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HEB Designs Unique Leaning
Timber Arch Bridge
North Conway, New Hampshire – H.E. Bergeron
Engineers (HEB) of North Conway and the Town of Houlton, Maine, announce
the completion of the Meduxnekeag River Pedestrian Bridge in Houlton,
Maine. Inspired by an idea to connect a historic section with a
residential area for foot and bicycle travel, the Meduxnekeak River
Bridge has become an integral part of the revitalization effort of the
Town of Houlton, as well as a link to its past and future. It has
surpassed client expectation, focusing attention to the downtown and
drawing together a city divided by a natural watercourse. In the words
of the Town Manager, “HEB’s design has
surpassed all expectations. The bridge has taken on a life of its own as
a pivotal aspect of the downtown revitalization effort.”
Spanning 190 feet, the
structure is a unique, leaning timber arch bridge. Perhaps the only
lighted, leaning arch bridge in the State of Maine, the design was
chosen from six alternates. Considerations for selection included
aesthetics, view from the bridge, handicap accessibility, long-term
maintenance, compatibility with the downtown area and cost within
budget. HEB worked with electrical and landscape consultants to design a
structure which would bring a cohesive feel to the town. By designing a
lighted pedestrian bridge, the dynamic architectural elements are
emphasized by night as well as by day. The natural and man-made elements
blend together with the historic and contemporary downtown and
residential areas, creating an inviting gateway for people to travel
safely from one side of the town to the other on foot or bicycle.
Handicap accessibility ensures that everyone can enjoy
the amenities of the bridge and its surrounding environs. There are
benches and well-lighted pathways leading to and from the bridge. Trails
branch off from the residential side where information kiosks and
signage are planned as future enhancements.
Much of the construction process occurred in the winter
of 2004. In spite of snowstorms and cold conditions, the arches were
bolted together, precisely angled holes were drilled in the five-foot
sections to accommodate the deck support rods and then the arches were
placed on the abutments. Using a combination of two cranes and a manlift
the arches were fitted so that the critical top pin could be placed.
Placement of the pin occurred as the sun was going down on a cold day in
late January. Decking, railing and lighting elements were added as the
winter progressed. Springtime brought warmer weather and the opportunity
for the landscaping and amenities to be put into place.
Whether you are an engineer, architect, visitor or
resident of Houlton, you will appreciate the design, aesthetic beauty
and functionality of the Meduxnekeag River Bridge. |
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