Project Tag: commercial diving

Floating Bridge Anchor Cable Excavation

Global was subcontracted to excavate and side-cast bottom sediment around the anchor cables holding Seattle’s I-90 floating bridge in position so the cables could be replaced. The process utilized a jetting tool designed and fabricated by Global, as well as ROV observation to guide the jetting tool into position and monitor the excavation of material. …

F/V Pacific Sunrise Vessel Refloat

Global was contacted by the US Coast Guard to defuel the F/V Pacific Sunrise, a 74-foot former fishing vessel that had sunk at the dock at the Port Angeles Boat Haven. Global crews defueled the vessel, then began working with the Port authorities to develop a salvage plan to refloat her so she could be …

Precast Panel Installation

As part of a flood control project, Bel Marin Keys Community Services District (BMKCSD) procured three new stainless steel slide gates to be installed at the South Lagoon Culvert. These new gates would replace the 40-year-old cast iron gates attached to the existing concrete headwall.  During the removal of the existing gates, it was determined …

Subsea Cabling Project

Global was contracted by L3 MariPro to provide all diving and ROV work for a subsea cabling project off the coast of Florida. Mobilizing from Fourchon, LA the team secured all dive and ROV equipment aboard a Dynamic Positioning Ship (DP2) hired by Global as the dive support vessel. An Ultrashort Baseline (USB) acoustic positioning …

Willow Creek Dam Rehabilitation

Global was selected as a subcontractor to provide diving and marine construction services for the Willow Creek Dam rehabilitation in 2017. The rehabilitation of the dam involves lining the existing intake tunnel with steel liner sections and installing three new hydraulic control gates. The majority of work was designed to take place in a dewatered …

Hood Canal Bridge Band Removal

Washington State DOT determined that to avoid galvanic corrosion, two stainless steel bands that had previously been installed on one of the Hood Canal Bridge’s anchor cables needed to be removed; Global was awarded the small works project bid. The team mobilized to the site on Global’s Prudhoe Bay and used their Falcon ROV to …