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<br />-=r <br />~ <br />- <br /> <br />C. Kell-Smith & Associates, Inc. <br />... .. <br /> <br />1200 Bayhill Drive, Suite 224 <br />San Bruno, CA 94066 <br /> <br />650-827-3900 phone <br />650-827-3909 fax <br /> <br />www.kell-smith.com <br /> <br />San Leandro Residential Airport Noise Insulation Program <br /> <br />Introductory Phase <br /> <br />. 10 homes completed <br /> <br />· Noise reduction - Post-construction noise testing was conducted on 2 homes and <br />showed an average improvement of 5.5 dBA. The measurement results at the <br />Neptune Drive home exceeded the design goal 5 dBA noise level reduction <br />improvement. This home had older single glazed aluminum frame windows. <br /> <br />The results for the home on Laura Avenue showed a 2.2 dBA improvement in the <br />living room and 5.7 dBA improvement in the bedroom. This home had existing <br />dual glazed windows. Because of this, it was more difficult to make improvements <br />with the new acoustical treatments. <br /> <br />· Overall, homeowners were satisfied with contractor's work and results. To date, <br />no warranty issues. <br /> <br />Phase 1 <br /> <br />· Total 77 Homes Participating - Signed Easements (Port Has Possession) and <br />Installation Agreements (CKSA has possession of signed docs to be sent to <br />Recorders Office). <br /> <br />· Contractor Meeting scheduled for March 8 - Go over program, give Contractor <br />Contract Books containing Plans & Specs to come up with cost estimate to present <br />to City and the Port for their review and approval. <br /> <br />· Upon approval of G.E.'s cost estimate; CKSA will prepare Change Order to pick up <br />contractor's option for Phase 1. Change Order will be presented to City Council for <br />approval. Notice to Proceed to be issued. <br /> <br />· Pre-Construction Noise Testing - 9 homes Selected - Reschedule as soon as <br />weather improves, possibly at end of March. <br /> <br />Next Participation Lottery <br /> <br />Prepared mailing to 208 56 CNEL area homes for second Participation Lottery to be held this <br />spring. <br /> <br />2 mailings were done: December 14, 2006 and February 1,2007. March 2, 2007 was the <br />final deadline for returned forms. <br /> <br />Aircraft Noise Insulation Project · Program Management · Administrative Services <br />