Interstate 240 MemFix 4

Shelby County

Details

MemFix 4 Detour Map

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