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Underwater Construction Corporation Completes Another Carbon Fiber Wrap Infrastructure Project

 The upper reservoir storage basin at a U.S. Pumped Storage Hydropower (PSH) facility Underwater Construction Corporation (UCC) has been delivering cost effective, high strength, and corrosion resistant carbon wrap solutions since 2015. That experience and more than 53 years of commercial diving background in the power industry have added [...]

2022-10-14T16:43:21+00:00October 12th, 2022|Carbon Fiber Wrapping, UCC News|

Underwater Mineral Processing Services: Water Treatment Plant – Alum Sludge Removal & Geotextile Tube Dewatering (Braintree, MA)

The Challenge Many municipal and private water treatment plants need to condition their incoming raw water with the removal of suspended solids materials. This task is typically performed through chemical conditioning with the addition of an approved precipitating / flocculating chemical in preparation for gravity settling of these solids.  [...]

2022-09-06T21:26:30+00:00September 2nd, 2022|

UMPS Successfully Completes Hydraulically Dredged Sediment Dewatering for Philadelphia Water Works Schuylkill River Boathouse Row Channel

In the shadow of the Rocky statue at the Philadelphia Museum of Art, Underwater Mineral Processing Services (UMPS), an operational division of Underwater Construction Corporation (UCC), was contracted under a Philadelphia Water Works Park Amenities & Island Enhancement Project to process 2,000 gallons per minute (gpm) of hydraulically dredged [...]

2022-09-02T19:18:45+00:00August 29th, 2022|

UCC Support of Invasive Mussel Control Demonstration Project

The USGS figure below presents the point distribution map of Dreissena polymorpha throughout the continental US through February 2019. Figure 1: Zebra Mussel Population Estimates Non-native zebra and quagga mussels invaded the Great Lakes region in the early 1990s arriving in foreign ships’ ballast water. Some [...]

2022-08-09T21:39:20+00:00August 8th, 2022|

UCC TransMontaigne Terminal Dock Repairs under COVID-19 Restrictions

Underwater Construction Corporation recently performed crucial structural repairs and underwater corrosion protective coatings application to pilings and dock infrastructure at the TransMontaigne Terminal Dock, located on the Mississippi River in Cape Girardeau, Missouri.  These pilings had weakened significantly, due to impact damage from continuous barge loading and unloading operations. The [...]

2022-07-15T21:44:12+00:00July 13th, 2022|Marine Services, UCC News|

Marine Infrastructure Upgrades – Mid-Atlantic Region, USA

50 YEARS OF ENVIRONMENTAL IMPACT Fifty years of harsh marine environmental impact required the rehabilitation of the bridge pier steel casings.  Previous marine infrastructure repairs such as fiberglass jackets filled with no shrink grout or a combination of steel jackets with grout and reinforcing steel did not stand the test [...]

2022-06-14T21:00:56+00:00February 9th, 2022|

Air Diving Experience

Hydroelectric Facility   Work Scope – Head Gate Rail and Cable Tray Service    Drilling and Anchor Installations    Rock and Other Debris Removal   Air Surface Supplied Diving   Depth – 167 Feet   Number of Dives – 250   Unique Variables   Specialized Navy Dive Table and Schedule due to 2400 Feet Altitude   Surface Decompression [...]

2022-07-27T20:02:08+00:00September 3rd, 2021|

Drinking Water Reservoir Rehabilitation

Carbon Fiber Reinforced Polymer The facility is a water reservoir built in the 1920s. Recently leaks and spalling of concrete have been observed. Composite Construction, LLC of Tucson, Arizona and its partner, Connecticut's Underwater Construction Corporation provided a solution using its propriety carbon fiber reinforced polymer concrete. This propriety system [...]

2022-06-14T21:11:30+00:00April 10th, 2021|

Power Plant Intake Underwater Structure Repair

UCC performed an inspection on the raw water intake structures of a power generation facility. Findings revealed that 75% of the structure cap and support members underneath the cap had collapsed over the winter. While final repair drawings were being developed UCC performed emergent repairs starting with the removal of [...]

2022-08-08T20:52:16+00:00April 6th, 2015|
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