Zinc Rich Paint in a Pigeon Rich Environment

Achieving Bridge Rehab without Going to Rehab

Louisville Bridge Rehabilitation

Lea Joyner Bridge Rehabilitation US 80 / Ouachita River Monroe/West Monroe Ouachita Parish District 05

Bridge Type: Year Built: Total Length: Roadway: ADT: Movable / Bascule 1936 1170 ft (4) - 10 ft lanes & sidewalks 40,000 (1) 160-ft Bascule Span (two 80-ft leaves) (9) 40-ft Concrete Deck Girder Approach Spans (6) 100-ft Deck Truss Spans (2) 20-ft Steel Girder Spans (over counterweights)

South Elevation

West Bascule Leaf

South Elevation

Approach Spans

Lea Joyner Bridge Rehabilitation Phase 1 Phase 2 S.P. 001-09-0074 S.P. 001-09-0075

Designer: Contractor: Huval & Associates, Inc. Modjeski & Masters, Inc. LA DOTD Bridge Design Section Kiewit Louisiana Co. Designer: Phase 1 Phase 2 Contractor: LA DOTD Bridge Design Section PCL Civil Constructors, Inc.

Scope of Work: Phase 1 Phase 2 Structural Electrical Mechanical Architectural

Structural Electrical Mechanical Architectural Phase 1 Phase 2 40% 60% 60% 40% Cost $ 9.8 M $ 3.0 M $ 0.9 M $ 0.9 M Temp. Signs, Barricades, DMS units Site Lab Mobilization Cleaning, Clearing & Grubbing $ 14.6 M $ 17.3 M

Structural Concrete Cracked Caps and Girder Ends End Wall Repairs & Added Girder Supports Major Spalls / Caps & Deck Undersides Jammed Fascia Joints Timber Fender System (Partial Replacement) Deck & Sidewalk Joint Seals Added Seismic Lateral Restraints Steel Members (Replace, Strengthen, or Repair) Steel Connections, Splices, Stiffeners Deficient Rivets High Strength Bolts Clean & Paint Structural Steel New Steel Grid Floor / Conc. Lane Lines Deck Epoxy Overlay Added Steel Curb Rail / New Conc. Curb

Failed End Wall

Cracked Bent Cap

Repaired Bent Cap

Cracked Girder Bearing

Jammed Fascia Joint

Cliff Swallow Nests

Steel Overhang Gusset

Deck Truss Stringers

Deck Truss Bottom Chords

Floor Beam Bottom Chords

Rivet Replacement w/ Bolts

Machinery Truss

Machinery Truss Trunnion Truss Machinery Support Beams

Machinery Support Beam

Machinery Truss

Dead Load Load Transfer

Dead Load Stress Transfer

Dead Load Load Transfer

Stairs

Spalled Curb

Removed Curb

Removable Sidewalk Panel

Added Curb Rail

Old Grid Floor

New Grid Floor

Bicycle Detour

1950: Steel Risers + Steel Grid Floor 1936: Timber Risers + Timber Planks + Asphalt Stringers Rotation Point Main Support Trunnion CWT Balancing Act

2012: New Steel Grid Floor, Added Conc. + Curb Rail Stringers Rotation Point Main Support Trunnion CWT Balancing Act

Electrical (New) Electrical System (230 V 480 V) Control System and Switchboard Drive Motors and Brakes Conduit and Wiring House Lighting Traffic Signals and Gates Navigational Lighting Generator Submarine Cables Walkway Lighting

Old Generator

New Generator

New Disconnect Boxes

New Breaker Box

New Breaker

New Transfer Switch

Old Walkway Lighting

New Walkway Lighting

Mechanical New Gears New Machinery Houses Live Load Shoes / Clean & Adjust Center Span Locks / Clean & Adjust Clean & Paint Machinery and Machinery Houses Temporary Operating System Bascule Span Balancing

Center Span Locks

New Gears

Gear Removal System

Temp. Operating System

Architectural (4) Houses / Refurbished New Doors and Windows Roof and Gutter Repair New Stairway Hatches New Louvers and Exhaust Piping Removed Sinks, Toilets, Piping, Valves Class 2A Concrete Special Finish Added Lea Joyner Plaques

House (Before)

House (After)

House & Lighting (Before)

House, Curb Rail & Lights

Steel and Concrete Color

Approaches (Before)

Approaches (After)

Old Plaques

New Plaques

South Elevation (Before)

Feb. 16, 2013

Feb. 16, 2013 The End