TIMBER BRIDGEDEVELOPMENTS

Julie A McMorran Civil Engineer for FCE

OUR AIM

• Our Objectives: To provide a civil engineering service that meets customers' requirements at minimum cost.

• Innovative designs through research and testing

• Example: Glentress SLTA “The bridge to nowhere”

OUR PAST

• Load Testing • Analysis Test results• Reused Timber deck to construct,

Puggyline bridge at Fort William for the National

Mountainbike Championship 2007

OUR PAST

STRESS LAMINATED TIMBER ARCH

OUR PRESENT

• Normal construction cost:80% Materials 20% Labour

• Normal SLTA construction costs: 20% Materials 80% Labour

• New working at height regulations

• Solution:For short spans use prefabricated arch deck, deliver to site and place on abutments. Erect handrail on site.

For longer spans, construct on site and lift into place.

• This was first used at the Royal Highland Show & APF 2006

OUR PRESENT

OUR PRESENT

• Modular construction

We have used this for a stress laminated timber arch roof at the Royal Highland Show 2006Modify this for Timber bridges.

OUR PRESENT

OUR FUTURE

• Use glued and screwed construction prefabricated in our workshop and delivered to site.

• Load tested to destruction!

OUR FUTURE

• First Glued and screwed bridge at the Royal Highland Show 2007