Frequently Asked Questions
We proudly serve Marin County, San Francisco, and San Mateo County, including San Rafael, Novato, Mill Valley, San Francisco neighborhoods, Daly City, South San Francisco, San Mateo, Burlingame, Redwood City, and surrounding areas.
We provide a full range of concrete construction services such as new foundations, foundation replacement, foundation repair, retaining walls, stamped concrete, patios, walkways, steps, concrete floors, driveway installation, and concrete removal.
Yes, we provide free, no-obligation estimates. We visit your property, evaluate the site conditions, discuss your project goals, and deliver a detailed pricing proposal.
Maldonado Concrete has been in business for two years, backed by over 10 additional years of professional experience working in concrete construction and foundation work throughout the Bay Area.
Project timelines vary, but most typical projects take:
- Driveways: 3–5 days
- Patios / Walkways: 2–4 days
- Retaining Walls: 5–10 days
- Foundations: 1–3 weeks (depending on size and engineering)
We provide a clear schedule before starting any work.
Yes. For projects requiring permits—such as foundations, retaining walls, structural concrete, or major driveway work—we assist with plans, engineering, and city permit coordination.
We offer several finish styles, including:
- Broom finish
- Smooth trowel
- Stamped concrete
- Exposed aggregate
- Colored concrete
- Decorative borders
Stamped and colored concrete are especially popular for patios and outdoor living spaces.
Concrete cures enough for light foot traffic in 24–48 hours and vehicle traffic in 5–7 days. Full curing reaches maximum strength at 28 days.
Yes. We specialize in foundation replacement, foundation repair, crack repair, leveling, drainage solutions, and seismic upgrades. We restore structural stability and ensure your home meets modern safety standards.
Absolutely. We frequently work on hillside lots, sloped yards, and challenging terrain, especially in Marin and San Francisco. We use reinforced footings, proper grading, and engineered retaining systems.
Common causes include soil movement, temperature changes, heavy loads, poor base preparation, and natural curing. We help minimize cracking through proper compaction, reinforcement with rebar, correct mix design, and control joints. Some hairline cracking is normal and does not affect structural integrity.
Pricing depends on project size, thickness, engineering requirements, accessibility, and finish options. We provide transparent, itemized estimates so you know exactly what you’re paying for.
Yes, we offer full demolition, concrete removal, and haul-away services before installing new driveways, patios, walkways, or slabs.
Stamped concrete is very durable when installed correctly and sealed regularly. It can mimic stone, pavers, brick, or tile while offering a lower maintenance cost and longer lifespan.
Customers choose us because we offer 12+ years of concrete and foundation experience, high-quality workmanship, owner-operated service, knowledge of Bay Area soil and seismic conditions, and affordable pricing with excellent communication. We take pride in delivering concrete work that is built to last.