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RESULTS: SOUND LEVELS21202-23Baseline Environmental Consulting 25 February 2025 Baseline Env TNM 2.5 Calculated with TNM 2.5 RESULTS: SOUND LEVELS PROJECT/CONTRACT: 21202-23 RUN: North County Landfill Permit Amendment BARRIER DESIGN: INPUT HEIGHTS Average pavement type shall be used unless a State highway agency substantiates the use ATMOSPHERICS: 68 deg F, 50% RH of a different type with approval of FHWA.ReceiverNameNo.#DUsExistingNo BarrierWith BarrierLAeq1hLAeq1h Increase over existing TypeCalculatedNoise ReductionCalculatedCrit'nCalculatedCrit'nImpactLAeq1hCalculatedGoalCalculatedSub'l IncminusGoaldBA dBA dBA dB dB dBA dB dB dB Receiver1 1 1 0.0 66.2 65 66.2 3 Snd Lvl66.2 0.0 0 0.0 Dwelling Units # DUs Noise Reduction Min Avg Max dB dB dB All Selected1 0.0 0.0 0.0 All Impacted1 0.0 0.0 0.0 All that meet NR Goal1 0.0 0.0 0.0C:\TNM25\Program\MillerRd\NorthCounty 125 February 2025