Blog

What happens when a retaining wall has no drainage
By Rene Cardona June 29, 2026
Retaining wall drainage prevents leaning, bowing, and collapse. Learn how it fails, how the system works, and the 5 components that keep a Bay Area wall standing.
What determines how long your french drain lasts
By Rene Cardona June 25, 2026
How long does a French drain last? 20 to 30 years when built right, 5 to 10 with shortcuts. Learn the signs of failure and when to repair vs replace in the Bay Area.
Fall clear and prep before the rains
By Rene Cardona June 21, 2026
French drain maintenance keeps your system running 20+ years. Learn the fall, winter, and spring checks Bay Area homeowners need to prevent clogs in clay soil.
What drives the cost per foot
By Rene Cardona June 18, 2026
French drain cost per foot runs $35 to $90 in the Bay Area. See the 5 factors that drive the price, what a typical project costs, and what cheap quotes leave out.
Cost comparison concrete vs pavers
By Rene Cardona June 15, 2026
Concrete driveway vs pavers: compare cost, durability, maintenance, and how each handles Bay Area clay soil. See which is the better value for your East Bay home.
Hairline cracks usually cosmetic
By Rene Cardona June 10, 2026
Foundation cracks: which to worry about and which to relax over. Learn how width, direction, and change signal cosmetic vs structural, plus Bay Area clay's role.
French drain depth for surface water control
By Rene Cardona June 6, 2026
How deep should a French drain be? 12 to 18 inches for surface water, 24 to 36 inches for foundations. See how Bay Area clay soil changes the right depth.
How thick should a residential concrete driveway be
By Rene Cardona June 2, 2026
How thick should a concrete driveway be? 4 inches is the standard for cars and 5 inches for trucks. But proper base prep matters more due to Bay Area clay.
By Rene Cardona May 29, 2026
Fix a sump pump that's not working with this step-by-step troubleshooting guide. Learn about the common causes and solutions from Cardona Construction.
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