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Orange County Concrete & Flatwork.

Flatwork concrete across LA — driveways, patios, walks, ADU slabs. Subgrade compaction, vapor barrier, #4 rebar grid, 3,000 psi mix.

Orange County permits are quick when the parcel is in a streamlined city (Irvine, Anaheim, Santa Ana) and slower when the city is small and beachfront (Laguna, Newport's Balboa Peninsula). The most common schedule risk is the master-planned-community HOA — the building permit is fast, but the architectural review committee runs on its own monthly schedule.

Orange County cost band — 2026

$10 – $30 / sqft for flatwork

Broom finish bottom; stamped + colored top.

Orange County permit clock

610 weeks ministerial

1 week for 600 sqft patio.

Scope — start to keys.

  • Layout + form
  • Subgrade + base
  • Rebar + vapor barrier
  • Pour + finish
  • Joints + cure

What changes about the permit here.

  1. Irvine, Anaheim, Santa Ana: online ADU portals, typically 6–8 weeks ministerial.
  2. Coastal Zone in Laguna, Newport, parts of Huntington — CDP may be required.
  3. Master-planned-community HOAs review independently of city building & safety.
  4. Newport-Inglewood Fault Zone parcels need an Alquist-Priolo geotech investigation.

What moves the Orange County number.

  • Master-planned HOA design review pushes architectural / cladding budgets 15–25% higher.
  • Coastal Zone CDP in Laguna / Newport adds $20–60k in soft costs and timeline.
  • Alquist-Priolo geotech (Newport-Inglewood) commonly $12–30k.
  • Irvine / Anaheim labor cost runs at LA County median.

In short.

How much does an LA driveway cost?
Broom $10–$14/sqft; stamped $18–$28/sqft. Tear-out adds $4–$6/sqft.
Will concrete crack in LA?
Yes — we cut control joints at 8–12 ft to direct cracks.
Can my Irvine HOA block an ADU?
No. State law preempts HOA prohibition of ADUs. The HOA can review materials and elevations, but cannot deny the permit outright.
Do I need a CDP for a Newport Beach ADU?
Most of Newport's Balboa Peninsula and oceanfront sit in the Coastal Zone, requiring a CDP. Inland Newport parcels typically do not.

More we build in Orange County.

Concrete & Flatwork in nearby LA areas.

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