Fall/Winter 2026  ·  Book an assessment

Structural Warning Sign

Horizontal Crack in Basement Wall

Horizontal cracks are the most serious type of foundation crack. They indicate lateral soil pressure and require prompt structural attention.

Don't wait on this one.

Horizontal cracks indicate structural movement. Left untreated, walls can bow further inward and eventually fail. Get an assessment as soon as possible.

What Causes Horizontal Cracks?

Horizontal cracks are caused by lateral pressure — the soil outside your foundation is pushing inward. This pressure builds up over time as soil expands from moisture, freezing, and the weight of compacted backfill.

Bowing walls are the most advanced form of this problem. If your wall is visibly curved inward, you need a structural repair — not just a crack seal.

Warning Signs

  • • Horizontal crack across wall
  • • Wall visibly bowing inward
  • • Crack is widening over time
  • • Door or window frames sticking
  • • Diagonal cracks at corners

Our Solution

  • • Carbon fibre strap installation
  • • Resists further wall movement
  • • No excavation required
  • • Permanent structural reinforcement
  • • Lifetime warranty

Our Customers Love Us

What People are Saying…

Extremely Knowledgeable!

"Great experience! Darren was the most experienced and professional person we met out of 5 quotes. He explained everything in easy to understand terms and took the time to answer our questions. There work was first class and I definitely recommend them to anyone with a leak issue."

H. Deweerd

Edmonton Home Owner

Saved Almost 50%

"Had four quotes and Crack Stop was by far the best deal considering the materials, warranty and the knowledge of my foundation. The work was started in less than week and took one day to complete. You'd be crazy to go with anyone else in my opinion."

K. Ludwick

Edmonton Home Owner

Best Decision We Made

"After getting several quotes, we chose Crack Stop and couldn't be happier. Professional, honest, and the work quality was outstanding. Our basement has been bone dry ever since. Highly recommend to any Edmonton homeowner."

R. Morrison

Edmonton Home Owner

RainWise Rebates — Edmonton

Reduce Your Net Repair Cost

Some drainage and foundation work may qualify for rebates when planned correctly before work begins. Ask us during your assessment.

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