M J & H FABRICATION, INC.

Support Activities for Oil and Gas Operations

This includes establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells.

Oil and Gas Pipeline and Related Structures Construction

Establishments in this category are primarly engaged in the construction of oil and gas lines, mains, refineries, and storage tanks. The work performed may include new work, reconstruction, rehabilitation, and repairs. Specialty trade contractors are included in this industry if they are engaged in activities primarily related to oil and gas pipeline and related structures construction. All structures (including buildings) that are integral parts of oil and gas networks (e.g., storage tanks, pumping stations, and refineries) are included in this industry.

Illustrative Examples:

Distribution line, gas and oil, construction
Oil refinery construction
Gas main construction
Petrochemical plant construction
Gathering line, gas and oil field, construction
Natural gas pipeline construction
Pumping station, gas and oil transmission, construction
Storage tank, natural gas or oil, tank farm or field, construction
Natural gas processing plant construction

Other Heavy and Civil Engineering Construction

Establishments in this category are primarly engaged in heavy and civil engineering construction projects (excluding highway, street, bridge, and distribution line construction). The work performed may include new work, reconstruction, rehabilitation, and repairs. Specialty trade contractors are included in this industry if they are engaged in activities primarily related to heavy and civil engineering construction projects (excluding highway, street, bridge, distribution line, oil and gas structure, and utilities building and structure construction). Construction projects involving water resources (e.g., dredging and land drainage), development of marine facilities, and projects involving open space improvement (e.g., parks and trails) are included in this industry.

Illustrative Examples:

Channel construction
Land drainage contractors
Dam construction
Marine construction
Dock construction
Microtunneling contractors
Dredging (e.g., canal, channel, ditch, waterway)
Nuclear waste disposal site construction
Earth retention system construction
Flood control project construction
Park ground and recreational open space improvement construction
Railroad construction
Golf course construction
Subway construction
Horizontal drilling (e.g., cable, pipeline, sewer installation)
Trenching, underwater
Hydroelectric generating station construction
Tunnel construction

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Establishments in this category are primarly engaged in manufacturing welded, riveted, or seamless pipe and tube from purchased iron or steel.

Custom Roll Forming

This includes establishments primarily engaged in custom roll forming metal products by use of rotary motion of rolls with various contours to bend or shape the products.

Fabricated Structural Metal Manufacturing

This includes establishments primarily engaged in fabricating structural metal products, such as assemblies of concrete reinforcing bars and fabricated bar joists.

Plate Work Manufacturing

This includes establishments primarily engaged in manufacturing fabricated metal plate work by cutting, punching, bending, shaping, and welding purchased metal plate.

Sheet Metal Work Manufacturing

This includes establishments primarily engaged in manufacturing sheet metal work (except stampings).

Ornamental and Architectural Metal Work Manufacturing

This includes establishments primarily engaged in manufacturing ornamental and architectural metal work, such as staircases, metal open steel flooring, fire escapes, railings, and scaffolding.

Power Boiler and Heat Exchanger Manufacturing

Establishments in this category are primarly engaged in manufacturing power boilers and heat exchangers. Establishments in this industry may perform installation in addition to manufacturing power boilers and heat exchangers.

Metal Tank (Heavy Gauge) Manufacturing

Establishments in this category are primarly engaged in cutting, forming, and joining heavy gauge metal to manufacture tanks, vessels, and other containers.

Other Metal Container Manufacturing

This includes establishments primarily engaged in manufacturing metal (light gauge) containers (except cans).

Illustrative Examples:

Light gauge metal bins manufacturing
Light gauge metal drums manufacturing
Light gauge metal garbage cans manufacturing
Light gauge metal lunch boxes manufacturing
Light gauge metal mailboxes manufacturing
Light gauge metal tool boxes manufacturing
Light gauge metal vats manufacturing
Metal air cargo containers manufacturing
Metal barrels manufacturing
Vacuum bottles and jugs manufacturing

Machine Shops

This category includes establishments known as machine shops primarily engaged in machining metal and plastic parts and parts of other composite materials on a job or order basis. Generally machine shop jobs are low volume using machine tools, such as lathes (including computer numerically controlled); automatic screw machines; and machines for boring, grinding, milling, and additive manufacturing.

Industrial Valve Manufacturing

This includes establishments primarily engaged in manufacturing industrial valves and valves for water works and municipal water systems.

Illustrative Examples:

Complete fire hydrants manufacturing
Industrial-type ball valves manufacturing
Industrial-type butterfly valves manufacturing
Industrial-type check valves manufacturing
Industrial-type gate valves manufacturing
Industrial-type globe valves manufacturing
Industrial-type plug valves manufacturing
Industrial-type solenoid valves (except fluid power) manufacturing
Industrial-type steam traps manufacturing
Valves for nuclear applications manufacturing

Other Metal Valve and Pipe Fitting Manufacturing

This includes establishments primarily engaged in manufacturing metal valves (except industrial valves, fluid power valves, fluid power hose fittings, and plumbing fixture fittings and trim).

Illustrative Examples:

Aerosol valves manufacturing
Firefighting nozzles manufacturing
Lawn hose nozzles manufacturing
Lawn sprinklers manufacturing
Water traps manufacturing
Metal hose couplings (except fluid power) manufacturing
Metal pipe flanges and flange unions manufacturing
Plumbing and heating inline valves (e.g., check, cutoff, stop) manufacturing