A scheduled period when a marine vessel is removed from service for inspection, repairs, or maintenance. For subcontractors, dry dock signals a concentrated burst of work — hull cleaning, mechanical repairs, and compliance checks. Scope can be substantial, so resource planning and contract clarity are critical.
Dry Dock
Related Terms
Dynamic Line Rating
IndustryA real-time method of calculating the maximum safe current capacity of a power line based on actual weather and load conditions. Unlike fixed ratings, it allows more power to flow when conditions permit. Field crews may encounter adjusted work protocols near energised lines as ratings shift throughout the day.
PWHT (Post-weld Heat Treatment)
IndustryA controlled heating and cooling process applied to welds after completion to reduce stress and improve strength. Subcontractors must confirm PWHT requirements before mobilising, as it adds time, equipment, and certified personnel to scope. Failing to price it into your bid can significantly erode job margins.
Natural Decline Rate
IndustryThe rate at which a well's production drops over time without operator intervention. For subcontractors, this signals reduced worksite activity and fewer service calls as output falls. Anticipating decline helps crews and companies plan for shifting demand across a field.
Scope Validation
IndustryThe process of confirming that the work described in a contract matches actual field conditions before mobilising. Subcontractors use it to catch scope gaps that could lead to unpaid extras. Undocumented changes discovered on-site are easier to dispute without prior validation.
Trenchless Technology
IndustryMethods for installing or repairing underground pipelines and conduits without open-cut excavation. Common techniques include HDD (Horizontal Directional Drilling) and pipe bursting. Subcontractors specialising in these methods often command premium rates due to reduced surface disruption and specialised equipment requirements.
Rig Utilization
IndustryThe percentage of time a rig is actively working versus sitting idle. For subcontractors, high rig utilisation means steady billable hours and predictable revenue. Low utilisation signals contract gaps that strain cash flow and crew retention.
Latest Industry News
Navy Breaks $10B Bremerton Dry Dock Rebuild into Four Bid Packages
The U.S. Navy has released detailed procurement plans for a $7B to $10B rebuild of the Dry Dock 3 waterfront at Puget Sound Naval Shipyard, outlining four construction packages and an eight-year build timeline that represents one of the largest heavy civil and marine construction programs on the West Coast.
3 months agoIndustryBird Construction Lands $1B in Canadian Awards Across Civil, Marine, Mining Work
Bird Construction secured roughly $1 billion in Canadian project awards spanning civil, marine, mining and industrial infrastructure, On-Site Magazine reports, signaling growing demand for contractors with multidisciplinary self-perform capability.
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Reuters sources cited by BOE Report say Shell-led LNG Canada may reach a final investment decision on its 14 mtpa Phase 2 expansion as early as next month, setting up a fresh round of BC pipeline, marine and civil subcontract packages.
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Plains All American is acquiring Silver Creek's Powder River Basin gathering and pipeline system in Wyoming for about $585 million, expanding its Rockies crude oil footprint.
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