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_ - In a classic McHargian approach, landscape fea-
<br /> '� � '� tures were layered with sensitivity thresholds
<br /> a•••ppp•p•p•,,, �w
<br /> •l ,., ` applied and then recombined in GIS to paint
<br /> fma a picture of sensitive landscapes, and
<br /> Y a �, __ ', * thus prime greenway op-
<br /> \ ■ * 4 portunities, within
<br /> '1'"_ ,. , d" +�;f . the study area.
<br /> ilfe
<br /> R®sE•MOUNS, tk TINGE 5k ' H4QNGS -' t ;� %
<br /> a.
<br /> Landscape Thresholds Water p _ � ti\ A ' _.
<br /> ®Hgh Se sainN Lanus
<br /> Center Pivot Irrigation 16 may'
<br /> FM
<br /> cow SensiWly Lands - •��,. —�
<br /> In October 2002, Dakota County passed a $20 • • t' =t
<br /> million referendum for open-space acquisition that 11A/14 RSHA _- •
<br /> will be matched by state finds. HKGi and the Friends
<br /> worked to build support for the bond. The fact that ai
<br /> so many residents had already participated in work- y
<br /> shops probably helped to improve voter support.Some of these DESIGN AT MANY SCALES
<br /> funds will assist in open-space acquisition for the greenway HKGi's relationship with Hastings is •
<br /> plan. But many other partnership and conservation cools will continuing with site-specific planning
<br /> be needed. for the Hastings River Flats,an"envi- •^q
<br /> With the completed greenway plan as a guide, Lewanski ronmental sculpture park" that will r
<br /> now travels the surrounding townships to talk with residents bring together art installations docu-
<br /> about conservation issues. He often refers property owners to menting Mississippi River ecology. vr�;
<br /> local land trusts and conservation easements. `Our role is to Located between downtown and the
<br /> build relations with the land owners," he says. "There are sev- river's edge,the 200-acre floodplain site is asmall piece of the larg-
<br /> eral high-quality ecosystems in this area, including the Vet- er greenway system.The Flats promise to become a highly visible
<br /> milion River Bottoms,approximately 6,000 acres of emergent attraction for downtown and a catalyst for increased understanding
<br /> marsh,floodplain forest,and lakes,with habitat for bald eagles, of riparian ecosystems.
<br /> cerulean warblers, and red-shouldered hawk," Lewanski ex- Paul Neseth of Locus Architecture worked with HKGi ro de-
<br /> plains. Upstream from Hastings, the Pine Bend Bluffs are sign an outdoor classroom,pedestrian bridge,interpretive center,
<br /> home to deep meltwater ravines with oak forests on the north- and bandshell."Since it is a former industrial zone,we wanted to
<br /> facing slopes and rare sand gravel prairies on the south-facing represent it by recycling pieces of old oil tanks and other refinery
<br /> slopes. materials." Locus located a treasure trove of metal at a nearby
<br /> � j� ��. .*,,, tank farm. Massive arcs of plate steel will be
<br /> __ -AY° ,,,,, 7 -`' —=- reused as curved sound baffling on the ceiling of
<br /> _
<br /> the bandshell.
<br /> -- - ,, ,. > - , Flat refinery panels are recycled as surface ma-
<br /> - - te " :-= ,ii cerial in retaining walls while old oil pipes serve as
<br /> load-bearing columns in the 3000 SF interpretive
<br /> / center. Designed to work together, the center
<br /> ‘44 '4: 2i i function�� ,tie �i '' serves backstage function for the bandshell.With
<br /> ar_ its low elevation, the interpretive center is de-
<br /> .R .,; 1 �t �,.;;1. signed to withstand flooding, with horizontally
<br /> ,_----__ ,•. e h `�;+�+a°,' hinged doors on the lower level that can open up
<br /> during spring flooding and for large summer pub-
<br /> .« -' """• ' ,'s- `° o x tic events. Acting to mitigate flood effects while
<br /> • eUP`',°' _ making a bold visual statement,beaming around
<br /> - the bandshell and the interpretive center provides
<br /> r^4' -" ., "-a r ;,, ' ,- ; s;,' an upwater barrier to debris during flooding.
<br /> _ +� Au a metropolitan scale,HKGi is working with
<br /> t-"* F ' : �-' y, urban planner Calrhorpe&Associates to create a
<br /> r t regional plan for Pool 2,the Army Corps of Engi-
<br /> %l./, neers term for the Mississippi River segment
<br /> PEaRU,Rv 200 43 j Lan dscap e d rrb itecture
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