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Industry Glossary Term

Pneumatics

Systems that use compressed air or gas to power tools, actuators, and control valves on job sites. Subcontractors working with pneumatic equipment must ensure proper pressure ratings and fittings are maintained. Common in instrumentation, pipeline, and heavy construction scopes.

Related Terms

Distributed Generation

Industry

Power produced on-site using generators, solar, or other local sources rather than drawn from a central grid. Subcontractors in remote sites often rely on distributed generation to run equipment and crew facilities. Understanding site power setup affects how you plan equipment loads and fuel logistics.

Turnkey Contract

Industry

A fixed-price agreement where the subcontractor delivers a fully completed scope of work for a set sum. You absorb all cost overruns, so accurate estimating and tight cost control are critical. Profit or loss depends entirely on how well you manage execution against your original bid.

Debottlenecking

Industry

The process of identifying and removing constraints that slow production or operations on a job site. For subcontractors, this often means short-term scopes to upgrade equipment, piping, or workflows. Debottlenecking projects can generate fast-mobilisation work but typically run on tight timelines.

Catenary

Industry

The natural curve a hanging cable, chain, or pipe forms under its own weight between two anchor points. In field work, this shape is critical for pipeline spanning, rigging, and subsea riser installations. Subcontractors must account for catenary loads when planning lifts or laying flexible lines.

Sitework

Industry

Preparatory ground-level work completed before main construction begins, including grading, excavation, and utility rough-ins. Subcontractors are often scoped for sitework as a standalone package. Delays in sitework directly impact downstream trade access and schedule.

Throughput Capacity

Industry

The maximum volume of work, materials, or product a crew or operation can process within a given timeframe. For subcontractors, it determines how many jobs or units can be delivered without bottlenecks. Knowing your throughput capacity helps with accurate bidding and resource planning.

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