Laserfiche WebLink
Observer Location: R4 Project Name: TheAddington <br />Source: Outdoor Pool/Spa Activity Job Number: 11177 <br />Condition: Operational Analyst. B. Lawson <br />NOISE MODEL INPUTS <br />Noise Distance to Observer <br />298.0 feet <br />Noise Distance to Barrier. <br />288.0 feet <br />Barrier Distance to Observer: <br />10.0 feet <br />Observer Elevation: <br />0.0 feet <br />Noise Source Elevation: <br />50.0 feet <br />Barrier Elevation: <br />0.0 feet <br />Barrier Height: <br />0.0 feet <br />Noise Source Height. <br />4.0 feet <br />Observer Height: <br />5.0 feet <br />Barrier Type (0-Wall, f-Berm): <br />0 <br />Drop Off Coefficient. <br />20.0 <br />20 = 6 dBA per doubling of distance <br />15 = 4.5 dBA per doubling of distance <br />NOISE MODEL PROJECTIONS <br />Noise Level Distance (feet) Leq L50 L25 L8 L2 Lmax <br />Reference (Sample) <br />5.0 0.0 <br />68.7 <br />71.7 <br />75.0 <br />78.1 <br />83.5 <br />Distance Attenuation <br />298.0 -35.5 <br />-35.5 <br />-35.5 <br />-35.5 <br />-35.5 <br />-35.5 <br />Shielding (Barrier Attenuation) <br />288.0 0.0 <br />0.0 <br />0.0 <br />0.0 <br />0.0 <br />0.0 <br />Raw (Distance + Barrier) <br />-35.5 <br />33.2 <br />36.2 <br />39.5 <br />42.6 <br />48.0 <br />60 Minute Hourly Adjustment <br />-35.5 <br />33.2 <br />36.2 <br />39.5 <br />42.6 <br />48.0 <br />Observer Location: R4 Project Name: TheAddington <br />Source: Roof -Top Parking Job Number: 11177 <br />Condition: Operational Analyst: B. Lawson <br />NOISE MODEL INPUTS <br />Noise Distance to Observer <br />255.0 feet <br />Noise Distance to Barrier. <br />243.0 feet <br />Barrier Distance to Observer: <br />12.0 feet <br />Observer Elevation: <br />0.0 feet <br />Noise Source Elevation: <br />40.0 feet <br />Barrier Elevation: <br />0.0 feet <br />Barrier Height: <br />6.0 feet <br />Noise Source Height. <br />5.0 feet <br />Observer Height: <br />5.0 feet <br />Barrier Type (0-Wall, f-Berm): <br />0 <br />Drop Off Coefficient: <br />15.0 <br />20 = 6 dBA per doubling of distance <br />15 = 4.5 dBA per doubling of distance <br />NOISE MODEL PROJECTIONS <br />Noise Level Distance (feet) Leq L50 L25 L8 L2 Lmax <br />Reference (Sample) <br />10.0 0.0 <br />44.0 <br />47.0 <br />55.0 <br />61.0 <br />68.6 <br />Distance Attenuation <br />255.0 -21.1 <br />-21.1 <br />-21.1 <br />-21.1 <br />-21.1 <br />-21.1 <br />Shielding (Barrier Attenuation) <br />243.0 -5.3 <br />-5.3 <br />-5.3 <br />-5.3 <br />-5.3 <br />-5.3 <br />Raw (Distance + Barrier) <br />-26.4 <br />17.6 <br />20.6 <br />28.6 <br />34.6 <br />42.2 <br />60 Minute Hourly Adjustment <br />-26.4 <br />17.6 <br />20.6 <br />28.6 <br />34.6 <br />42.2 <br />