Labor depends on the house's age
Flint homes built during the Durant-Dort and GM-era booms often hide old footing drains and tight access, both of which add labor beyond the visible repair.
Materials, disposal, and scope limits
A Flint quote should state repair boundaries, drainage capacity, materials suited to an older clay-tile system, disposal, testing, and restoration -- explicitly, not by assumption.
Permits and the county drain system
Work touching drainage near one of Genesee County's 1,400-plus drainage districts may need permits or coordination with the County Drain Commissioner. Confirm before grading or exterior work begins.
Nothing on this page is a quote — request a written, site-specific scope before treating any figure as real.