1. The threshold for bidding construction of a public improvement is two hundred fifty thousand dollars. The threshold for procuring plans, drawings, and specifications from an architect or engineer for construction of a public improvement is two hundred fifty thousand dollars.
2. Notwithstanding the thresholds in subsection 1, if the state or a political subdivision undertakes the construction of a public improvement and there is reason to believe that engineering or architectural services are necessary to protect the health, safety, or welfare of the public, the state or political subdivision shall consider consulting with an engineer or architect.