The State Dept. closed out fiscal year 2013 with a flurry of large embassy construction contract awards in September—the fiscal year’s last month—including new construction and major renovations totaling $618.3 million in Europe, Africa, South America and New Zealand.

For all of FY 2013, which ended on Sept. 30, the department’s Bureau of Overseas Buildings Operations (OBO) awarded $646 million in construction and renovation contracts, plus another $102.8 million in task orders.

In September, Caddell Construction Co., Montgomery, Ala., won three embassy contracts, totaling $416.3 million. The largest is a new, $160.6-million office annex at the U.S. embassy site in Moscow. Hellmuth, Obata + Kassabaum designed the 242,000-sq-ft annex.

Caddell also won a $130.7-million contract to construct a new multi-building embassy compound in Nouakchott, Mauritania. AECOM did the concept design, and Integrus Architecture is the architect of record.

In addition, Caddell was awarded a $125-million contract to build a new U.S. embassy compound in The Hague. The project, designed by Moore Ruble Yudell Architects and Planners, includes a chancery office building, a residence for U.S. Marines and other facilities.

B.L. Harbert International, Birmingham, Ala., won a $114.9-million State Dept. contract, awarded on Sept. 29, to build a new U.S. embassy in Paramaribo, Suriname. Zimmer Gunsul Frasca Architects designed the complex.

In late September, Enviro-Management and Research Inc., Springfield, Va., was awarded two embassy renovation contracts, totaling $39.1 million, for projects in Georgetown, Guyana, and Vilnius, Lithuania.

Desbuild Inc., Hyattsville, Md., was awarded a $39.5-million contract on Sept. 30 to rehabilitate the U.S. embassy in Wellington, New Zealand.