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H'r V} N <br /> An alternate or complementary alignment for the <br /> ^�l Riverfront Trail would route some regional trail users <br /> . 1Av-. through the Simpson Pad on the as-yet unconfigured <br /> "`"k: residential street grid. Although the riverfront setting is <br /> preferred for the designated route, as it establishes a safe <br /> and scenic facility separated from vehicular traffic and the <br /> _ potential conflicts with residential driveways and <br /> intersections, a Simpson Pad route could provide a viable <br /> - ,. alternative, and enhance connectivity of the private <br /> T' development with the public amenities. <br /> The Simpson Pad is expected to be developed for <br /> The existing Riverfront Trail will be widened residential use by an as-yet undetermined private party. <br /> and supplemented with soft surface shoulders. The master plan trails proposals are predicated on a <br /> private developer agreement to replace an existing trail <br /> segment along the north edge of the Simpson Pad <br /> abutting Wetland C with a new trail to be aligned outside <br /> ..42 4t ``� .�=!ar the wetland buffer boundary. It will also be incumbent <br /> ' 4-4- . - upon the future developer, working with the city, to <br /> i ', : . provide a linkage of the regional trail to the 41st Street <br /> A " overcrossing, to connect to the secondary emergency <br /> - - " access bridge, and to provide the tertiary emergency <br /> vehicle access atop the wetland berm south of the <br /> le 4 &;1 L` :> Simpson Pad. <br /> 1 k , The Public Amenities Master Plan illustrates spur trail <br /> l connections from the Riverfront Trail to the Simpson Pad, <br /> h <br /> crossing the East Wetland Complex with bridges to <br /> The existing trail abutting Wetland C will be integrate the residential complex with the trail system. <br /> moved upslope out of the wetland buffer. The future residential developer will be required to <br /> „ , provide some public parking and trail access along the <br /> ' " 4 x east edge of the Simpson Pad street grid. The <br /> surrounding trails, parks, and wetland areas are <br /> significant amenities for the residential development, and <br /> ,. , -._aA.,,s . '' these spur trail connections will need planning and design <br /> F i '; — 4 rLt t- t"�� coordination to be fully successful. <br /> j e ,. , k t , %x, k Where the regional Riverfront Trail crosses the Trestle <br /> f rx <br /> .1" ` ., et ,a y el'�i r{ - is x4 Bridge, the master plan proposes a branch trail along the <br /> tiltil <br /> • p 4 #ii,: ' 1r € t't 1 south and Nest perimeter of the' Simpson Pad. The <br /> �t 1t. 41r I- ' �.s t. ' ,'' southern leg of this perimeter trail till connect to the <br /> ai a , x., ,t +;' I ,,% 1 berm-top trail that provides tertiary fire access, and <br /> t O -ie* . .to �' __ provide trail continuity from the VVSDOT ponds east Lo the <br /> Example of boardwalk segments that will allow Riverfront Trail. <br /> pedestrians to be surrounded by wetlands. <br /> North of the fire access intersection, the Public Amenities <br /> Master Plan illustrates the continued use of an existing, well-used perimeter trail on the west edge of <br /> the Simpson Pad, abutting the West Wetland Complex. The master plan proposes that this gravel road <br /> be replaced with a new, hard surface trail 8 to i0 feet wide, located atthe outside of the wetland buffer <br /> setback, which will make important connections to the 41st Street overcrossing, the Riverfront Trail, and <br /> the Railroad Corridor Trail. Although public trails are an allowable wetland buffer land use, it will be a <br /> challenge to co-locate and coordinate this public amenity with the water quality treatment facilities that <br /> have been proposed for the buffer by the private developer. <br /> 32 Riverfront Development Public Amenities Master Plan <br /> 68 <br />