Willamette River Transit Bridge WRBAC Meeting #1

• The general physical characteristics of a bridge establish thefundamental visual properties of the structure form and its visual essence.

• The major structural elements of a bridge are its piers, girders and abutments, which serve as major architectural features aswell as primary load carrying members.

Aesthetic Design Hierarchy

Willamette River Transit Bridge WRBAC Meeting #1

Lancaster Pedestrian Bridge,Forth Worth, Texas

Woodrow Wilson Bridge,Washington D.C.

Puente Centenario,Panama Canal, Panama

• Superstructure type

• Pier placement

• Abutment placement

• Retaining walls

Principal Aesthetic Design Factors

Willamette River Transit Bridge WRBAC Meeting #1

Lancaster Pedestrian BridgeRailing Detail

Woodrow Wilson Bridge Aesthetic Lighting

Puente CentenarioBarrier and Tower Details

• Railing and barrier details

• Surface color and textures

• Architectural embellishments

• Roadway lighting and signage

• Aesthetic lighting

Secondary Aesthetic Design Factors

Willamette River Transit Bridge WRBAC Meeting #1

• Consideration and balancing of ecological, economical, social-cultural environments

• Preservation and optimization of resources for use by future generations

Sustainable Bridge Design

• Sustainable GoalsCareful design of footings and pier locationsLane adaptability and HOV lanesBike and pedestrian lanesStorm water management and river bank restorationGreen power and onsite power generationLifecycle assessmentsMaterial reduction and use of regional and recycled materialsConstruction activity pollution prevention

Willamette River Transit Bridge WRBAC Meeting #1

An approach to bridge design:

• Looking at a bridgeLong range views

• Being on a bridgeMotorists, cyclists and pedestrians traveling across the bridge

• Being near a bridgeBridge undersideBoaters, cyclists and pedestrians nearby viewsSocial interactions and connections

Bridge Experiential Scales

Leonard P. Zakim Bridge,Boston, Massachusetts

Liberty BridgeGreenville, South Carolina

East End Bridge,Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Case Study - 1

Willamette River Transit Bridge WRBAC Meeting #1Historic Boston, circa 1877

Bunker Hill Monument

Boston Commons

Charles River

State House

Source: SKYLINES, American cities yesterday and today

Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1I-93 Bridge, circa 1984Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Leonard P. Zakim Bridge - Boston, Massachusetts

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Case Study - 2

Willamette River Transit Bridge WRBAC Meeting #1Camperdown Highway Bridge, circa 2000Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Liberty Bridge – Greenville, South Carolina

Willamette River Transit Bridge WRBAC Meeting #1Case Study - 3

East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1

Kentucky Indiana

Existing Site Conditions, circa 2006East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1Existing Site Conditions, circa 2006East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1

Source: SKYLINES, American cities yesterday and today

East End Bridge – Louisville, Kentucky Existing Ohio River Bridges, circa 2006

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky Cable Stayed Bridge type variation in appearance

Selected Bridge Type

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1East End Bridge – Louisville, Kentucky

Willamette River Transit Bridge WRBAC Meeting #1

Thank you