DPWES Letters to Industry
Land Development Services
12055 Government Center Parkway
703-324-1780, TTY 711
July 1, 2006
Residential Concrete Foundation Wall Design Parameters
In coordination with other local jurisdictions and industry, Fairfax County is adopting guidelines (PDF) which clarify Section R404, Foundation Walls, of the International Residential Code.
The new guidelines (PDF), effective September 1, 2006, address restraint requirements before placement of fill, curing times for plain concrete, brick ledge parameters and submission requirements for other foundation wall designs.