The mechanical excavation and removal of sediment, rock, or debris from riverbeds, harbours, or pipeline corridors using specialised equipment. Subcontractors are often engaged for site preparation, spoil disposal, and environmental compliance support. Scopes can range from small trenching jobs to large marine infrastructure projects.
Dredging
Related Terms
Pylon
IndustryA tall structural tower used to support overhead power lines, pipelines, or signage on job sites. Subcontractors may work near pylons during civil, electrical, or pipeline installation scopes. Always verify exclusion zones before mobilising equipment.
Grid Hardening
IndustryUpgrades to electrical infrastructure that improve resilience against outages, extreme weather, and physical damage. For subcontractors, it drives demand for line work, equipment installation, and civil construction crews. Contracts often involve tight timelines and utility compliance requirements.
Hot Shot
IndustryExpedited delivery service for equipment, parts, or materials to remote job sites. Often used for urgent oilfield deliveries.
CSG (Casing)
IndustrySteel pipe installed in a wellbore to provide structural integrity and prevent contamination between different geological formations, requiring specialized installation and cementing services that subcontractors frequently provide during drilling operations.
OSHA
IndustryOccupational Safety and Health Administration. The US federal agency responsible for workplace safety regulations. Compliance with OSHA standards is required for contractors working in the United States.
SAGD (Steam Assisted Gravity Drainage)
IndustryA heavy oil extraction method using paired horizontal wells where steam is injected into the upper well to heat bitumen, allowing it to drain by gravity to the lower production well. Creates specialized maintenance and service opportunities for subcontractors in steam generation equipment, wellhead systems, and pipeline infrastructure at oil sands operations.
Latest Industry News
Vacated NJ Permit Puts Raritan Bay Pipeline Dredging Schedule In Question
A federal appeals court has thrown out New Jersey's water-quality certification for Williams' $1B Northeast Supply Enhancement pipeline, citing unresolved contamination monitoring for the Raritan Bay dredging work, raising fresh timeline risk for crews mobilizing on the underwater crossing.
1 month agoIndustryBurrard Inlet Dredging Fully Permitted, Work Set to Begin in September
The Vancouver Fraser Port Authority has received all federal permits to dredge Burrard Inlet, allowing Aframax-class tankers to load more fully at the Trans Mountain terminal. Marine and port construction work is expected to start in September.
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AEP, Amazon and X-energy are exploring a 960-MW advanced nuclear project at a former coal site in Sullivan County, Indiana. No timeline has been announced, so field work is likely well off.
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