Section 19.10.170 - Construction by department(a) Except as provided in AS 44.33.300, it is the general policy of the state to require the construction of all highways under bid contract in accordance with AS 36.30 (State Procurement Code). However, subject to the provisions of (b) of this section, when the estimated cost of a construction project is less than $100,000 or when it appears to be in the best interests of the state, the department may perform the work notwithstanding any other provisions of law.(b) Construction or professional services in connection with the construction of highways performed by the department under (a) of this section that have an estimated cost exceeding $5,000 may not be performed by the department unless the commissioner determines, in writing, that the cost to the state will be less than that incurred as a result of a formally advertised or negotiated contract. The determination of the commissioner shall be supported by findings of fact which shall set out enough facts and circumstances to clearly justify the determination. The determinations and findings shall be maintained as a permanent record of the department.(c) In this section, "professional services" means architectural, engineering, or land surveying services.