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�1 �Kimley-�ivrn <br />and Associates, lnc. <br />T`ech�aica� Me,rrtar�ndum <br />Date: �efober 15, 2� 10 <br />To: Mr. Matt Wooda�tff,1'.E. <br />City of Arden I�ills <br />Frarn: Maht 3e�sen, P.E. <br />Kiml�y-�om and Associa�.es, Inc. <br />REt Old Snell�x�g Aven€�e Bri�€ge <br />Bridge 4627 <br />� <br />Suite 345N <br />2550 llnivers[�y Avsnue 1�lesS <br />5t. Paul, Minnesata <br />55114 <br />Kimley-Horn and Associates, �tnc. is p�eased tn submit this technical <br />memorar€dum ta tlae City gf Ardeu Hilis for str�cturai review a�d <br />recoa�mendations for Bridge 4627 as par� of a prelirninary project report for the <br />improvements to �ic� Snellin� Avenue. <br />The City af Arden Hilis is evaluating itr�pro�ements to t�e segment of 41d <br />5neflling Av+enue fram C�unCy Rvad E ta TH 51. The s��m�r�t is apprc�xirnaiely <br />4,3[i�i feet long, Pies w�thin � 2ilD-fvat rigtat-of-way and is a Munici�al5tate Aid <br />Aaac�way �MSAS 111 }. Bz-�dge 4fa27 is lc�cated at t�.e south e�d of the segmen€ <br />neap T�-I 51. <br />The City retained Kimley-Ham to ass�st i�a a�s e�raluation af the existi�g s�ctixre <br />(Bridge 4�27), and pravide a recammendatiQn for a�eha6ilitation ar repla�e�nent <br />of �he structure and an esti�ates of t�ie anticipated co�s�ruction costs. Also <br />p�ra�ided is a lisi crf the �nticipat.�d pernait,s far the 6ridge repiaeement alte�-nati�e. <br />The City is eva�uati�g t4�e rvadway and trail compc�nents uf the project. <br />Co�ditia� nf t�€e Existing Strucfare <br />Bridge 4627 is a concrete slab bridge spannin�; 20-feei o�er a drainag� ditch and <br />was eonstructec$ in I 326. The strr:ect�re carries Old Snell�ng A�enue �+ehica�lar <br />�affic over tk�e Lake Josephirae discha�ge cha�nei that flaws ta Lake �ahanna. <br />The b�idge prc�vides a roadway width of 33-feet. <br />Anuual s�.fety inspecticrns of the st�-�acture har�e been pro�ided by Ramsey <br />County; ttae t�s� i�spe�tivn accurred in June 2��19. We were also abl� to sabtain <br />and re�iew �he bridge pia�ss �i-�m the original cansiructio�. Kirr�Iey-H�rrri <br />cti�ducted a site visit fl� Qctober 12, 201� ta a�eview a�ad Verify t�e bridge safeiy <br />inspection infvrmatio�. <br />■ <br />7EL 851 545 4937 <br />FPs){ 651 645 5776 <br />