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Confluence ProjectVA N C O U V E R L A N D B R I D G E
Vancouver Land BridgeA Segment of The Confluence Project
The Vancouver Land Bridge is a 40-foot-wide pedestrian bridge that arches over State Route 14 and under a railroad embankment in Vancouver, Washington. The bridge and accessible trail system reconnect historic Fort Vancouver, the reconstructed fort of the Hudson Bay Company, with a park on the Columbia River waterfront where a wharf once stood. Fort Vancouver was built on the site 20 years after Lewis and Clark passed by, and for a time was one of the busiest ports on the West Coast. The Vancouver Land Bridge also serves as a link in the regional Discovery Trail System. It was designed as part of a collaborative effort known as the Confluence Project. Commemorating the history of the Lewis and Clark Expedition and the tremendous changes it brought to the region, the Confluence Project is comprised of seven art installations along the Columbia River Basin. The Confluence Project was initiated by a group of Pacific Northwest Native American tribes and civic groups from Washington and Oregon and budgeted at $27 million. The construction of the Vancouver Land Bridge segment was a joint effort of the Confluence Project, the City of Vancouver, the Washington State Department of Transportation and the National Park Service.
The jointless flexible pavement surfacing is the signature highlight of the Vancouver Land Bridge project and it features natural aggregate coloration for a historically appropriate aesthetic, often visualized by visitors as unpaved in appearance. The cold applied NaturalPAVE® XL Resin Pavement™ is a non-toxic pavement technology developed by Soil Stabilization Products Company, Inc. (SSPCo) as an alternative to asphalt and concrete pavements. Designers specify NaturalPAVE XL Resin Pavement mixtures for their projects based upon a variety of reasons, including environmentally friendly composition and construction process, natural aesthetic, historically appropriate appearance, thermal resistance and solar reflectivity to combat Urban Heat Island effect and its beauty as an architectural feature complementing the landscape or built structures. NaturalPAVE XL Resin Pavement mixtures are also typically stronger and more flexible than standard hot mix asphalt pavement mixtures, so designers can know they are upgrading their projects in regards to pavement quality as well as aesthetic and environmental quality concerns.
The NaturalPAVE XL Resin Pavement mixture selected for surfacing the Vancouver Land Bridge incorporates the same aggregate material as the NaturalPAVE XL Resin Pavement mixtures utilized for accessible trail paving inside and outside the adjacent Fort Vancouver National Historic Site. The National Park Service initiated the accessible trail-paving program in 2002 at Fort Vancouver. The use of the same NaturalPAVE XL Resin Pavement mixture for the Land Bridge project provides visual continuity and connection from the historical setting at the Fort to the park on the Columbia River shoreline.
scale model of the Vancouver Land Bridgespanning Washington State Route 14
Cold & Wet Climate Performance
In the seven year period since the National Park Service installed their first section of NaturalPAVE XL Resin Pavement walkways within Fort Vancouver, there have been 223 days when freezing temperatures were experienced, and 12 days when temperatures were at or below freezing for the entire day. The reported rainfall for Vancouver, Washington averages approximately 42 inches per year. In spite of the high number of freeze-thaw cycles experienced and the wet weather conditions, the high strength NaturalPAVE XL Resin Pavement installations are without sign of wear or damage after seven years in service.
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For more photos of this project, visit www.sspco.com/vancouverlbFor more photos of the adjacent Fort Vancouver project, visit www.sspco.com/fortvancouver
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RESIN PAVEMENT is a trademark of Soil Stabilization Products Company. Inc.NaturalPAVE and the SSPCO globe logo are registered trademarks of Soil Stabilization Products Company, Inc.
© 2009 Soil Stabilization Products Company, Inc. - All Rights Reserved
PO Box 2779, Merced, CA 95344-0779 Phone: (800) 523-9992 or (209) 383-3296
Fax: (209) 383-7849 Email: [email protected]
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NaturalPAVE XL® Resin Pavement™, similar to hot mix asphalt, is a surface course pavement material that is reliant on the workmanship of the pavement contractor during placement operations and on the strength and stability of the base course and underlying layers upon which it is constructed. SSPCo is a supplier of pavement materials only and not a contractor, engineer, installer, or construction inspector.
This publication is intended for use by professional personnel who are competent to evaluate the significance and limitations of the information provided. It was reviewed carefully prior to publication. Final determination of the suitability of any information or material for the use contemplated, or for its manner of use, is the sole responsibility of the user.