Eight kinds of work
Different symptoms point at different causes, and the right repair depends on which one you actually have. Pick the closest match below, or call (217) 882-0544 and describe it.
Start here
Elevation readings, wall condition and exterior water routing, so you buy the repair you actually need.
Read moreSlab-on-grade
Underpinning with piers where a slab has dropped, or void-filling where it has only lost support.
Read moreOlder housing stock
New footings below frost, replacement columns, and framing repair where the wood has lost section.
Read moreUnder the floor
Dry the space, then repair the structure. Doing it the other way round rarely holds.
Read moreConcrete lifting
Slurry or polyurethane foam to bring settled driveways, walks and patios back up to grade.
Read moreRoot cause work
Rebuilt slope, extended discharge and swales, so water stops collecting against the wall.
Read moreReading the wall
Injection where the wall is sound, reinforcement where soil pressure is winning.
Read moreKeeping water out
Interior perimeter drains, exterior tile replacement and sump discharge that actually reaches daylight.
Read moreMost Champaign County homeowners land here because of one of three things: something cracked, something is wet, or something is not level anymore. Those map onto the services above fairly cleanly.
Cracking sends you toward crack repair if the wall is otherwise sound, or toward slab repair if part of the footing has dropped. Water sends you toward drain systems for what has already reached the wall and grading correction for what is still on the surface. Uneven floors point at pier and beam work or crawl space repair in older homes, and sunken exterior concrete usually means lifting rather than replacement.
If none of that is obvious from the outside, start with a foundation inspection. It is the cheapest way to avoid buying the wrong repair.
Water almost always comes first in the causal chain on this soil, and it almost always comes last in the repair order homeowners choose. Fixing grade and discharge before you underpin is not always possible, but where it is, it stops the problem from returning after the structural work is done.
Most homeowners arrive at this page holding a symptom: a crack, a damp corner, a floor that feels wrong. The trouble with pricing a symptom is that the same one has several possible causes, and each cause leads to a different repair at a different price. A wet basement wall might be surface water finding the backfill trench, a seasonal water table pressing on the footing, a failed exterior drain line, or a plumbing leak. Those are four scopes ranging from a weekend of grading work to a full perimeter drainage system. The purpose of an assessment is to move you from the symptom to the cause, and any quote that skips that step is pricing a guess.
It is worth understanding that this industry does two distinct kinds of work that often get quoted together. Structural work supports or reinforces the building: piers, brackets, wall anchors, carbon fiber, new footings, framing repair. Water management keeps water away from the building: grading, discharge extension, perimeter drains, sump systems, vapor barriers. On this soil the second frequently causes the need for the first, which is why they end up on the same estimate. But they are different scopes with different lifespans, and asking for them broken out separately lets you see what you are actually buying and, sometimes, to sequence them across two budget years rather than one.
Every service on this page behaves differently here than it would on sand or on bedrock. Champaign County sits on flat glacial till plain with deep, poorly drained silty clay loam over stratified drift. Water arrives and does not leave. Clay holds it, swells with it, and shrinks when it eventually goes. Then frost drives into ground that is already saturated and lifts whatever is above it, and the fine material that migrates into the gap means things rarely settle back exactly where they started. That is the local physics behind cracked walls, settled slabs, wet crawl spaces and sunken driveways alike. It is one mechanism producing many symptoms.
The working calendar here is real and it affects planning. Exterior excavation, grading and anything requiring open ground needs unfrozen soil, so that work runs roughly from spring thaw through late autumn. Interior work, perimeter drains, crack repair, crawl space and pier work, can generally proceed year round. Assessment is a different matter again: the most informative time to look at a basement is late winter into early spring when the water table is high and the wall is under load, even though the exterior repair that follows will have to wait. A sensible sequence is to assess when the symptoms are showing and schedule the work for the season that suits it.
Homeowners routinely gather three quotes and find them impossible to compare, because each contractor has scoped a different job. The fix is to make the comparison structural rather than numerical. Ask each one what they believe the cause is, not just what they propose to do. Ask what the repair is intended to achieve, stabilisation or recovery, because those are different promises. Ask what is excluded, particularly backfill, compaction, restoring grade and cosmetic repair, since those routinely appear as extras later. And ask what happens if the problem recurs, in writing. Three quotes answered that way become genuinely comparable even when the totals differ substantially.
A small amount of preparation changes the quality of the first visit. Photograph every symptom with something in frame for scale and write the date on it. Go outside during an actual rainstorm and watch where water goes: gutters, downspouts, the grade against the wall, any low spot that holds. Clear access to the crawl space hatch or the affected basement wall so nothing has to be moved on the day. Find any paperwork the house has, previous inspections, repair records, the original grading plan if it is a newer build. That material is frequently the thing that turns a two-visit diagnosis into a one-visit one.
Foundation problems are not evenly distributed around a building, and knowing where they cluster helps you look in the right places. Attached garages, additions, enclosed porches and stoops account for a disproportionate share of the movement in this county, because they are typically built on backfill, carry far less weight to resist heave than the main house, and are unheated so the ground beneath them freezes deeper. The wall elevation that faces prevailing weather takes more water than the others. Corners concentrate stress. And the strip of ground following the outline of the house, where backfill was placed and has been settling ever since, is where most of the water that causes the trouble collects. If you are walking your own property looking for problems, those are the places to start rather than the middle of a wall.