In a June 2018 email, acoustics consultant Ben Sharp contacts Sharyn Ward, former manager of King County's Sound Insulation (SI) program, while researching aging airport sound insulation treatments for an FAA report responding to a Congressional inquiry. Sharp notes that SFO is the only airport he has found planning a replacement/repair program for homeowners within the DNL 65 noise contour, funded without FAA assistance. He specifically asks Ward about known aging problems with windows installed during the early years of the Sea-Tac (SEA) sound insulation program, noting that the program is not currently planning to offer any assistance to affected homeowners.Open full document
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Ben Sharp, a consultant for FAA HQ, writes to Sharyn at King County seeking information about aging problems with windows installed in the early years of the SEA sound insulation program. The letter discusses a Congressional inquiry on aging sound insulation treatments and notes that SFO is the only airport Sharp is aware of planning a replacement/repair program for homeowners. Sharp mentions he has spoken with Stan Shepherd and notes no assistance is currently planned for homeowners at Sea-Tac.