These are a few of the projects for which Calderwood Engineering has provided services in the form of final structural design, and/or construction engineering. You can contact us by telephone or email. We look forward to servicing all your engineering needs.
Wash Bridge over West Branch Nezinscot River, Sumner, Maine
Constructed in 2017 by Tbuck Construction
Precast 18'-0" Span x 6'-0" Rise, 3-sided Box
Precast Concrete Block Wingwalls
Keystone Bridge, Bristol, Maine
Constructed in 2019 by Hagar Enterprises
Corrugated Steel Arch 26'-0" Span x 8'-1" Rise
Concrete Headwall with Stone Veneer
Tannery Brook Bridge, Mariaville, Maine
Constructed in 2017 by NF Luce Inc.
Precast / Pre-stressed solid slabs 36'-0" Span
Precast Spread footing on CIP fill Concrete
Precast Concrete Wingwalls
Road Colsure limited to 14 Days
Jimmy Stream Bridge, Litchfield, Maine
Constructed in 2016 by NF Luce Inc.
21'-6" Span composite steel bridge
CIP Concrete Deck with integral wearing surface
Spread Footing Abutments
Chaney Bridge over Smelts Brook, Bremen, Maine
Constructed in 2018 by Hagar Enterprises, Inc.
50'-0" Span Precast/Prestressed Voided Slabs
Abutments CIP concrete spread fottings cast on bedrock
Precast T-wall for Retaining Walls
Timber/Earthen stairs to allow for water access
Onsite parking included
Steel Backed Timber Rails
Winslows Mills Bridge over Medomak River, Waldoboro, Maine
Constructed in 2018 by Wyman & Simpson
83'-0" Span composite welded plate girders
Constructed on existing spread footing abutments