Case Study: The Oakland Two
Greyhawk Construction partnered with a local investor to build two detached ADU units behind an existing duplex in Oakland. With tight timelines, active tenants, and utility challenges, the team delivered a high-value rental-ready property ahead of the seasonal rush.
Publish Date: August 31, 2024
Building Smart for Profit
This detached 2-unit ADU build was designed for an investor focused on boosting property value and rental revenue. Located behind an occupied duplex, the job demanded precision scheduling, design discipline, and tenant-conscious planning.
Key Highlights: Outdoor areas, upgraded interior finishes, lush landscaping, and refined rough-in construction for seamless AHJ review
PROJECT AT A GLANCE
| General Contractor | Greyhawk Construction |
| Project Size | 1,000 ft² |
| Location | Oakland, CA |
| Project Start | October 2023 |
| Design/Permit Duration | 8 months |
| Construction Duration | 10 Months |
| Project Completion | August 2024 |
Objectives
The client’s key priorities:
- Build two rental-ready ADUs that look high-end but remain cost-effective
- Hit a critical timeline to make the units rentable for peak leasing season
- Avoid disruptions to current tenants on-site
Challenges
Greyhawk navigated several operational hurdles:
- Extended utility approval processes and complex agency (AHJ) reviews
- Ongoing tenant occupancy required noise, dust, and disruption control
- Compressed schedule meant minimal margin for delays
Solutions & Results
A design-build approach allowed for responsiveness and adaptability:
- Proactive engagement with utilities, inspectors, and city departments prevented costly delays
- Construction areas were clearly separated and shielded to minimize impact on residents
- Client finish selections were guided to offer the feel of luxury without overextending budget
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