Andover, New Hampshire
3 August 2003

In 1959 this overpass and interchange was built carrying Route 11 over U.S. Route 4 as part of a Route 11 relocation project.

Bridge Facts:
Built in 1959
Nh 11, Nh 4a spans US 4, Nhrr(abd)
Steel continuous Stringer/Multi-beam or Girder
6 Spans, 80.5 meters in length

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Andover, New Hampshire
3 August 2003

Route 11 over U.S. Route 4. This view includes the ramp from Route 11 east to Route 4.

Bridge Facts:
Built in 1959
Nh 11, Nh 4a spans US 4, Nhrr(abd)
Steel continuous Stringer/Multi-beam or Girder
6 Spans, 80.5 meters in length

View Larger Photo

Andover, New Hampshire
3 August 2003

U.S. Route 4, looking west from the Route 11 overpass.

Bridge Facts:
Built in 1959
Nh 11, Nh 4a spans US 4, Nhrr(abd)
Steel continuous Stringer/Multi-beam or Girder
6 Spans, 80.5 meters in length

View Larger Photo

Andover, New Hampshire
3 August 2003

Route 11 over U.S. Route 4.

Bridge Facts:
Built in 1959
Nh 11, Nh 4a spans US 4, Nhrr(abd)
Steel continuous Stringer/Multi-beam or Girder
6 Spans, 80.5 meters in length

View Larger Photo

Andover, New Hampshire
3 August 2003

The Route 11 overpass also spans the old Boston and Maine Northern Line that once connected Concord and White River Junction, Vermont.

Bridge Facts:
Built in 1959
Nh 11, Nh 4a spans US 4, Nhrr(abd)
Steel continuous Stringer/Multi-beam or Girder
6 Spans, 80.5 meters in length

View Larger Photo