There have been some issues with ongoing maintenance projects through the years. He's been with WDIV since 2013. Workers then epoxy the segments together and run them through with steel tension wires. The cause, according to Michigan Highways, was construction loads at that location were too heavy. Located in Zilwaukee, in Saginaw County in the U.S. state of Michigan, the Zilwaukee Bridge is one of the most spectacular bridges in the world. Now, an average of 21.6 million vehicles cross the bridge per year. The Zilwaukee Bridge is a high-level, segmental concrete bridge spanning the Saginaw River in the U.S. state of Michigan.The river serves as the boundary between Zilwaukee Township and the city of Zilwaukee at this point, which is approximately 5 miles (8.0 km) north of downtown Saginaw.. This process is repeated until the entire span is closed. Most roads are bridges are simple structures, he said. A match-cast segment is attached to one side of that pier group During the six-month shutdown, traffic was rerouted via I-675 through downtown Saginaw and massive back-ups were common. Ken Haddad is the digital content and audience manager for WDIV / ClickOnDetroit.com. since the bridges construction in the 1980s, the agency has used It is also exceptionally tall to allow shipping to pass beneath the bridge. There will be about 27,000 miles of eighth-inch wire in the completed 1.5-mile-long bridge. It has 1592 concrete segments that weigh about 160 tons. back end and drives directly off. accident, what caused it and what was done to remedy the situation can (MDOT/Michigan Highways). 107. problems concerned the massive traffic tie-ups on the freeway each time The segments at Zilwaukee were constructed at a specially designed casting On December 7, 2012 the Detroit News reported that a $70 million MDOT program would commence the following April to replace 154 bearings, rebuild 4 miles of I-75, replace the Janes Road bridge, and repair the CSX and Wadsworth Road rail bridges in the area. Then again, there's not much about THIS bridge that I had known prior to when I first visited this website last year. The original bridge routed traffic through the small city of Saginaw. After the cleanup and investigations and hiring of new contractors, work didn't resume until late 1984. fixed to the opposite end. The Zilwaukee Bridge has a mile-long box underneath the entire span so maintenance workers can keep an eye on how its holding up. While the bridge has performed very well in the years since it has opened on the bridge did not resume until late 1984 under a new contract with Five sets of casting forms inside the building The bridge carries the I-75 / US 23 road. of Jason Hill: Zilwaukee Gallery, Michigan in Pictures: The Zilwaukee Bridge, Zilwaukee The history of the Zilwaukee Bridge is one of adaptation over time, as the little town of Zilwaukee started to grow. The bridge was built segment by segment, working from one end of the river toward the other side. 120 and 160 tons. This was done because the truck and trailer wouldnt have enough space to turn around. A 69 News crew is at the scene of this developing story. deck of the old drawbridge now rests on the bottom of Lake Huron as a fish has progressed down the bridge, all the ducts in the completed span are the safety of the Zilwaukee Bridge, then nearing completion. Zilwaukee Mayor Gene Jolin said he hopes the state will keep two-way traffic on the bridge when it starts a two-year deck replacement and bearing project in 2012. The Zilwaukee Bridge along Interstate 75 over the Saginaw River. Zilwaukee Bridge. According to a 1979 article in the Owosso Argus-Press, the City of Bay City considered purchasing the original Zilwaukee Bridge, paying to have it transported downstream on the Saginaw River, and erected to replace the Cass Bridge, which collapsed in the 1950s. (AP Photo/Michael Hollenbeck/The Saginaw News. You are still completely responsible for your decisions, your actions, and your safety. built in western Europe and have been found to be generally more economical The building and opening of the Zilwaukee Bridge: Yet, five years later than expected, on Dec. 23, 1987, the first vehicles crossed the northbound side. The bridge has twin decks built of a series The northbound lanes of Interstate 75 across the bridge, closed since Feb. 18, 2008, to replace bearings that allow it to expand and contract in changing weather, were due to reopen by the end of March. 13. Kayla is a Web Producer for ClickOnDetroit. Information. Department of Transportation issued a report detailing the background Investigators said there were five reasons for the failure. Saturday, August 20th 2022 Crashes impacting NB and SB 75 on the Zilwaukee Bridge. He has a BA in Philosophy from UC Santa Barbara, and an MA in Philosophy, Politics, and Economics from CEVRO Institute, Prague, Czech Republic. Create an account to start this course today. The bridge also features a massive tie-down block that spans 57 x 46 x 5-1/2 feet and weighs about 1,100 tons. If you purchase a product or register for an account through one of the links on our site, we may receive compensation. Zilwaukee Bridge - Old. It helps prevent water and roadway contaminants But the $3.3 million project hit some road blocks in March, forcing motorists to steer around the bridge for at least another two months. As a child, watching the bridge open and close was pretty cool, but when you're an adult, running late for work and stuck in traffic, the magic is kind of lost. The resulting fiasco was the worst in Michigan's transit history. The grout cures to become The Zilwaukee Bridge is a high-level, segmental concrete bridge spanning the Saginaw River in the U.S. state of Michigan. and one set outside were specially tailored to cast the 1,592 segments The entire segment instantly sank five feet lower than the section they were attempting to attach it to. inch in diameter. as the construction proceeds. Thanks to the new bridge, it is easy to get over the Saginaw. which are hollow and usually rectangular in shape. The material on this site may not be reproduced, distributed, transmitted, cached or otherwise used, except with the prior written permission of Advance Local. The hauler, based in Zilwaukee, transports auto parts and agriculture products. Flint Journal file photoTravelers go on the Zilwaukee Bridge during lunchtime in 1999. During a bearing replacement project, a contractor inadvertently cut through reinforced steel on the bridge, the agency has reported. Department of Transportation, Zilwaukee Bridge: Lin International (TYLI) to perform construction engineering services. This is the first time it has ever been an issue.. (Thanks to Claire Kerk for the tip!). In a recent e-mail to staffers, Kahn said he was concerned that this is a potential recurring construction mistake, recurring unnecessary costs and delays, and potentially dangerous at projects statewide. On precast segmental bridges, the concrete segments must be delivered Segments Its like a teacher waved a magic wand and did the work for me. copyright 2003-2023 Study.com. Instead, a chemical compound called calcium magnesium acetate is used as an alternative. computer-aided design drawings for projects built since the mid-1990s. In August of 1982, just one year before the bridge was supposed to be completed, one of the temporary compression blocks failed and collapsed. filled with cement grout under high pressure. one of the most spectacular bridges in the world. Repairs totaled $6.8 million. bridge was opened to traffic on Monday, September 19, 1988. Related: The story of Metro Detroits Cold War nuclear missile defense system: The original homeland security. We have some major businesses here in town that must have that expressway open.. At Zilwaukee, these jobs are accomplished by two specially 10. on this website in its entirety for informational purposes and can be Mark Brush was Michigan Radios Digital Media Director. The river serves as the boundary between Zilwaukee Township and the city of Zilwaukee at this point, which is approximately 5 miles (8.0 km) north of downtown Saginaw. The original Zilwaukee Bridge ended up causing more traffic than it eased, due to the fact that commuters in both directions had to stop whenever the drawbridge opened. of an epoxy resin makes the repaired area stronger than the concrete was The Mackinac Bridge opened in 1957. The 1982 accident completely stopped construction. When the bridge opened for river traffic, it sometimes caused miles-long traffic jams, especially during heavy travel days around the holidays and the start of firearms deer hunting season. being completed at either end of the new bridge, it was discovered one When the balanced group of four segments is in place, a segment is again At the time, the project was the largest pre-cast concrete segmental bridge in the United States, and the largest project the MDOT had ever undertaken. The first contract totaled $75 million. Some believe this Michigan bridge marks the start of Up North. The new contractor developed a method of heating the concrete to allow construction during the winter. It is the cables that hold all the segments in compression. to meet back up with US-23 (present-day M-13) found at the following link. group to create a solid unit, six segments long. It was the only stop on I-75 from southern Florida to the northern tip of Michigan. They ride electric cars inside to inspect and do repairs. During construction, the expansion joints were held in place by compression blocks that prevented them from moving until the box-girder deck was completed. Great Lakes freighter traffic would force it to open about three times a day. T-shirts and other items emblazoned with an image of a broken Zilwaukee Bridge and the word "Oops were available at local gas stations, according to residents. There were engineering calculations done that said this needs to be here and this load needs to be here and this counterweight needs to be here6 and it simply was not followed, former MDOT Chief Bridge Engineer Matt Chynoweth said. A pier footing cracked, presumably due to resulting stress. However, it is most often known as the source of a giant headache because of a costly and high-profile construction accident that halted work entirely for two years. While the Zilwaukee Bridge is a bit shorter than the Mackinac Bridge, it is much wider. where they are to be erected. added to one end of the completed group, and then a balancing segment is Here's a copy of letters this week from an MDOT engineer to Kahn and from Kahn to MDOT's director about the Zilwaukee Bridge construction mishap. The total launching girder apparatus weighs From MDOT: New guidelines recommend early, aggressive treatment for childhood obesity, Deaf student's Michigan lawsuit at center of Supreme Court case, Michigan secretary of state outlines policy hopes for legislative session, State survey: UP wolf population stable, may have reached capacity, Michigan to begin distributing $81 million opioid settlement money, How an 'anti-planner' helps artist with ADHD get stuff done, Price tag for keeping the Zilwaukee Bridge clear of ice and snow, I-75 North will continue across the bridge, I-75 South will shift onto I-75 northbound lanes and over the bridge. The $3.3 million project was further hindered when crews determined that more than 30 new bearings were not designed properly. 2023 Advance Local Media LLC. Zilwaukee Bridge is ahigh level bridge carrying I-75 [and US-23] over The current bridge replaced a smaller, bascule bridge (drawbridge) that was built in 1960. New bearings of "high-density plastic material" will give the bridge a much longer life: The bridge project, along with other nearby bridge and highway projects, are expected to cost $70 million. The concrete bid was $76.8 million. Sunshine Skyway Bridge at Tampa, Fla., opened in 1987. There are more than 4,000 miles of post-tensioned steel cable in the 1.5-mile-long bridge. MDOT said crews erected a steel reinforcement on the exterior of the bridge to ensure that the structural integrity of the bridge continues to remain sound. If not replaced, the normal shifting movements of the bridge would cause additional damage, thus reducing its lifespan. act as a continuous bridge. primary purpose of the epoxy is to act as an environmental seal of the To ease the commute along this route, a bridge was constructed over the Saginaw River. For example, consider drawbridges. Work started in 1979 and was supposed to finish in 1983. Today, there are more than 70 segmental bridges either completed or under "From the 'as built' plans for the bridge, the only steel that was expected to be encountered were smaller steel bars," said Bay Region Engineer Robert Ranck. (Please remember while reading the report, This important artery allows traffic to move through the area without. Insofar as that is the case, we will have continuing problems with repairs, whether its bridges, roads or any other construction projects that the state of Michigan has undertaken.. The shifting of the deck destroyed the bearing, damaged the pillar and foundations, broke apart concrete slabs of the deck, and misaligned other joints in the structure. ZILWAUKEE State Sen. Roger N. Kahn has urged the Michigan Department of Transportation to enact new, clear procedures to avoid the use of outdated blueprints that could lead to construction mishaps across the state. MDOT's policy requires concrete cracks be repaired if they are larger than Zilwaukee Bridge crash leaves 49-year-old woman seriously injured SAGINAW COUNTY, MI - Police expect a 49-year-old Ortonville woman to survive serious injuries she sustained after being hit by. it was issued prior to the completion of the bridge and is worded accordingly. With fuel prices the way they are, every mile extra hurts.. The Zilwaukee Bridge is a massive segmental concrete bridge that carries the I-75 over the Saginaw River in Michigan. 1987a nice Christmas present, four years after the bridge was to be The original So a new footing was built over the old footing and that is anchored down into bedrock, Chynoweth said. The bridge design called for expansion joints that would enable the bridge to expand and contract as the temperature rose and fell. Published: Jan. 16, 2023 at 8:39 AM PST. It was time to start assembling the concrete segments of the bridge surface. Increased traffic led to the construction of a four-lane drawbridge that raised to let boats pass in 1960. I would definitely recommend Study.com to my colleagues. In April 2008, a scheduled $3.3-million construction project to replace bridge bearingsdesigned to support up to 8,000,000 pounds eachwhich allow the bridge to move as much as a foot hit a snag. Learn about the Zilwaukee Bridge on the Saginaw River, its history, and its height. How to Survive and Journey through the Nanisivik Highway, The Ultimate Guide to Traveling the Inuvik-Tuktoyaktuk Highway, Tuktoyaktuk Winter Road was closed permanently on April 2017, Dalton Highway is the loneliest road on Earth, Slettnes lighthouse: the road to the end of Europe, How to Stay Safe on Dangerous Roads: Preparing Your Car for Bad Weather Driving. They range from a few hundred Six steps were required to bring the tilted 300-foot deck section back to its intened position. There has been a Saginaw bridge for nearly 70 years. Investigators found that much of the bridge was sound, but some of the pier columns needed to be reinforced before work could continue. Now that is amazing. On some cold days these new sections could not be properly sealed against water infiltration, eventually leading to spalling as the water froze and expanded. The bid for the steel bridge totaled $86.2 million. segments is then pulled together with high-strength steel cables, also However, let's step back in time to the genesis of the crossing and another is attached to the opposite side. Of MDOT closed the northbound lanes months longer than planned as a precaution and installed a steel brace on the outside of the massive concrete span that carries Interstate 75 traffic over the Saginaw River. In April 2008, work crews replacing bridge bearings unexpectedly drilled into several reinforcing steel bars in the bridge. All rights reserved (About Us). $77 million (not counting approaches and ramp work). 91.3 Port Huron 89.7 Lansing 91.1 Flint. A track-mounted crane atop the launching long flatbed truck and trailer. The Zilwaukee Bridge is one of the few, if not the only, bridge in Michigan that doesn't use salt to de-ice the roadway, an MDOT official said. The expectation was that adding this additional crossing would give vehicles more options and more direct routes, breaking up the traffic along the growing interstate. Thus, the new bridge is directly on the bridge superstructure. In 1960, the first The issue of one-way traffic is of great concern to local businesses and local government, he wrote in the letter to Steudle. It was only 150 feet wide and several ships ended up clipping the bridge, causing damage and even more traffic issues. Construction efforts hit a major setback in August 1982, when, among other, less-significant causes, mispositioned weight crushed a temporary block placed in an expansion joint. consisted of the new four-lane, double-leaf bascule (draw) bridge and a habitat. A 1960 article in the Lansing State Journal reported about a German-registry lake freighter, carrying 4,300 tons of scrap steel, slamming into the draw bridge after the bridge was jammed in the open position. in 1953. An average of more than 6,600 pounds of steel cables holds each segment in place. There were discussions about abandoning the project completely. the bridge was completed and the back-ups on the freeway reached three Top top it off, shipping traffic actually quadrupled in the years after All rights reserved (About Us). in an MDOT-produced publication from the early-1990s: The The bridge in question that "collapsed in the 1950s" has to be the Cass Avenue bridge, though re-using this bridge is something I've never heard about before. The towns population, as of 2010, was about 1,600. The Z-Bridge, as it has come to be called, has a rich and, at times, dangerous history, but its without a doubt one of the best-known bridges in Michigan. 4: The Accident in The after it is opened to traffic. repairs as well as a discussion of the safety of the bridge, which was to the bridge and held in place while the epoxy is applied and the cables no alterationsgrammatical or otherwisehave been made. Unfortunately, something happened that would change that plan. The weight of the launching girder, combined with the truck carrying a Well, hold on -- not exactly. Each is formed by 12 strands of steel cable, and each strand is formed by seven wires about one-eighth inch in diameter. a new contractor. completion. For the first three years, everything went according to plan, and all of the piers were constructed on schedule. On Tuesday, September 22, 1987 the final 117-ton piece pieces will fit perfectly when they are placed together on the bridge. Rated 5 / 5. It was opened in 1988 and is 8,000 feet (2440 m) long and 125 feet (38 m) at its highest point. of high-strength reinforced concrete segments held together by thousands a major concern with the public at the time. The Zilwaukee Bridge has some impressive specifications. The total cost of the bridge project was around $127 million, with the federal funds paying for 90 percent of it, according to MDOT records. The bridge was only 150 feet wide and several ships actually hit construction in the United States and Canada. The southbound side opened the next summer. [3] The Zilwaukee Bridge is approximately 8,000 feet (2,400m) in length and rises 125 feet (38m) at its highest point.[1][2]. spans are complete, the last segment is cast in place to join the spans. as well. Todays Zilwaukee Bridge can be traced back to the 1950s, and the original two-lane highway bypass on the east side of Saginaw, which according to Michigan Highways was completed in 1953. Registration on or use of this site constitutes acceptance of our User Agreement, Privacy Policy and Cookie Statement, and Your California Privacy Rights (User Agreement updated 1/1/21. Located in Zilwaukee, in Saginaw County in the U.S. state of Michigan, the Zilwaukee Bridge is one of the most spectacular bridges in the world. And the final contract to complete the bridge after a construction mishap totaled $38 million. construction accident halted all work in August 1982. Each is formed by 12 strands The construction of the structure was plagued with difficulties: when it was approximately half-complete, a major construction accident halted all work in August 1982. The Zilwaukee Bridge is a high-level bridge carrying I-75 (and U.S. 23) over the Saginaw River at Zilwaukee. Before she joined the team in 2018 she worked at WILX in Lansing as a digital producer. Or are you better off taking a different route? back to a major construction accident while bridge was not yet half completed The state spent $120 million to build the bridge but design problems and. But the state has about half a dozen spans, such as the Blue Water, Zug Island and Mackinac bridges, where it could apply lessons learned from the Zilwaukee Bridge mishap, he said. It was a lime-stone hauler from Buffalo. This archive footage shows construction at Michigan's Zilwaukee Bridge in 1982 and its official opening in 1987. Groves and Sons Company was the low bidder on a contract to complete the remaining bridge, and they engaged T.Y. While it may have seemed like a good idea in the late-1950s, soon after To use information contained on this site is to do so at your own risk. Share YOUR roads!We'vemorethan 13.000 roads but we want more! highway running from Detroit to the Mackinac Bridge. Much more on the two spans of the bridge simultaneously. To protect them from corrosion, all the high strength, post-tensioned steel cables inside the . Without the Zilwaukee Bridge, it would be much more difficult for drivers to pass through the region. Read: The Z-Bridge: The turbulent history behind Michigans Zilwaukee Bridge. It wasnt until 1987 that the final piece of concrete would be installed, and the northbound lanes of I-75/US-23 were routed over the bridge just before Christmas in 1987. Use our interactive map to explore the roads or just discover them by browsing the site. the opening of the (original) Zilwaukee Bridge in 1960 it became clear .004 inches (about the thickness of a human hair). cast into each segment. Many more steel tendons are stressed at this time to make the two spans Why is the Zilwaukee Bridge so tall? Community Rules apply to all content you upload or otherwise submit to this site. Rod Meloni is an Emmy Award-winning Business Editor on Local 4 News and a Certified Financial Planner Professional. following pages reproduce a 1987 report issued by the Michigan The agency has vowed to hire experts in concrete segmental bridge construction for the next project. The first two of those still serve this route across the current Zilwaukee Bridge today, but U.S. 10 was scaled back to end . Many have been It caused serious damage. 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