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High Impact Alerts
- High impact construction on northbound I-5 in Seattle this weekend.
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Projects
Features
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Summer Construction
Construction projects ramping up as summer approaches
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I-5 Seattle repairs
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Mercer Street ramp meters
Weekend testing of Mercer Street ramp meters to I-5 prove beneficial to freeway traffic.
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Traffic impacts calendar
Plan ahead by checking for major traffic impacts on all state highways.