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2011ASLA专业奖{12}通用设计杰出奖


 

“They have taken a good idea and made it even better. It’s a great expenditure of public
money and so far ahead of what anyone else is doing. It’s another example of Portland
continuing to stay ahead. They were unafraid of taking out what didn’t work and fixing it,
which is difficult to do in cities. ”
—2011 Professional Awards Jury

 “提出一个好点子,并将它做得更好。将公共开支物尽其用,远远领先旁人。
波特兰将继续领先,以勇气和毅力完成城市的超级挑战。”
2011年专业奖评委委员会
 
 
 
 

The illustrative Vision Plan shows north-south the extent of the project in the heart of
downtown Portland. This includes station areas, adjacent development, redevelopment
parcels, cross connections and Pioneer Courthouse Square (known as "Portland's
living room").
该项目位于波特兰市中心,包括站区,灵力发展,重建企划,交叉连接,先驱法院广
场。
 

波特兰购物中心是一条城市景观购物大街,其长度贯穿整个城市中心,融合了多种交
通方式,刺激了邻里发展,是波特兰市重要的公民核心场所。在新的时机,这里需要
被改建成为可持续的城市中心公共活动与交通空间。

这个始于1976年的项目是一个雄心勃勃的企划,解决了市中心堵塞的交通问题,吸引
投资,重新定义公民空间。有过境游客专用通道,宽阔的人行道,茂密的行道树和高
品质的公共设施,很多创举在美国都是第一次出现,因此获奖无数。在上世纪80到90
年代,这里引入了轻轨交通。

随着时间的推移,这里的情况逐渐恶化,维护费用也开始缩减,最后变成不受欢迎的
地区。为了解决这个问题,并考虑到2030年将有一百万的新增市民,城市交通运输服
务商TriMet和波特兰政府、地铁企业联盟还有城市设计师一起合作,共同开发一个振
兴计划。规划重申购物中心的重要角色,以此为关键进行发展,让其成为多种交通运
输方式的枢纽。(人行道、自行车道、机动车道、新型轻轨和大容量公共汽车系统)

项目长1.7英里,,穿越了波特兰市中心6个不同的地区共116个街区,算的上是全国
最大的交通项目:58个市中心街区及十字路口的修缮重建、强化人行道设施,改善45
个公交候车区、新增公共艺术、改善机动车和自行车专道、改善停车区和卸载区。投
入2.2亿美元,是波特兰市最大的公共项目。

TriMet是美国广为人知的交通行业专家,他们有着城市设计,景观设计等跨学科的设
计和施工专业团队。这个备受瞩目的基础设计改建在早期便进行广泛的评估和调查,
对各个级别和空间,条件,行为,发展潜力等等进行综合考量最后制定设计决策。

最后巴士和轻轨共享两个过境通道,汽车和自行车可以轻松的进入公共交通系统。在
视野开阔处设置街景元素,把交通运输功和街道生活融合起来,人们在这里走、坐、
停留、看、谈话、用餐、购物。走廊在整体上保持统一(地面铺装、照明、候车厅、
引导标识和基础街道装置)的同时具有多样性(公共艺术、辅助街道装置以及雨水景
观特征)。

这里的原始材料没有被浪费掉,花岗岩,砖,铸铁被保存和很好的重新利用。原有
600株树木被保留,新增115株。道路交叉口用更高品质的材料铺设。

项目在各个尺度上都体现了可持续性:对城市核心进行了再度投资,强化城市结构,
提高城市流动性,提供更多清洁能源的交通选择,形成了公私合作的未来战略投资关
系。项目使高质量原材料得以保存和更新,同时路灯、指示灯和交通运输站点引入了
新的节能技术。新增的透水铺装,开放景观带和汇水点对18块人行道区域的径流进行
拦截。回收并翻新了大部分路面,金属,玻璃和木材。

这个项目的重要目标是赋予整个街区更多的活力,因此,TriMet及其合作方开启了一
项针对市区企业的宣传计划,包括提供设计/许可援助和低息贷款,称为BBB计划。
150亿美元的私人投资改善了40个商店,两个酒店以及相关的机构。这种公私机构,
商业和社区的合作模式是这个项目长期发展的关键。

The Portland Mall, a landscape architecture legacy project and icon for progressive
urban planning and design, has been transformed into a Great Street. Today it extends
the entire length of downtown Portland, mixes multiple modes of transportation,
stimulates adjacent development and re-establishes itself as Portland’s civic spine. A
new benchmark in design, placemaking and infrastructure for the 21st century – the
Portland Mall represents the region’s commitment to civic space, vital urban centers
and sustainable transportation.
 
 
(left)The Portland Mall Revitalization encompasses Downtown's entire north-south
length, unifying the University, government, office, retail, financial, Old Town/China Town
and Union Station districts into a single, connected central city.
(right)The design legacy of a formal, powerful order of widened sidewalks, transit lanes,
trees, lights and sidewalk furnishing transformed Downtown Portland in 1978 and
influenced the urban design of other American Great Streets for the next two decades.
(左)南北走向的波特兰振兴区覆盖了市中心,联系了大学,政府,办公,零售,中
国城,公交站点。
(右)1978年这里的加宽人行道,运输专道,林荫树,照明和人行道家具影响了美国
其他街道在未来20年的走向。
 
(left)Fifth Avenue on the central Mall shows the rich interaction of urban street life and
transit in the heart of the city. New shelters, signage, furnishing and street lights are all
set within existing trees and renovated sidewalks.
(right)The landscape architect-led urban design team developed newly configured
blocks for light rail and rapid bus, rebuilt intersections and sidewalks, renovated and
replaced amenities while respecting the original formal spatial composition of paving
trees, lighting and furnishings.
(左)城市心脏地区的第五大道中央广场街道的丰富互动生活。崭新的等候亭,标示
牌,家具,路灯设置在保留大树和翻新人行道上。
(右)配置新的轻轨和快速公交路线。重建十字路口和人行道,改造相应设施,并尊
重原有的树木,灯具和家具的空间配置组合。
 

The new northbound platform at Pioneer Courthouse Square Station connects to the
public plaza (right of this photo) with intersection and roadway pavers, as well as a
newly cleared view of the Courthouse facade.
新的先驱法院广场与市民广场的交通站,十字路口。原有法院大楼外墙被清除。
 
 
Sixth Avenue/Stark in 2004 showing an historic building, a run-down 1980’s office
building, original transit shelters and furnishings. The Mall’s physical condition began to
deteriorate in the 1990’s and it came to be seen as an uninviting place.
第六大道的斯塔克大楼在是个不招人喜欢的破落的办公楼。
 
 
Same block in summer 2009 showing the historic building, renovated 1980’s structure
(now a Marriott Hotel), as well as new transit shelters and new or renovated furnishings.
As part of the program, original Mall art was repositioned and combined with new art.
2009年把这个建筑改建成为万豪酒店,配上新的候车亭,新建街道家具。
 
 
Portland pioneered low-floor, light rail in North America two decades ago. The NW
5th/Couch station benefits from the direct interaction of retail and station activity in
comfortable proximity.
轻轨站旁边繁荣的零售和人群行为。
 
 
As Portland's street life has matured since the original Mall, its transit environment has
been re-invented to be seamless with overall public space. Studies indicated a variety
of ways people wait for transit — stand, lean, perch, sit — all are accommodated her.
交通空间与公共空间的整合,人们在这里等待不管是站,靠,坐都能得到设施支持。
 

New shelter architecture was deliberately designed for openness and transparency.
Roof and windscreen elements are minimal. Low-energy, LED lighting is incorporated
into column cladding and ridge beam for enhanced night use.
等候厅开放且透明。低能耗的LED方便人们夜间使用。
 

A highly-engineered design for flexible-set brick pavers was developed over a two-year
period of research, testing and refinement. It allows for continuity of the pedestrian
system at intersections. Original corner ramps were retrofitted with new tactical pavers.
街道十字路口高度工程化的设计,同时保证人行交通系统的连续性。
 

(left)As part of the overall sustainability, new blocks in the south extension were
developed with bioswales to cleanse street runoff through inlet/outlets, weir dams and
bull rushes. This new section is within the Portland State University District.
(right)The revitalized Mall re-establishes Portland as a sustainable transportation
innovator — the first North American city to mix light rail and b uses at significant
volumes in a single corridor: 78 buses and 10 trains per hours in the afternoon peak.
(左)波特兰州立大学街道附近的雨水径流拦截区:设置了引导口,种植上牛灯芯
草。
(右)可持续的单行道混合交通:城市轻轨和公交系统契机其它交通在下午高峰时期
的情况。
 
 
The Mall's unique original benches were salvaged, renovated with certified hardwood,
stronger bracing and stainless steel armrests. More than 50 benches are included in
the mall, offering respite for commuters and visitors alike.
室外的座椅,木材材料均得到认证,配以不锈钢扶手。布置超过50个长椅,为人们提
供休息的地方。
 
Stainless steel is used in new amenities for its refined surface and highly-durable finish.
A comprehensive system of graphic and written information unifies the transit system
environment for all users at Mall bus stops and light rail stations.
新设施采用了耐用和精致的不锈钢。所有的巴士站和轻轨站都有全面的图形和文字交
通指示系统。
 
 
 
Here’s some more information:

The Portland Mall — as conceived by the original, nationally-recognized design team in
1976 — was an ambitious urban improvement project designed to address
congestion, dwindling investment and the need to redefine Portland’s civic form. It was
the first and most significant public improvement of Portland’s 1972 Downtown Plan
and subsequent urban renaissance. It provided optimum convenience for transit
passengers with dedicated lanes, broad brick sidewalks, a continuous tree canopy and
high-quality amenities. It was also built with a landscape architect’s level of craft and
resolution that had not previously been seen in American city streets and it garnered
numerous national awards including a Presidential Design Award for Excellence. In the
1980’s and 90’s, Portland added significant regional light rail transit, all aligned to
complement the Portland Mall as the transit crossroads of the city.

Over time the Mall’s physical condition began to steadily deteriorate particularly in an
environment of diminishing public/private funds for maintenance. What was once an
urban treasure began to be viewed as an uninviting place, losing business partners and
tourists and attracting anti-social behavior. To address this decline and a projected 1
million new residents by 2030, TriMet (the region’s transit provider) in partnership with
the City of Portland, Metro (regional government), the Portland Business Alliance, and
the urban designer — all teamed to develop a vision for the Revitalized Portland Mall.
This Great Street vision reasserted the Mall’s role as a civic space in downtown’s
urban form; it made the Mall the focus for new development and the nexus of multiple
transportation modes including pedestrians, bicycles, automobiles, new light rail and
high-capacity bus service.

The project site encompasses 1.7 miles and 116 block faces while traversing six
distinct districts through downtown Portland. It is currently the largest surface transit
project of its kind in the country and includes the original 1978 Mall which utilized 23
blocks of 5th and 6th Avenues as a bus transit corridor, a 14-block North extension to
Union Station built in 1994 and a new 18-block South extension to Portland State
University.  The Revitalization Project provided: 58 renovated or re-built downtown
blocks and intersections, enhanced sidewalks with renovated or new amenities
including 45 new transit shelters, new and existing public art, a continuous travel lane
for autos and bikes and limited parking/loading zones for businesses. With a project
value of $220 million, it is Portland’s largest public works project.

TriMet, widely known as an innovator in the American transit industry, assigned the
urban designer/landscape architect to lead and coordinate a large, interdisciplinary
team of engineers and specialists to complete the design and construction process.
This was an unusual move for what many viewed as an infrastructure project, but TriMet
recognized the high expectations for the project and wanted the urban designer’s
oversight, grasp of the overall concept and attention to detail. On the outreach side, the
urban designer teamed with TriMet’s Community Relations staff and a large Citizens
Advisory Committee, to conduct an extensive program of evaluation and design
consensus during the six-year period of design and construction. This helped maintain
progress through complex choices about alignment, station locations, streetscape
design, operations, budget, detail design and the conduct of construction. Street-level
conditions including commercial vitality, parking and loading, views, user behavior,
planned or potential development and important cross connections were mapped and
assessed with planned transit station locations to inform design decisions.

After evaluating numerous alignment and station design alternatives, consensus settled
on buses and light rail sharing two transit lanes and alternating stops and stations on
right-side sidewalks.  Autos and bikes were allowed a shared lane for ease of access
and service. An early goal identified by adjacent businesses was to design streetscape
elements in a visually open manner to integrate transit and street life – walking, sitting,
waiting, people-watching, talking, dining and shopping. Consensus was also reached
that the overall corridor would have continuity (through paving, lighting, shelters, signage
and primary furnishings) as well as diversity (through public art, secondary furnishings
and the introduction of storm water landscape features).

Public feedback reinforced that the original materials were still important in unifying
downtown and that the Mall should be returned to its original beauty while carefully
integrating an additional layer of new infrastructure and furnishings. Existing, physical
street elements and materials were accounted for and assessed for reuse. Original
granite, brick and custom cast iron were fiscally irreplaceable, but still held design value
and had years of service life remaining. The designer’s mission became to preserve,
repair, refresh, adjust, replace and integrate. Original granite curbs were salvaged,
reused and repaired.  Brick paving was renovated or replaced and new furnishings
including leaning rails, bike racks and signage, are made of stainless steel for its
longevity and refined surface. Four hundred of the 600 existing major trees were
preserved and another 115 trees were added to strengthen the street’s distinctive
canopy. A highly-engineered design using advanced masonry methods was developed
for the replacement of the original, failed brick intersections. Graded, pure-silica sand,
made for the glass industry, provides the long endurance setting bed to support special
heavy, traffic-rated brick pavers in an interlocking pattern across 33 intersections. The
project was also brought into ADA compliance with new, high-quality materials.

The project embodies sustainability at all scales: it reinvests in the city’s core,
strengthens Portland’s civic framework, enhances clean mobility choices for an
increasingly urban society, and forms a public-private partnership to sustain this
investment for the future.  It also preserves and renews high quality original materials
while introducing new, energy efficient technology in refurbished street lights, signals
and new transit shelters. The new southern extension includes 18 blocks that intercept
sidewalk runoff with pervious paving and open landscape strips and five blocks that
intercept street runoff with bioswales. The final project plan included either renovation or
recycling of most pavement, metals, glass and wood.

A major project goal was to reinforce and extend vitality to the whole street, so TriMet
and its partners embarked on an outreach program for downtown businesses that
included design/permitting assistance and low-interest loans, called the Block-by-Block
Program (BBB). When the Revitalized Mall opened in September 2009, right-of-way
improvements had been complemented by 40 storefront renovations, two major hotel
redevelopments and several institutional projects, representing $1.5 billion in adjacent
private investment. To address long-term, public-private support, the Mall Revitalization
Project formed a partnership with the business and property owner community at
inception. The private sector, in turn, supported the project financially through a Local
Improvement District and formed a 501c3 non-profit corporation to maintain and
provide stewardship for the Mall in perpetuity.
 
 
 
 
 
 

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