FORT LEONARD WOOD, Mo. — Work to enhance the security of the 80-year-old bridge outdoors the East Gate continues, with a completion date now slated for January 2023.
This week, in accordance with Dillon Barks, a civil engineer on the Directorate of Public Works, employees are persevering with to put in security gear underneath the bridge earlier than they will take away deteriorating concrete and substitute it with new decking.
Development on the 420-foot-long bridge that connects J Freeway to Fort Leonard Wooden was initially scheduled to be accomplished a lot earlier, Barks mentioned, however the scope of the mission modified when extra age-related issues on the World Warfare II-era construction have been discovered.
“We have been initially planning to mill and resurface the asphalt deck whereas additionally sealing the underlying concrete,” Barks mentioned. “We knew there was water penetrating each the asphalt and the concrete as a result of spalling on the underside of the concrete deck.”
Spalling is a time period used to explain when concrete breaks into smaller items. On this case, the bridge — which crosses over the Large Piney River — had, over time, been broken by water.
The extra work can have some added advantages, Barks mentioned.
“We’re changing the bridge bearings at each abutments in addition to re-painting the metal girders, which can help with the longevity of the bridge,” he mentioned.
Moreover, Barks mentioned the outdated metal guardrails are being changed with a concrete barrier that’s tied into the deck, updating the bridge to present requirements to additional guarantee the security of visitors.
As soon as the entire security gear is in place, the outdated paint and concrete might be eliminated. Barks mentioned the brand new decking is on order and scheduled to reach in September. As soon as the entire supplies arrive, the rebuild ought to be accomplished after the vacations.
“Ultimately, we can have a full-depth concrete deck as an alternative of a deck with an asphalt end,” Barks mentioned. “The upgrades being accomplished to the concrete will guarantee one of many bridges folks depend on each day to entry the set up is secure. Whereas it’s quickly inconvenient for a few of our commuters who should journey to one of many different set up entry factors, the security of each member of the Fort Leonard Wooden group is at all times our most vital concern.”