All Employees: Construction: Heavy and Civil Engineering Construction in Maine was 3.80000 Thous. of Persons in January of 2020, according to the United States Federal Reserve. Historically, All Employees: Construction: Heavy and Civil Engineering Construction in Maine reached a record high of 4.40000 in January of 1990 and a record low of 2.70000 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for All Employees: Construction: Heavy and Civil Engineering Construction in Maine - last updated from the United States Federal Reserve on April of 2024.