Bridge Enhancements07/22/2013

Route 47 Missouri River Bridge

Bridgescape, LLC

Bridge Typical Section

• Distinctive appearance so that bridge remains a symbol

• Stay within budget: “German Simple”

• Recognize views to bridge from downtown/riverfront

• Maintain views to downtown from the bridge

• Keep design subtle; historic feel with minimal detailing

• Light pedestrian/ bicycle trail but not entire roadway;

• Lighting should enhance structure, not draw attention to itself.

Committee Design Goals (4/18/2013)

Previous Committee Selections:

• Variable Depth Girders ** ** MoDOT Funded

• Pier Shape – Gothic Pier **• One (1) Overlook Located at Pier 7 **• Railing – 27” Concrete Wall with Vertical Railing Element

• Girder Lighting – Girder Wash Fade

• Pier Lighting

• Overhead Pier Element – Curved Truss w/ Sun Shade

• Low Level Trail Lighting

Previous Committee Prioritization:

Enhancement Priority

Decorative Railing 1

Girder Lighting 2

Pier Lighting 3

Trail Lighting 4

View from Washington Riverfront Park

View from Washington Riverfront Park

Aerial View of Overlook

View from Pedestrian/ Bicycle Trail

View from Northbound Traffic Lane

View from Trail Below Bridge

View from Trail Below Bridge

Preferred Enhancement Package Decorative Rail + Girder Lighting + Pier Lighting + Trail Lighting

Prioritization Enhancement Estimated Cost (4) Estimated Cost (4A)

1 Decorative Railing (Addition to MoDOT Credit) $380,000 $380,000

2 Girder Lighting – Fade (west face only) $587,000

Girder Lighting – Fade(east and west face) $1,133,000

3 Pier Lighting $172,000 $172,0004 Trail Lighting (full length) $137,000 $137,000

SUBTOTAL $1,276,000 $1,822,0003% Inflation for 3 years (9.27%) $118,000 $169,000

TOTAL $1,394,000 $1,991,000

Project Schedule

• Final Enhancement Commitment August 16, 2013

• Public Hearing (Right-of-Way) October 2013

• Final Enhancement Funds Secured August 2014

• Open Construction Bids September 2016

• New Bridge Open to TrafficFall 2018

• Project Complete Summer 2019