Defect Code 6
Missing Sidewalk / Undermined Flag
If a sidewalk flag is missing, washed out, or undermined beneath, DOT will cite it. We rebuild the sub-base, set forms, and pour new flags to fully restore the walking surface.
Signs You Have This Violation
- Visible gap or hole in the sidewalk
- Dirt or grass where a flag used to be
- Flag visibly tilted from washout below
- Voids visible under the slab edge
Repair Steps
- 1Locate utilitiesCall 811 markouts before excavation.
- 2Rebuild sub-baseCompact stone base brought to grade.
- 3Set formsForms set to match adjacent flags.
- 4Pour and finishNew 4" 4,000 psi concrete poured and broom-finished.
Typical Price Range
Range
800 – 1,800 per flag
Final price depends on access, number of flags, and whether a DOT permit is already on file. Every job includes a free written estimate.
Frequently Asked Questions
What caused the washout?+
Usually a leaking service line or downspout. We identify the cause so the new flag doesn't get undermined again.
Can I just fill it with gravel?+
No — DOT requires a proper concrete flag. Any other fill is a continuing violation.
Clear Your Defect Code 6 Violation This Week
Tell us what needs attention and where the property is located. We will review your request and follow up about the next available visit.
Open Mon–Sat 7:00 AM – 7:00 PM. No spam — we only contact you about your project.