SU0011836 - Laserfiche WebLink

Home Browse Search

• • • Draft Supplemental Environmental Impact Report Page IV.0-8 • Forward Inc. Landfill 2018 Expansion Project • Location Time Period Ldn &Leg (dBA) Noise Sources • 56 feet east from up to 51 dB. Nearby sprinkler was • center of Austin Rd. up to 47 dB. • Site 4: Austin Road June 5, 12:00 24-hour Ldri s= Unattended noise measurements do at Lynch Rd., 59 a.m. through 67, 68, 68 not specifically identify noise • feet east from June 7, 11:59 sources. • center of Austin Rd. p.m., 2018 Hourly average • Tuesday - Leq's ranged Thursday from: • 72-hour 49-66 • measurement • Site 4: Austin Road June 4, 2018 5-minute results: Birds chirping and heavy-duty • at Lynch Rd., 59 12:15-12:25 Leq's =58, 64 trucks and other traffic along Austin feet east from p.m. L90's=41, 41 Rd. Maximum noise levels of 80 dB • center of Austin Rd. were from heavy truck pass-bys. • Background noise was less than 41.5 dB. • • Site 5: Northeast June 4, 2018 5-minute results: Many heavy trucks and autos. corner of Austin 2:48-2:58 p.m. Leq's=72, 71 Trucks braking at intersection • Rd. at Arch Rd., L90's=61, 60 resulted in Lmax of 88 dB. Trucks • near the entrance of moving at slow speeds were 68-79 BNSF Intermodal. dB. Autos were 56-81 dB. • 50 feet east from • center of Austin Rd. • Site 6: June 4, 2018 5-minute results: Only two vehicles on Newcastle • Approximately 350 2:23-2:33 p.m. Leq's =55, 52 Road during measurements (70 dB, feet southeast of L90's=47,45 58 dB). Airplanes were up to 62 dB. • 7833 Newcastle Rd., Wind was up to 57 dB. Beeping • and 60 feet east from landfill trucks was less than 43 from the center of dB. Could hear some traffic on • Newcastle Rd. Hwy 99. • Between the residence and the • landfill. • • • • • • • • • • • • • •