FAQ Category: Streets Division

  • How does the City replace an expansion joint at a private driveway?

    If the City inspection indicates the need for replacement of an expansion joint between the street and a private driveway, it is performed at no charge to residents. This is a service provided by the City even though private driveways are the maintenance responsibility of the property owner. The City typically removes two to four…

  • How does Wentzville handle resident concerns about street movement?

    If the City receives a concern about street or driveway movement, we perform an inspection for misaligned joints and gaps along the street edge, sidewalks, and driveway expansion joints. If noticeable movement exists, the City may remove and replace several street slabs and install pavement underdrains to improve subgrade drainage. The City may also consider…

  • Has Wentzville done anything to manage street movement?

    Yes. Our street replacement and new construction standards include a compacted rock subgrade, pavement underdrains, and full depth pavement expansion joints. The City also encourages homeowners, builders, and developers to install full-depth expansion joints at several locations in their private driveways.

  • Does street and driveway movement happen everywhere?

    Street movement occurs in many locations depending on the terrain, temperature fluctuations and soil types. Street movement is often more noticeable at the end of cul-de-sacs, at “T” intersections, on hills and on the outside of street curves. This is because stopping and turning vehicles are frequently pushing on the pavement at these locations.

  • What causes street and driveway movement?

    Much street and driveway movement starts with temperature and moisture changes in the soil below. Some soils do not drain well and expand or contract as moisture levels change. Expansion and contraction of the soil pushes on foundations, driveways, sidewalks, and pavements. Another condition contributing to driveway and street movement is thermal expansion and contraction…