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Rail Fix Shuts Down U.S. 20, Duneland Drivers Brace For A Week Of Detours

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Published on May 31, 2026
Rail Fix Shuts Down U.S. 20, Duneland Drivers Brace For A Week Of DetoursSource: Indiana Department of Transportation

Drivers who live and work along U.S. 20 in Porter County are in for a rough commute this week, as crews shut down a stretch of the highway for railroad repairs. The closure targets a key east-west route used heavily by both daily commuters and freight traffic, and officials are warning that posted detours and delays are part of the deal while track and crossing components get fixed.

When and where

The Times of Northwest Indiana reported Friday that railroad repairs will shut down U.S. 20 in Porter County this week, with work focused at a rail crossing in the Duneland area and detours put in place while crews replace damaged components. According to The Times of Northwest Indiana, motorists should expect periodic full closures of the highway where the repairs are happening.

What to expect

The Indiana Department of Transportation has been running a series of projects along U.S. 20 nearby, including lane shifts and auxiliary turn-lane work that already have produced traffic switches in the corridor. As reported by ABC57, INDOT is asking drivers to allow extra time, obey posted signs, and slow down through all work zones.

Local notices and detours

Town and county news feeds routinely post advance alerts for U.S. 20 closures and publish detour information when work is scheduled, and officials say signed detours will route traffic onto county roads and nearby state routes during repairs. That pattern of advisories appears on the Town of Chesterton's news page, which has previously listed U.S. 20 lane-closure notices and ramp restrictions used to manage traffic around work zones.

Why it matters

U.S. 20 has been the focus of several maintenance and safety projects across LaPorte and Porter counties this year as INDOT upgrades turn lanes and addresses structural issues, a multi-phase program that has already required frequent traffic switches. Indiana 105 notes that the larger scheme of work on U.S. 20 is expected to continue through the warmer months.

Plan ahead

If you travel through the Duneland area on U.S. 20 this week, allow extra travel time, follow posted detour signage, and expect delays during peak hours. INDOT's guidance to “slow down” and drive distraction-free in work zones was summarized in recent coverage, so check local traffic pages and INDOT advisories before you head out.

Chicago-Transportation & Infrastructure