Construction Equipment
Ag Equipment
Roadbuilding
Dealers
Business
Technology
Tag: Kittery
Roadbuilding
Pre-cast concrete key to Sarah Mildred Long Bridge construction
Engineers believe the $158.5 million Sarah Mildred Long Bridge project, connecting Portsmouth, N.H., with Kittery, Maine, may be the first vertical-lift bridge to use precast-concrete segmental towers, the Engineering News-Record reports. Construction of the new bridge carrying U.S. Route 1 Bypass over the Piscataqua River began in 2015. The bridge is slated to open by […]
December 5, 2017
Roadbuilding
Crews use river tides to lift, lower new center span of Maine-N.H. bridge
Bridge builders got some help from the tides to install the 3-million-pound center lift span for the new Sarah Mildred Long Bridge, which connects Kittery, Maine, and Portsmouth, New Hampshire. On October 17, the span was floated in on barges across the Piscataqua River. Then on October 18, the rising tide lifted the span above […]
October 19, 2017
Page 1 of 1