, thats 77 giant boxes of air, the largest of them 28 feet tall, 75 feet wide, and 360. Inner structures of pontoons for the new sr 520 bridge. This will help to prolong its use and resale value.
In case you are hunting for pontoon corner boat parts, you have indeed come to the right place. Pontoon problems have plagued the sr 520 bridge project. Certainly there are a lot of sites to go shopping from on the world wide web, but you have definitely picked our website and we appreciate it greatly. Drinking on the job, leaks and cracks with the new 520 bridge pontoons, and now the problem solvers have uncovered alleged construction flaws at safeco field and with the iconic bay bridge in. A safety funded project at the intersection of us 20 central ave. Work has been under way to address cracking discovered last month.
The pontoon construction project groundbreaking took place in aberdeen on feb. New state route 520 floating bridge opens to traffic on. The new pontoons are designed for a 75year service life to withstand windstorms up to 89 mph and a 1,000year earthquake event. During the first year of construction, crews in aberdeen constructed the casting basin in which the pontoons were built. Big cranes and construction barges line the shores of medina, where the easternmost span of stateroute 520 meets land. Sr 520 i5 to medinaevergreen point floating bridge. Cushion only uv and mildew treated marine grade vinyl. Tables, cup holders, battery boxes, battery terminals, fender savers, cleats, ladders, pontoon boat covers, pontoon bimini tops, bimini straps, and much more.
How to repair a pontoon leak gone outdoors your adventure. Powder coated aluminum pontoon boat corner caps for squared edge pontoon boat decks. The three types of pontoons that will support the new sr 520 floating bridge. Though the cracks didnt create a risk that the bridge itself would fail, they would have let water seep into the pontoons, leading to corrosion that would have. Sr 520 pontoon repair costs announced july 31, 20 kxro newsradio the washington state department of transportation have announced the cost of repairing four pontoons from the first construction cycle and modifying another four from the second cycle for the new state route 520. Ask about our new 8 ft anodized aluminum f channels to go with your corner caps. What it takes to keep a 7,700foot floating bridge from doom. This can be a big job, and can also be dangerous, so extreme caution is recommended. The evergreen point floating bridge, also known as the 520 bridge and officially the governor albert d. The washington state department of transportation and its contractors have reached agreements on the cost of repairing four pontoons from the first construction cycle and modifying another four.
Once hailed as the longest pontoon bridge over moving water. Jul 31, 20 sr 520 pontoon repair costs announced july 31, 20 kxro newsradio the washington state department of transportation have announced the cost of repairing four pontoons from the first construction cycle and modifying another four from the second cycle for the new state route 520 floating bridge. This weight does not account for passengers, fuel, or gear. Evergreen point bridge and sr520, from i5 to the eastern shore of lake. Test pontoon prepares team for realtime construction. Wsdot says cracks in new sr520 pontoons are par for the. This is where the pontoons that have been floated in from aberdeen and tacoma are located now. Construction has begun on the sr 520, pontoon construction project. The sr 520 bridge replacement and hov program is enhancing public safety and mobility by replacing the highways aging, vulnerable bridges and making significant transit and roadway improvements throughout the corridor.
The project is the first construction phase of the sr 520 i5 to median. You may have heard about some issues with the large concrete pontoons being built for the new 520 bridge across lake washington. Unforunately, this pontoon corner cap does not have predrilled holes to mount it. That seems like a simple enough design request, and the existing sr 520 bridge over lake washington has met that.