Tutor Perini-Nan JV Wins $331M Navy Contract to Repair Guam Breakwater

The U.S. Navy chosen a three way partnership of Tutor Perini Corp. and Nan Inc. to restore a breakwater at Naval Base Guam broken final yr when Hurricane Mawar hit the U.S. territory, the contractors and Navy introduced in October. The contract has a base worth of $330.6 million, however contract choices may elevate its worth to about $560 million if exercised.

The three-mile-long Glass Breakwater bounds the northern aspect of Apra Harbor, which is used each by the navy and the Port of Guam. It helps defend in opposition to tides, currents and storm surge. Nevertheless it “suffered main harm” through the hurricane and is now labeled as failed by the U.S. Military Corps of Engineers, in response to Naval Services Engineering Techniques Command (NAVFAC) Marianas. The breakwater is prone to breach throughout one other robust storm, Navy officers say. 

“If that [breakwater] breaches, the inbound and outbound site visitors going to Arpa Harbor won’t be allowed to go in,” Vice Admiral Jeffrey Jablon mentioned throughout a Senate subcommittee listening to in Might. “That features our submarines, our Navy floor ships, our submarine tenders which can be stationed there. So it’s very important to operations in Guam.”

The Class 4 hurricane struck Guam in Might 2023 with sustained winds of 130-140 mph, 72 in. of rain and storm surge of as much as 12-14 ft, in response to the Nationwide Oceanic and Atmospheric Administration. 

On the Senate listening to in Might, Jablon mentioned the hurricane “did loads of harm to our vital infrastructure.” On the time, he estimated the price of the breakwater repairs at $600 million, and repairs to a helicopter squadron hangar at $580 million. U.S. Air Pressure officers additionally testified about going through excessive prices for repairs after the storm. 

The five-year contract’s scope is concentrated on three of probably the most critically failed parts of the breakwater, in response to NAVFAC Marianas, which awarded the contract Oct. 12. Given future funding for the opposite contract choices, it may embrace repairing the construction’s full size. 

Design is underway now, with the goal of beginning in-water work subsequent August and finishing work by July 2029. 

“This challenge will present vital infrastructure enhancements that can strengthen our resilience in opposition to pure disasters and help the livelihoods of our residents,” mentioned Capt. Troy Brown, NAVFAC Marianas commanding officer, in a press release. 

The Sylmar, Calif.-based three way partnership of Tutor Perini and Nan, named TPC-NAN, is one among 5 Shipyard Infrastructure Optimization Program (SIOP) multiple award construction contract holders, in response to NAVFAC Marianas. Tutor Perini mentioned in a press release that its Guam-based subsidiary, Black Development Corp., will handle work on the challenge. Black beforehand completed a smaller repair project on a portion of the Glass Breakwater in 2013. 

The hurricane and subsequent repairs come amid a push to build up the U.S. military’s presence on Guam. On Oct. 30, Granite introduced that NAVFAC had chosen it for a $42-million design-build contract for sitework and infrastructure for missile warning and protection techniques at Naval base Guam. That work is scheduled for completion in August 2026.