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Caltrans outlines $247M SR‑58 rehabilitation with new eastbound truck climbing lane; construction contingent on funding
Summary
Caltrans District 9 told Kern COG the State Route 58 rehabilitation will replace about 44.8 lane miles with continuously reinforced concrete, add a 3.5-mile eastbound truck climbing lane, widen shoulders and install wildlife undercrossings; RTL is June 15, 2026, but construction timing depends on securing ~ $247 million.
Caltrans District 9 presented a multi-year rehabilitation of State Route 58 that includes 44.8 lane miles of continuously reinforced concrete pavement and a 3.5‑mile eastbound truck climbing lane, project staff said. "On paper it's a 40‑year design life, but in reality ... we project that it probably lasts more like 50 or 60 years," said Brian Wesling, deputy district director for Caltrans District 9 in Bishop.
The project, described at a Kern Council of Governments Transportation Planning Policy Committee meeting on Feb. 19, would also widen unpaved shoulders to 5 feet, upgrade bridge rails, replace roughly 21,000 feet of culverts, add about 39,000 feet of new or upgraded guardrail, and construct two wildlife undercrossings near Broom Road and Hart Flat. Caltrans said the pavement is mostly overlay (about 80%) with some inlay work for lane replacements.
Why it matters: SR‑58 is a…
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