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HomeMy WebLinkAboutMONTAVA - PHASE D CORE AND IRRIGATION POND - BDR240006 - SUBMITTAL DOCUMENTS - ROUND 2 - Variance RequestTST �,F ,, : � �r .� �;�d[�'���� y��;:`. �a�iI,�S��.fF, W `i �. `� � i��^iN�ti�fl��� .. .. TST, INC. CONSULTING ENGINEERS July 03, 2024 760 Whalers Way Bldg C, Suite 200 Fort Collins, CO 80525 970.226.0557 main 303.595.9103 metro 970.226.0204fax ideas@tstinc.com www.tstinc.com Brad Buckman, P.E. City Engineer City of Fort Collins 281 North College Ave. Fort Collins, CO 80521 Re: Variance Request — 7.3.1.A. City of Fort Collins Classifications — 7-3F Montava Phase D TST Project No. 1230.0009.00 Dear Mr. Buckman: We are hereby requesting a variance to the Larimer County Urban Area Street Standards (LCUASS) for changes to the road cross section geometry for Montava Phase D. Current standard of Table 7-3 in section 7.4.1 of the Larimer County Urban Area Street Standards (LCUASS), refers to road cross section geometry to be used in road design for the Fort Collins area. A variance is being requested to this section for use in the Montava Phase D project as noted below: -Table 7-3 Fort Collins (GMA and City Limits) Street Standards — Technical Design Criteria - Proposed road — The road is in the Northwest corner of the Montava Phase D site, bounded by N Timberline Rd on the South and Flint Hill Dr to the Northeast (see attached exhibits). - The proposed street will vary as shown in the attached exhibits. Specific changes focus on the centerline radius, and thus radii on the edges of the roadway. According to Table 7-3 the minimum centerline radius for a connector local residential is 275', and this roadway that doglegs Northeast has a centerline that contains two angles each at 45° with a 40' radius. We are requesting a variance to this standard to aid in traffic calming around major pedestrian crossings. Also to aid in movements to and from the Montava Pumphouse, allowing ease of access to maintenance crews. There has been a great deal of discussion, and the design has been tested to ensure that the roadways present on the whole site will accommodate pedestrians and emergency vehicles equally. This area is intended to be a pedestrian friendly area with crossings from pedestrian greenway to the pond and park area. This stretch of road is to be the main source of parking for the pond and park area which is not conducive to road geometry that facilitates higher maintained driving speeds. There are proposals for a playground and dog park which increase the importance of a low-speed environment. ❑ This variance request for change in centerline radii: is not expected to have a negative impact on capital, or maintenance cost requirements for the City, or property owners; is not anticipated to reduce the life of the proposed roadways; and is unlikely to be detrimental to the public health, safety/welfare, decreased sight distance, or have any effect on turning movements. Thank you for your consideration in the approval of this variance request for the minimum centerline radius for the Montava Phase D alleyways. If you have any questions, or require additional information, please do not hesitate to contact me directly. Respectfully, TST, INC. CONSULTING ENGINEERS Derek Patterson, P.E. dpattersn(a�tstinc.com 970.484.2128 ■ CENTERLINE RADIUS VARIANCE /,�� �o�, , �, � � � �0�, `�' /// �o„ �'2 L ..��� R40' � � � '�c /� � o� / .y�x - � 20.00' I �_� / � I � 0 Y � � � m a � C�. �\ R40'� � � \ � � � � � � � � � � � \ i � � �� 5' g� yyq� BIKE 7' PKWY ��•) 0 0 I+ N M 0 0 + M � 47.00' FL-FL o — 0 + 0 M I � � � ���� �� � � �� , ;� \ �`X°o � ROW (MI ROADWAY \� / r . i i: �° : i r�. : ., i r-.a,�� i � . . . � i i. � . � •. i a '� �� � . � � � �: . , � � �- �� � � � . . ����"ra��.�� � .� : : � � �. . � � � �� � . . �� � I �� � � �� I � � I ��° � � � � . � � p: . � I ) I ;y�.. I 1�� �:a � I� . I I � � �. � J . I I E 4 I 7, � �.. . . . .. a. a . . �� — - . .— . s . . :.,.. . . :. . ;.,. ..� . . � I � k I J . � ° . ...... . . . ;'.��.�` � � . r—�r-.. - I :.�� ' �. �..—.� �c��..�41 I °I.� . I �f� � � I `�� I ` � � I I�. . I I ���; I ;�:� � � . �1� �. I .'� I I� . � �� I � . . . � \ , =� . `I °,a \ I °.I'..' . . a'•.I�a� � I. � ` \' • � �. � \ ' ° �' . . \ e � ' ' +� • . < � \� . `�� � � //� \ '�� . : .,'� � � � i .: .:\,\ // � . .�, �\��. ,e � /� � � � � i p i � ��� � � i ��v ��0 � � � 7' PKWY (MIN.) � �� 6' 5' 8' BIKE WALK (MIN.) (MIN.) 19' ��. ��, PARKING (MIN.) (MIN.) ANGLED TRAVEL TRAVEL PARKING CONNECTOR LOCAL W/ BIKE LANES Kra N 50 25 0 50 scale 1 "=50' feet MONTAVA PHASE D DATE: MAY 01, 2024 JOB N0. 1230.0009.00 SHEET 1 OF 1 TST, INc. CONsu�riN� EN�iNEERs ��:�:. �ae wr,aere wav, swte zoo