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Arden Hills 55+ Senior Housing Complex Traffic Noise Assessment <br />List of Figures <br /> <br />Figure 1.1 Project Location between TH 96 and Hwy 10 .................................................... 3 <br />Figure 1.2 Project Layout relative to North Heights Church .............................................. 4 <br />Figure 1.3 Architects Overview Looking East ...................................................................... 5 <br />Figure 2.1 Traffic Noise Monitoring Sites ............................................................................. 7 <br />Figure 2.2 4-5 PM one-second sound Level Time History on Hwy 10- Interrupted Flow 8 <br />Figure 2.3 6-7 AM one second Sound Level Time History on Hwy 10................................ 9 <br />Figure 2.4 Comparison of PM and AM Traffic Noise Levels ............................................ 10 <br />Figure 3.1 Noise Model Receptor Sites – Highest Noise Levels at #9 AND #11 ............... 12 <br />Figure 3.2 Predicted Noise Levels (dBA) with 55 MPH on Hwy 10 .................................. 13 <br />Figure 3.3 Predicted Noise Levels (dBA) with 55 MPH on TH 96 .................................... 14 <br />Figure 3.4 Adjusted Hwy 10 Predictions with 65 MPH ..................................................... 15 <br />Figure 3.5 Predicted AM L10 Levels ................................................................................... 15 <br />Figure 3.6 Exterior Facades Evaluated for Exterior Wall Compliance ............................ 17 <br />Figure 4.1 TNM 3.2 Model Results on Reflections ............................................................. 19 <br /> <br /> <br /> <br />List of Tables <br /> <br /> <br />Table 1.1 Minnesota State Noise Standards (NAC-1) ......................................................... 2 <br />Table 2.1 Monitored Hourly Statistical Levels .................................................................. 10 <br />Table 3.1 Assumed Hourly Volume and Vehicle Mix ....................................................... 11 <br />Table 3.2 Predicted L10 Noise Levels (dBA) re AM and PM Standards ........................ 16 <br />Table 3.3 Exterior-Interior Façade Evaluations ............................................................... 18 <br />Table 4.1 TNM 3.2 Model Results ...................................................................................... 20