XF100.1 FIRE SPRINKLERS REQUIRED
Any future residences are required to be equipped with fire sprinklers per NFPA 13D. Title 17 of the King County Code requires that a fire hydrant supplying at least 1,000 gpm be located within 350 feet vehicular travel distance of the building envelope of each lot. Additionally, section 503 of the International Fire Code (IFC) requires all portions of the exterior walls of buildings (at grade) to be within 150-feet (as a person would walk via an approved route around the building) from an approved minimum 20-foot wide, unobstructed fire apparatus access. If all requirements above are met the requirement to install fire sprinklers may be removed by the King County Fire Marshal or his/her designee.
b. The Fire Code requires all portions of the exterior walls of structures to be within 150-feet (as a person would walk via an approved route around the building) to qualify for removal of the fire sprinkler requirement the driving surface of the fire apparatus access has to be a minimum of
20- feet wide, 28-feet in width if parking is permitted on one side of the roadway, and at least 36-feet in width if parking is permitted on both sides, fire hydrants shall meet the requirements of K.C.C. 17 and Fire Flow meet 1,000 GPM at 20 psi.
Applied | Notice | 04/23/2020