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�t. I7�SI�GN APPR�ACH <br />Trail construciion al�ng this cflrrid�r witl �e used tp car�ec� local resic�e�ts, Bethel Uni�ers�ty, and area <br />parks �o ather exisiing and proposed t�aal�, The majoriiy �f trail users are �s�ticipated ta cn�e f�c�zx�. <br />adja�ent neigh�orhv�ads, mc�st c�f w�.om wiil be caming fram west of Did Sr€eliing Avenue and Dld <br />Hig�tway ltl. Adjacent fia the trail, ihe west side cvrridvr has 8f pr�p�z�ies whi�e th� easi side has 3(} <br />prc��er3ties. In evai�a.fing the trail alterr►atives, the costs for t�e different �onfi�urations meeting the <br />c�esign, criteria were assessed. <br />Tv the extent practa�al, the recc��me�ded irail c�rnf�guratior� consisis vf a pathway adjacent tn the <br />ex�sting raa�dway for bot.� the areas #hat are rura� and urbar� wi�ich rr�eet tk�e �xri�imum separat�c�n <br />requirements ouxlir�ed in Tabke 2. In a.�eas witfi a rura! road section �tad a narravv r�ght-of-way or ar�as <br />adjacent w��iands �nd Iakes, it is recommer�c�ed that c��crete c�arb and gutter be added to re�iuce the <br />minimum separation t4 �v� feet. In areas �hat wauld stiii impact weiiands c�r Za�es, it is re�ammended <br />that th� �raii be ccanstructed immedia�tely £�ehind the cancrete curh a� we�l as utilize r�t�ining vvaIl ar <br />baardwaik to fu�her redcace w�iland and Iake irr�gaets. It i� anticapaied tt;a� narrr�wing t�e separativn <br />heiaw the mir�imum requirement in order to re�luce impacts ts� lakes and wetlands wauld �e pe�tted by <br />siaie ar federai �gencies if funding was �r�p�sed thraugh thase agencies. The a.d�itiQn of concreie curb <br />and g�tter along sectians tk�at do no� rneet, t�e �n�nirn� separatic�n standarcis �s recc��n�ent�ed to pravide <br />ac�ditic�na.I sa�ety by be�ter c��iineating the traa� from th� rvadway. Also, it is recflmmended tl�a� the traal <br />ali�nm�ent be continuous �n either sic�e Qf �e rc,adway r�oi shi�ting frvm side ta side in c�rder tcr reduce <br />the pvssibiliiy of �ede5trian 1 vel�icle efln�licts. �'ig�es 3 to 14 in A�pendix A iiiustrate the <br />re���nmend�ti�ns fnr l�caitirrg t�e trail alon� the west and east sides of the raadway. The �igures are <br />color cad�d to clearly r�pres�ni ��e various f�ail section can'E"iguratian� �hx��.g� the �a�ridor �'or both <br />atterr�atives. T��a�e 2�elvw provic�es a sumrnary a�th� trail recommene�ati�n� far bcst�t akterna�iv�es. <br />Table 2 <br />Sum�a af Trai1 Recammendations <br />Rural Seef�o�i [7rban 5ection MiniFnum <br />Addit�an�l Curb Safety Retaineng B��rd- <br />Lvcation With Minimum W�th 1V�ini�nura Separatian <br />Separa#inn Se�ar�tiv�. Cnns#ructioat Nvt i1+Let ��li�g Wall walk <br />Vllast Sids 6,�3[i i� 3,97(� i� b,390 fi 4,5i0 �t 3,i20 ft 11,414 fi� 53a ft <br />Easi Side 8,07i} �t Z,3�#�3 it 4,79fl � S,S50 ft 3,43€� �t 17,13U ft 0 fk <br />T�e tapagraphy of the cvrridor an both sides of�he ra�dway wil� present � nuYx�ber of challe�ges that will <br />have sQme i�p�cts t}aat canncst be q�antified c�ntsl a fu�l topographic s�r��y has been completed an€� the <br />�nal c�esign phase of the prc�ject begins. The�e impacts incluc�e driveways, steep �Ic�pes, gardens, <br />iandscaping, lakes, and wetEands. D�ing finai r�esigxc it will be necessa�y ta identify these areas and use <br />retaining ►�+all and b�rardwalk tQ minirr�i�e the impa�ts. A�y boardwalk �sed witl need to be sfi�ctura.�ly <br />c�es�igned to ae�ammQr�ate a City vehick� fc�r sn�w re;nava�. <br />O�isi SnslP:ng Avenue l Qld Highway lf� firail 5t�dy, City o€Arden Hills <br />BPvTf Project Nv. TI6. if]U325 Page 5 <br />