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胡德河-白鲑鱼桥重建.pdf

上传人: 彩旗 编号:1158899 2026-03-02 25页 4.52MB

1、Hood River White Salmon Bridge Replacement Oct.14,2025Agenda Introductions Project overview How we got here Why well succeed The path to bridge opening QuestionsTodays presentersMichael ShannonProject DirectorJames ScheerProject ManagerMichael B.FoxHRWSBA ChairWith state and local funding secured an

2、d final environmental approval expected this year,the Hood River-White Salmon Bridge project is seeking the final federal investment needed to begin construction in 2027.Replacing a critical connectionAn urgent needCurrent bridge deficiencies:Built in 1924Sufficiency rating 7 of 100Narrow lanes,no s

3、houlders,no access for bikes or pedestriansCostly to maintainFrequently closed due to traffic incidents or repairs 1924TodayRegional bridge,national impactMore than 12 million tons of cargo move beneath the Hood River Bridge each year.Wider lanes and modern design will reduce accidents and emergency

4、 closuresDeeper foundations to better withstandearthquakesImproved river navigation for bargesNew and improved access for all modesThe new bridge will have modern lanes and shoulders,improving safety for all modes.Improving safetyVital link for farms and factories to global supply chains.Supports fr

5、eight and marine traffic.Boosts small business and tourism access.Creates jobs and strengthens local workforce.The new bridge will provide a 450-foot navigational clearance,dramatically improving safety and efficiency for barge operators.Supporting the economyThe path to successThe project has stron

6、g momentum and is well positioned for success.Project timeline:1999-20171999:Feasibility Study2003:EIS published2010:Type,Size&Location Study2005:Funding allocated for TS&L study199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025For nearly two

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1. **项目概况**:胡德河-怀特萨蒙桥将于2027年开工,2031年5月通车,替换1924年老桥( sufficiency评级7/100)。 2. **核心问题**:老桥车道窄、无路肩、无自行车道,维护成本高,频繁关闭,存在安全隐患。 3. **新桥改进**: - 车道拓宽,增设现代化路肩及步行/自行车道; - 基础加深至180英尺(原120英尺),抗震能力提升; - 桥墩减少至12个(原15个),提升船舶航行安全; - 航道净空450英尺,优化驳船通行效率。 4. **资金与进展**: - 已获州及地方资金(华盛顿州$4000万、俄勒冈州$3000万等),待联邦最终投资; - 采用渐进式设计-build模式,2024年完成初步设计,2026年启动钻探。 5. **经济与安全**:支撑年1200万吨货运,强化供应链,减少事故,创造就业。
**新桥何时开?** **旧桥为何换?** **资金够不够?**
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