Interstate 240 MemFix 4

Poplar Avenue WEST over I-240

• Existing 5-span bridge
  • 295’1.25” total length
  • pre-stressed AASHTO girders
  • reinforced concrete bridge deck
  • intermediate pier supports on spread footings (4)
  • concrete abutments on short driven concrete piles (2)
• Construction of 2-span bridge
  • 263'6" total length
    
  • steel plate girders
  • precast concrete deck modular units
    
  • intermediate support with micro-pile foundation (1)
  • reinforced concrete abutments with improved pile foundations (2)

Poplar Avenue EAST over I-240

• Existing 4-span bridge
  • 254’3.625” total length
  • pre-stressed AASHTO girders
  • reinforced super-elevated concrete bridge deck
  • intermediate pier supports on spread footings (3)
  • concrete abutments on short-driven concrete piles (2)
• Construction of 2-span bridge
  • 222'5" total length
    
  • steel plate girders
  • precast concrete deck modular units
  • intermediate support with micro-pile foundation (1)
  • reinforced concrete abutments with improved pile foundations (2)

Norfolk Southern Railroad over I-240

• Existing 6-span bridge
  • 316’8” total length
  • rolled steel beams
    
  • steel deck
  • intermediate pier supports on spread footings (5)
  • concrete abutments on short-driven concrete piles (2)
• Construction of 5-span bridge
  • 338'10" total length
    
  • steel plate girders
  • steel deck (panels?)
  • intermediate support with improved H-pile foundation (4)
  • reinforced concrete abutments with improved H-pile foundations (2)

Park Avenue over I-240

• Existing 5-span bridge
  • 291’3.25” total length
  • pre-stressed AASHTO girders
  • reinforced concrete bridge deck
  • intermediate pier supports on spread footings (4)
  • concrete abutments on short-driven concrete piles (2)
• Rehabilitation of 5-span bridge
  • abutment retrofit with steel H-piles
  • intermediate support seismic rehabilitation with micro-pile foundation retrofit (4)
  • structural repairs and seismic resistance improvements