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ADU & New Construction Blog

Practical guides to permits, planning and design for ADUs and new homes in Los Angeles and Orange County, from RD Fast Construction Inc. (CA Class B #1105076).

ADU & New Construction Guides

Oct 26, 2026 · Orange County

Planning an ADU in Orange County: What Drives Cost and Timeline

The main factors that shape the cost and timeline of an ADU in Orange County: ADU type, site conditions, utilities, design choices, fees and city review.

Oct 26, 2026 · Los Angeles

The New Home Construction Process in Los Angeles: Step by Step

A step-by-step guide to building a new home in Los Angeles: lot due diligence, LADBS and other agencies, plan check, fire zones, hillside rules and inspections.

Oct 25, 2026 · Orange County

Building a New Home in Orange County: Permits, Planning & Timeline

What to expect when building a new home in Orange County: lot checks, city vs. county permits, HOA and coastal reviews, energy code, and construction phases.

Oct 25, 2026 · Los Angeles

ADU Permit Process in Los Angeles: A Step-by-Step Guide

How the ADU permit process works in the City of Los Angeles: zoning checks, LADBS plan check, standard plans, state review timelines, and inspections.

More Articles

Services: New home construction · ADUs & garage conversions · Areas: Los Angeles · Orange County

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RD Fast Construction Inc. is a California Class B general contractor (Lic. #1105076), licensed since 2023. Owner Rafael Diaz has more than 10 years in construction. Call or text us, or send the form, and we'll set up a walk-through.

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