City of Downey, CA
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CLIMATIC AND GEOGRAPHIC Table R301.2(1)
- Energy Compliance: Zone 8 and Zone 9-anything north of Vista Del Rio
- Rainfall Design: Based on 2" of rainfall per hour
- Ground Snow Load: 0
- Wind Design: Speed- 110mph (3 second gust)
- Topographic Effects- C
- Seismic Design Category: D-2
- Weathering: Negligible
- Frost Line Depth: 12"
- Termite: Very Heavy
- Winter Design Temp: 40
- ICE Barrier Underlayment Required: No
- Flood Zone: X
- Community Panel #060645-0005A
- Effective Date (Rev.) 1/11/2002
- Air Freezing Index: 0
- Mean Annual Temp: 60 degrees
STRUCTURAL DESIGN
- Seismic Design Category:
- Residential CRC: D subtext 0 or D subtext 1
- Commercial CBC: D
- Braced Walls
- Residential CRC: 602.10
- Commercial CBC: 2308.12
- Residential Additions: Use 1500psf for soil bearing per CRC (table R401.4.1)