8A, MnDOT I-694/TH51 Improvement Project - Appeal Board Appointee

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� whatever the cosis are above and beyond the $3250 per decibel per benefiting resident. This option has much more uncertainty to the city than does the lump sum option. Please be aware that the installation of approximately 2000 feet of the 3000 foot noise watt wiq impact exisfing trees in the area. Some of these trees are mature Oak trees and other areas are very dense clusters of trees. So, the impacts will be very large. 3— The City requests that MnDOT commit that fifl ge»erated on the project will first stay on the project and be used for sound mitigation berming in all areas where noise walls are not proposed. Addifional fill material, if it exists, should be used for berming along both sides of I-694 west of the project limits_ Mn/DOT response — MnlDOT has investigated potential berming areas on the project. In looking at berming areas, it is necessary to took at areas that would allow berming within the existing R/W_ The only area where berming can be constructed within the existing R/W is on the south side of I- 694 west of old TH 10. Mn/DOT is able to berm in this location while avoiding the area needed for ponding. The 6erm will be constructed meeting Mn/DOT design standards for clear zone setbacks, � drainage requirements and wetland impacts. There will be impacts to mature trees with this berming. MnlDOT will identify these impacts and requests that these impacts be discussed and agreed to by Arden Hills. 4— The City requests that MnDOT prove thaf the traffic modeling for the I-694/TH 51 improvement considered the entire region and the effect the proposed grade separated intersection of TH 10/CR 96 with the loss of some movements will have on the entire transportation system. Furthermore, the City wants MnDOT modeling to documeni that the proposed improvement wil cause no harm and actually provide benefit to the county and local road system beyond Hamline Avenue, County Road F, Lexington Avenue, County Road E and Lexington Bridge over /-634. Mn/DOT response — Mn/DOT can confirm thaf the traffic modeling for this project has considered the entire region and fhe effect the proposed grade separated intersection of TH 10/CR 96 has on ii. In addition, Mn/DOT wiN prepare an exhibit showing the 2010 tra�c counts for the local roadway system for both the no build and fhe build condition. This exhibit wilt show the locat tra�c conditions resulting from both projects. 5— The City requests that MnDOT commit that there are no city costs associated with the proposed improvements necessary on inferstate, county or locai system (including changes that might be required on County Roads E, F, Hamline Avenue, Lexington Avenue or fhe junctions � An Equaf Opportunity Employer ....��31f � , � " '• .y 'xi�,r`5' S �' � T _ � ' � ' � .. � � ��.�� . '�� • � 4 �l � �:. �. . � �,. .. . �,