The certification(s) for Steven Tjoelker, ID No. 51001: Certification Type Certified Expiration 10 Certified Traffic Signal Inspector 02/08/2023 02/28/2026 13 Asphalt Concrete Pavement Inspector 01/09/2020 01/09/2025 19 Certified General Construction Inspector 04/27/2023 04/30/2028
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