Laserfiche WebLink
,r j�'-�"N� <br /> _ ,, 2335 West Highway 3G • St.�aul, MN 55113 • � , <br /> ., � -� Bonestroo " � . . • - . _ . <br /> Rosene Office: G51-G3G-4G00 ■ F�x; G51-G3G-1311 Q� <br /> � - . . � ( =l(� -� _ <br /> �,. AI'1d2C111< & www.bonesrroo.com � <br /> � '�� � Associ�tes ' . _ '��'��°��'��, . . . � . <br /> . , Engineers&Architects ,q(fG . - • <br /> . . .� � � � � : � ,� ��� ��06' . . . <br /> : . � , 0 6 ' � � �TY��� �RaN. . . <br /> August 18, 2 0 . O , <br /> . ' Mr.IVlike Gaffron � . . • : . . � . � <br /> �. Plaiulingbirector � � � . . . . <br /> City of Orono � � � . - . . . . <br /> : Post Office Box 66 � • " • <br /> . .Crystal Bay, MN 55323 � . . ` <br /> Re: 875 Wayzata Boulevard—�Orono Villas• • <br /> . � File No. 000139-06000-1� ' . � <br /> Plat No. 06-3225 . <br /> � � Dear Mike: • • � <br /> . We have reviewed the preliminary plans for.the Orono Villas,Iocated at 875 Wayzata Boulevard. Tl1e <br /> plans include consiructing 9 townhouse units,alon�with associated grading and utilitie's. We have the <br /> following preliminary coinments with regards to engineering matters: . � , - <br /> ' Grading/Draii�age/Wetlands '. „ ., ' �. � � ' � : <br /> • � � Engineered design and details should:be provided for.the proposed retaining wall along the access . <br /> � � •� . road as it is over.4.�feet in height; � � � " . � • . . • • <br /> • The grading pTan shows numerous reta�ning walls in the area of the pzoposed townhomes. �Some � � <br /> of these.walls appear to�cross�lot lines, and some aze greater than�4.feet in height. The applicant , . <br /> should provide engineered design and�details for all walls over four feet in height, as well as a � <br /> � � � staging�ilan showing Izow the walls will�be constructed. • � . : <br /> a It appeazs the proposed grading along the north side of the site will impact the existing horse trail. ` . <br /> PTans should be submitfed to.DNR for review and approval for tliis work. ' ' • <br /> � Flans should be submiited to the Minnellaha Creek Watershed District for review aiid approval. • � <br /> • • See attached comments from Lance Hoff regarding drauiage• ` ' <br /> • See attached comments fiom Jeiznifer Hildebrand regarding erosion conf�ol. ' • , <br /> 'Utililies . ' . , <br /> � • Plans should include plan and profile views for all pro�osed sanitaiy and watern�aiiZ. In additioiz, <br /> all utiliiy crossings should be identified and insulation sliould be used wllen vertical separation is � � <br /> , less than 2 feet. � � . � ' <br /> s A detailed lift station design should be submiited for review and ap�i•oval. � <br /> . � • The proposed 4" forcemain serving Lot 1 appears to be excessive in size. Applicant should .� . <br /> . deternzine�ip�size necessaty for setvice to lot and revise plan accordin�ly. � <br /> � � Tl�e City of Orono will not be responsible for the ownership or mainteilance of either the ' <br /> proposed 4" forcemain from the proposed saziitary sewer ��avity manhole to Lot 1, or tlie . <br /> �roposed�•inder pum� for Lot I. <br /> o The pro�osed sewer and water services to Lot 4 encroach onto Lot 3. Appropriate easemeizts" ' <br /> should bc provided, or the services reali�led. <br /> • In order to allow for the minimum 2% slope required on all sanitary services, and to provide <br /> � adequate vertical c?earance between the service ai�d low Floor elevation, we recommend lowering <br /> 1[�c sanitary sewer in lhe arvas oi iri��c:'V1C�S iG L�iS 3, �; c�, clilu �. . <br /> o ���i'l� �7:��CStiu S"• WS�C'.:'i7!31P. Shou1.� Le eti�end��d SOUi!?��5:°['�y L'� � po�:�i ne�r the dr?`rC5`.'3y i[]2fi <br /> services i.oc l, a distat�ce of appro�imateiy 17� feci. • • • <br /> _ _ . �. �� , n"i_".__ nnni .. nn:l�..��.1..... 1Y/I n r"I.ii�r�n II � <br />