A 21-foot-tall noise wall will be built along the northbound I-35 frontage road between 30th Street and 38 1/2 Street after residents in the Cherrywood neighborhood voted in favor of the project, according to the Texas Department of Transportation .

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TxDOT said 64% of eligible property owners returned ballots, with 92% voting in support of the wall’s construction. The barrier will be included in the upcoming University Segment of the I-35 Capital Express Central Project, which stretches from Hwy. 290 to Martin Luther King Jr. Boulevard and is expected to begin construction in mid-2026.

Sound barriers are typically installed when traffic sound levels reach 66 decibels or higher—roughly the volume of a normal conversation—or when future traffic is projected to double cu

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