lifecycle wood bridge decks

Life Cycle Assessment of a Norwegian Bridge - Core

effective bridge deck area through a lifetime of 100 years. When the operation ...... bridge, a concrete box girder bridge and a wooden arch bridge. The material...

Life Cycle Analysis of three Finnish Standard Bridges - Liikennevirasto

Steel reinforced concrete deck composite bridge . .... The bridge life cycle analysis consists of life cycle costs, life cycle assessment and bridge aesthetics.

Wooden bridges | Wood Products

Because of the lightness and strength of wood, wooden bridges can be prefabricated, ... bridges are very competitive in terms of both construction and life-cycle costs. ... The bridge deck is typically pre-stressed, with steel parts being used for...

Life-Cycle Assessment of Nebraska Bridges - Nebraska Department ...

Life-cycle cost analysis (LCCA) is a necessary component in bridge management systems (BMSs) ... deck with respect to life cycle cost for variable structural life.

Bridge Life Cycle Optimisation

ETSI Project Stage 2 – Bridge Life Cycle Optimisation was conducted in two years, 2007- ...... Bridge Decking, U.S. Department of Commerce, NISTIR 5864, Building ...... Fretheim wooden bridge in Flåm, Western Norway consists of one wide...

(PDF) Life cycle assessment of bridges, model development and ...

Jul 31, 2018 ... Life cycle assessment of bridges, model ..... cycle impacts assessment of steel, composite, concrete and wooden ...... a concrete bridge deck.

Composite Advantage FiberSPAN Vehicle Bridge Decks

Every bridge features a deck, the actual surface on which traffic runs. ... With an expected lifespan of 100 years, it requires much less maintenance than most ... A timber deck consists of a series of rough cut beams placed on wooden, iron,...

Empirical Study of Life-Cycle Cost Analysis for Bridges

Determine the life-cycle cost of a bridge. • Formulate a cost model for bridge life-cycle cost. • Determine .... Major MRR cost items are deck overlays, structural .... Pre-stressed. Concrete. Pre-stressed. Concrete. Continuous. Wood. Masonry. Alu.

A Dynamic Life Cycle Assessment Tool for Comparing Bridge Deck ...

A life cycle assessment (LCA) model was developed to compare the sustainability of alternative concrete bridge deck designs: one a conventional steel...

Bridge Deck Design - Federal Highway Administration - US ...

Nov 17, 2012 ... initial cost, life cycle cost, durability, weight, or owner requirements. For the ... Concrete Deck, Wood Deck, Metal Grid Deck, Orthotropic. Deck.

Life-Cycle Costs of Fiber-Reinforced-Polymer Bridge Decks ...

Life-Cycle Costs of Fiber-Reinforced-Polymer Bridge Decks ... Analysis indicates that one of the FRP decks is life-cycle cost-effective for a particular ... Repair of Wood Piles Using Prefabricated Fiber-Reinforced Polymer Composite Shells.

Life Cycle Cost of Bridges - Infrastructure Technology Institute

maintenance, repair, and rehabilitation can lower the life cycle cost of a bridge. 1. ... bridges had simple, wood frame operator houses and were operated manually. Table 1 ... below the bridge deck, the need for through-trusses was eliminated.

Life cycle assessment framework for railway bridges: literature ...

Dec 14, 2012 ... Literature review of life cycle assessment for railway bridges: critical issues and framework ...... between a steel–concrete composite bridge deck and a concrete bridge .... box-girder bridge, 37.9m Fretheim wooden arch bridge.

Bridge Life Cycle Cost Optimization - DiVA portal

analysis, evaluation, and optimization of the bridge life cycle indicators. ...... bridge-lift, will allow a close look under the bridge deck, a structural part difficult ...... three case bridges; one steel bridge, one concrete bridge and one wooden bridge.

Life cycle assessment of large scale timber bridges: A case study ...

Comparative life cycle assessment of a concrete and timber highway bridge design. .... utilized in other large structures, including in road bridges (Norwegian Wood .... Bridge deck overhang for the timber bridge design (Statens Vegvesen and...

A Dynamic Life Cycle Assessment Tool for Comparing Bridge Deck ...

Aug 13, 2004 ... 7. Figure 3. Bridge Deck System Life Cycle Framework Diagram. ...... Western Wood Products Association (WWPA), 1995. Material. Conv.

investigation of durability of wearing surfaces for frp bridge decks

On a life cycle basis, composites should be cost-effective. ...... deteriorated steel, wood or concrete bridge deck with an FRP deck is a success. However, the use...

Life Cycle Maintenance Costs: PermaTrak vs. Wood/Composite ...

Oct 20, 2015 ... A boardwalk life cycle maintenance analysis from a project in Dallas, TX. ... For a wooden backyard deck or 10' swale crossing, maintenance costs may ... But on a commercial boardwalk or pedestrian bridge, having at least a...

Design of short-span bridges with regard to life cycle costs

Graph showing how the life cycle cost (LCC) varies, depending on at which age of a bridge an activity ..... o Width of bridge deck = Equivalent to a 2-lane highway, i.e. ~7 m ...... o Summary of all the costs and the activities in the model-tree.

A New Look at Modern Timber Bridges - Western Wood Structures

... the wood. Photo 1. Timber Bridge with aluminum deck clips. .... Based on a life cycle assessment of similar structures made with either wood, steel or concrete...