Case Study Reviving a Historic Buildings Roof in Oakland
Project Overview
The historic Oakland City Hall, built in 1925, required a roof overhaul to address leaks and structural deterioration. The goal was to preserve the original architectural details while installing a durable, waterproof system.
Challenges Faced
- Limited access due to narrow staircases.
- Preservation of original slate tiles.
- Compliance with California historic preservation regulations.
- Minimizing disruption to daily city operations.
Our Solution
- Detailed Survey: We conducted a comprehensive assessment of the roof structure and existing materials.
- Custom Waterproofing Membrane: Installed a high‑performance, breathable membrane beneath the slate tiles.
- Reinforced Flashing: Replaced outdated flashing with modern, corrosion‑resistant metal.
- Precision Installation: Used specialized equipment to access tight spaces without damaging historic features.
- Quality Assurance: Conducted pressure tests and moisture inspections to ensure leak‑free performance.
Results
- Restored roof integrity with a projected lifespan of 30 years.
- Maintained the building’s historic aesthetic.
- Reduced energy consumption by 15% due to improved insulation.
- Received commendation from the Oakland Historic Preservation Board.
Learn More
Contact RoofGuard to discuss how we can protect your historic property with modern roofing solutions.