Based in Antioch, IllinoisServing nearby Northern Illinois & Southeast WisconsinCall 262-515-5833
Call 262-515-5833Estimate
A Sol-Cal construction vehicle displaying the company’s concrete and excavation capabilities

Decks · patios · retaining walls

Decks, Patios & Retaining Walls in Antioch, IL

Outdoor construction has to carry people, manage water, and survive freeze-thaw movement. The finished surface matters, but the support, base, grade, and drainage beneath it decide how the project performs.

01 Decks02 Patios03 Retaining walls

Three outdoor projects. Three different sets of warning signs.

DeckStructure + connection

Soft boards may be the symptom—not the full repair.

  • Loose or moving rails and stairs
  • Sagging framing or visible decay
  • Movement where the deck meets the home
  • A layout that no longer fits how the yard is used

Framing, ledger connections, footings, guards, stairs, material condition, and drainage should be reviewed before repair or replacement is chosen.

PatioBase + pitch

Standing water usually begins with elevation.

  • Water moving toward the foundation
  • Cracked, settled, or uneven surfaces
  • Freeze-thaw movement at edges and steps
  • Poor transitions to doors, walks, or lawn

Excavation, compacted base, drainage route, finished pitch, thickness, joints, and adjoining elevations shape a durable patio scope.

Retaining wallSoil + water

A leaning wall is holding back more than dirt.

  • Bulging, rotation, or separated courses
  • Washed-out soil or recurring erosion
  • Water pressure or no visible drainage outlet
  • Loads from a slope, driveway, or structure above

Retained height, soil, surcharge, base, drainage, reinforcement, and local engineering requirements must be understood together.

Build from the water path up.

When grade, runoff, access, and support are handled separately, the finished project can inherit the same problem it was supposed to solve. Sol-Cal can connect the phases that need to work together.

Check the service area
  1. 01

    Read the grade

    Locate high and low points, structures, utilities, easements, access limits, and where water currently travels.

    Excavation & site work ↗
  2. 02

    Remove what failed

    Define demolition, disposal, hidden base conditions, and how the property will stay accessible during removal.

    Demolition & removal ↗
  3. 03

    Build the support

    Prepare the base, footings, drainage, framing, or wall system for the project above it.

    Concrete construction ↗
  4. 04

    Finish the transitions

    Resolve steps, edges, rails, adjoining lawn, walks, doors, downspouts, and safe movement through the space.

    Foundations & drain tile ↗

Match the response to the cause.

A surface repair may make sense when the supporting system is stable and the damage is limited. Movement, widespread decay, failed drainage, or a layout that no longer works can point to a broader replacement scope.

Look atLimited repair may fit whenReplacement may need review when
MovementThe affected area is isolated and the support is stable.Settlement, leaning, sagging, or recurring movement is visible.
WaterRunoff can be corrected without rebuilding the assembly.Base washout, trapped water, erosion, or pressure is part of the failure.
UseThe size, access, stairs, and circulation still work.The existing layout creates a safety, access, or everyday-use problem.
Sol-Cal excavator performing construction site work

Removal and site preparation can be part of the same outdoor scope.

This is a real Sol-Cal equipment photo. It shows the removal and site-work capability that can support an outdoor construction project; it is not presented as a completed deck, patio, or retaining-wall portfolio image.

Meet Sol-Cal through real photos

Show the problem, the grade, and the space around it.

Wide photos are as useful as close-ups. Include the house, yard slope, access route, drainage path, and any structure or surface being removed.

Start the estimate request
  1. 01

    Project address and the outdoor problem or use the project should solve

  2. 02

    Preferred deck, patio, walkway, or retaining-wall location and approximate size

  3. 03

    Photos showing the house connection, grade, drainage, and access

  4. 04

    Existing structures or concrete that must be removed

  5. 05

    Material or finish preferences and maintenance expectations

  6. 06

    Wall height, slope, nearby loads, property lines, and known utilities

  7. 07

    Desired circulation, doors, stairs, railings, and connections to other surfaces

Plan for frost, water, structure, and local review.

The right answer depends on the property. These questions cover the conditions homeowners most often need clarified before an outdoor scope is set.

Ask about your property
How do I know whether an older deck should be repaired or replaced?

The decision depends on more than the visible boards. Posts, footings, beams, joists, ledger connections, fasteners, stairs, railings, movement, and the extent of rot or prior alterations all matter. A deck with widespread structural deterioration may not be a good candidate for a surface-only update.

What should be considered when choosing deck materials?

Appearance, maintenance, heat, traction, span requirements, fastening details, budget, and how the deck will be used should all be discussed. The supporting structure and manufacturer requirements still matter even when a low-maintenance surface is selected. Final options depend on the approved scope and material availability.

How is drainage handled around a new concrete patio or walkway?

The available elevation, house foundation, door thresholds, downspouts, neighboring surfaces, and safe water path affect the layout. A patio should not be planned as an isolated rectangle if it will direct water toward the building or trap it against another improvement. Site preparation and finished grade are reviewed together.

Why do retaining walls need more than stacked material?

A retaining wall holds back soil and may be affected by water, surcharge loads, frost, slope, and the material beneath it. Base preparation, drainage, wall type, height, and nearby structures influence the design. Leaning, bulging, or recurring washout can indicate that the problem extends beyond the visible face.

When would a retaining wall need engineering or a permit?

Municipal requirements vary, and wall height is not the only consideration. Slopes, driveways, buildings, property lines, fences, and other loads near the wall can affect what review is required. The local authority and project conditions determine whether plans, engineering, or inspections are necessary.

Can Sol-Cal remove an existing deck, patio, or retaining wall first?

Yes. Demolition, concrete breaking, debris removal, excavation, and base preparation can be included before replacement construction. The estimate should identify what is being removed, what must remain, access for equipment or hauling, and the condition expected before the new work begins.

Can a deck, patio, steps, and site work be planned together?

A combined scope may be the most practical approach when several outdoor elements share elevations, access, drainage, or connections to the house. Planning them together helps avoid a patio, footing, stair, or walkway being placed where it conflicts with the next phase of the outdoor space.

Share photos of the deck, patio, wall, surrounding grade, and where water travels after rain.

Start with what the yard is doing now.