One Wallace Ave.
South Portland, Maine, 04106
Little Bay Bridge – Dover, NH
The Little Bay Bridge is a twin-span girder bridge that carries U.S. Route 4/NH Route 16, and the Spaulding Turnpike across the mouth of Little Bay, where it meets the Piscataqua River, between the city of Dover and the town of Newington in New Hampshire. This bridge is a 9 span, 1,640 LF, and utilizes weathering steel plate girders with a 3-coat NEPCOAT paint system only at the expansion ends of the bridge. Approximately 2,900 tons. Owner is NH DOT. Contractor is Cianbro Corp.
Bridge Type: Twin-Span Plate Girder
Steel Tonnage: 2,900 tons
Steel Type: Grade 50W - Weathering Steel
Coating: 3-Coat NEPCOAT Paint system @ Expansion Ends only
Project Owner: NH D.O.T.
Contractor: Cianbro Corp
Designer: NH D.O.T.
Detailer: Tensor Engineering
Steel Fabricator: Casco Bay Steel Structures, Inc.
Steel Erector: Cianbro Corp
No additional info
Casco Bay Steel Structures, Inc. has 2 plants, located in Saco and South Portland, Maine, totaling 150,000 sq/ft of fabrication space with 100 tons of lifting capacity on 30 acres of property.
Contact: Bryon Tait, President 207.780.6722
Casco Bay Steel Structures, Inc. was established in 1997 and has continually grown to meet the needs of bridge projects throughout New England and New York. Casco Bay Steel Structures, Inc. is an AISC certified bridge fabrication company with fracture critical and sophisticated paint endorsements. Casco Bay Steel Structures, Inc. is also a member of the national Steel Bridge Alliance.