Foundation & basement waterproofing in Columbia, IL
Columbia is a growing Monroe County community with an older core and many newer subdivisions. Much of the area sits on Illinois' sinkhole plain, where limestone below the soil can dissolve and open sinkholes.
Need a foundation or waterproofing contractor in Columbia? Describe the job once, and up to 3 insured local pros who work in Columbia will reach out. It's free, and you're never obligated to hire anyone.
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What we see in Columbia
- Much of Columbia sits on Illinois' sinkhole plain, where limestone under the soil can dissolve. A sinking spot in the yard or sudden settling deserves a professional look.
- Monroe County is an optional mine subsidence county, so that coverage isn't automatic. Check your policy.
- Ask whether the contractor recommends a geotechnical evaluation for unusual settlement.
Questions to ask a foundation & basement waterproofing contractor
- What's causing the problem, and how does your fix address that cause?
- Do you recommend an independent structural engineer's evaluation?
- Which cracks are cosmetic and which are structural?
- What does the warranty cover, for how long, and does it transfer to a buyer?
- Will finished walls or flooring need to come out?
- Are you licensed where required and insured?
Illinois rules
- Roofers must hold an Illinois roofing license from IDFPR and put the license number on bids and contracts.
- Plumbers must be licensed by the Illinois Department of Public Health.
- On home repair jobs, contractors must give you the “Home Repair: Know Your Consumer Rights” pamphlet, with a signed acknowledgment when the job is over $1,000.
- Home repair contractors must carry liability insurance of at least $100,000 per person / $300,000 per occurrence for bodily injury and $50,000 for property damage (815 ILCS 513/25).