Trenching News


Rotech Subsea Clears Sand Waves and Debris for Offshore Wind Farm in Taiwan

Aug 16, 2023

Subsea trenching and excavation specialist Rotech Subsea said Wednesday it had completed sand wave clearance and debris removal operations at a 'key' offshore wind farm in Taiwan. The contract - for an unnamed long-term client in the region…

23D Completes Subsea Cable Trenching and Burial Work for European Client

Aug 07, 2023

Nearshore and onshore power installation contractor and marine consultancy company 23 Degrees Renewables (23D), part of OEG Group, said Monday it had completed a contract for an unnamed European cable company to carry out trenching and burial…

DeepOcean Bags Post-Lay Trenching Works Offshore Mexico

Jun 05, 2023

Offshore services company DeepOcean has won a contract to provide post-lay trenching works on 30 kilometers of pipeline offshore Mexico. DeepOcean will execute the post-lay trenching works from the M/S Volantis subsea construction vessel, which is equipped DeepOcean’s high powered jet trencher UT-1…

AssoJet III Mk2: Asso.subsea Unveils its Most Advanced Jetting ROV

Apr 06, 2023

Offshore installation services firm Asso.subsea on Thursday announced the development of a newly built jetting vehicle for cohesionless soil: AssoJet III Mk2.'The AssoJet III Mk2 is the most advanced of the ASSO’s jetting ROVs, based on full…

OEG Offshore Invests in Electric Subsea Excavation Solution Firm

Feb 17, 2023

Aberdeenshire-based OEG Offshore has invested in SEAJET Systems Limited (SEAJET), the developer of an all-electric controlled flow excavation (E-CFE) solution for the offshore energy sector.According to OEG Offshore, SEAJET has recently patented…

First Sea Cable Installed for TenneT's West Alpha Offshore Substation

Jan 26, 2023

Jan de Nul Group and LS Cable & System have completed the installation of the first sea cable for West Alpha offshore wind substation for Dutch grid operator TenneT. The offshore installation contractors used the cable-laying vessel Connector…

Van Oord Books Eidesvik Offshore Vessel for Offshore Wind Trenching Support

Jul 19, 2022

Dutch marine services firm Van Oord has, via its offshore wind subsidiary Van Oord Offshore Wind,  awarded Eidesvik Offshore a five-year contract for its Subsea Viking multi-purpose support vessel.The contract, of an undisclosed value, will start in the first quarter of 2023…

Royal IHC's Hi-Traq Mk 1 Trenching Vehicle Wraps First GoM Campaign

Sep 10, 2021

Dutch company Royal IHC has via its Offshore Energy Division delivered a Hi-Traq Mk 1 multi-purpose trenching vehicle to a UK-based company for operations in the Gulf of Mexico.According to Royal IHC, which did not reveal the name of the client…

Nexans Extends 'Havila Phoenix' Charter, Rents Trencher

Aug 23, 2021

Offshore cable maker Nexans has extended the charter for Havila Shipping's Havila Phoenix subsea construction vessel.The extension is for a period of 100 days, with further options for 40 days. The contract will keep Havila Phoenix working for Nexans up to February 2022…

DeepOcean Winds Down Its UK Cable Lay & Trenching Business

Jan 26, 2021

Subsea services company DeepOcean has completed the wind-down of its UK Cable Lay & Trenching business.DeepOcean had in November 2020 said it had started a restructuring process in relation to three UK subsidiaries in its Cable Laying and Trenching business (the “CL&T Group”)…

Current News

BOEM Okays New England Offshore Wind Project

Solstad Offshore Bolsters Ownership Stake in Omega Subsea

DeepOcean Takes Over Equinor’s Pipeline Repairs Contract from TechnipFMC

Petrobras Steps Closer to Developing Hydrogen Plant Powered by Renewables

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