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2011 – I-20 / LA 3249 (Well Road) Bridge
State: LA
Year: 2011
Owner: State
Location: Rural
Beam material: Steel
Spans: > Three-span
Max Span Length (ft.): 85
Total Bridge Length (ft.): 260
Impact Category: Tier 2 (within 3 days)
Construction Equipment Category: SPMTs
Project Planning: Design-bid-build,
A+B bidding; Full lane closure; Lane rental
Geotechnical Solutions: CIP substructure under traffic,
Structural Solutions: FDcBs (full-width concrete-decked steel beam unit),
2002 – I-10 Bridge over Lake Pontchartrain (original Twin Spans)
State: LA
Year: 2002
Owner: State
Location: Urban
Beam material: Concrete
Spans: One-span
Max Span Length (ft.): 65
Total Bridge Length (ft.): 65
Impact Category: Tier 1 (within 1 day)
Construction Equipment Category: Conventional
Project Planning:
• Design-bid-build
,• Full lane closure• Incentive / disincentive clauses
Geotechnical Solutions:
Structural Solutions:
• Full-width decked beam unit (FDcBc)
, CIP reinforced concrete closure joints