DIVECOM SERVICES, LLC

Support Activities for Forestry

Establishments in this category are primarly engaged in performing particular support activities related to timber production, wood technology, forestry economics and marketing, and forest protection. These establishments may provide support activities for forestry, such as estimating timber, forest firefighting, forest pest control, treating burned forests from the air for reforestation or on an emergency basis, and consulting on wood attributes and reforestation.

Construction Sand and Gravel Mining

This includes establishments primarily engaged in one or more of the following: (1) operating commercial grade (i.e., construction) sand and gravel pits; (2) dredging for commercial grade sand and gravel; and (3) washing, screening, or otherwise preparing commercial grade sand and gravel.

Industrial Sand Mining

This includes establishments primarily engaged in one or more of the following: (1) operating industrial grade sand pits; (2) dredging for industrial grade sand; and (3) washing, screening, or otherwise preparing industrial grade sand.

Drilling Oil and Gas Wells

This includes establishments primarily engaged in drilling oil and gas wells for others on a contract or fee basis. This industry includes contractors that specialize in spudding in, drilling in, redrilling, and directional drilling.

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.

Water Supply and Irrigation Systems

Establishments in this category are primarly engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

Highway, Street, and Bridge Construction

Establishments in this category are primarly engaged in the construction of highways (including elevated), streets, roads, airport runways, public sidewalks, or bridges. 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 highway, street, and bridge construction (e.g., installing guardrails on highways).

Illustrative Examples:

Airport runway construction
Highway line painting
Causeway construction
Painting traffic lanes or parking lot lines
Culverts, highway, road, and street, construction
Pothole filling, highway, road, street, or bridge
Elevated highway construction
Resurfacing, highway, road, street, or bridge
Guardrail construction
Sign erection, highway, road, street, or bridge

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

Site Preparation Contractors

Establishments in this category are primarly engaged in site preparation activities, such as excavating and grading, demolition of buildings and other structures, and septic system installation. Earthmoving and land clearing for all types of sites (e.g., building, nonbuilding, mining) is included in this industry. Establishments primarily engaged in construction equipment rental with operator (except cranes) are also included.

Illustrative Examples:

Blasting, building demolition
Building interior gutting and stripping
Concrete breaking and cutting for demolition
Cutting new rights of way
Demolition, building and structure
Exterior demolition contractors
Foundation digging (i.e., excavation)
Foundation drilling contractors
Grading construction sites
Interior demolition contractors
Dewatering contractors
Dirt moving for construction
Equipment rental (except crane), construction, with operator
Excavating, earthmoving, or land clearing contractors
Line slashing or cutting (except maintenance)
Septic system contractors
Trenching (except underwater)
Underground tank (except hazardous) removal
Wrecking, building or other structure
Whole building deconstruction

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

This includes establishments primarily engaged in manufacturing search, detection, navigation, guidance, aeronautical, and nautical systems and instruments. Examples of products made by these establishments are aircraft instruments (except engine), flight recorders, navigational instruments and systems, radar systems and equipment, and sonar systems and equipment.

Ship Building and Repairing

This includes establishments primarily engaged in operating shipyards. Shipyards are fixed facilities with drydocks and fabrication equipment capable of building a ship, defined as watercraft typically suitable or intended for other than personal or recreational use. Activities of shipyards include the construction of ships, their repair, conversion and alteration, the production of prefabricated ship and barge sections, and specialized services, such as ship scaling.

Illustrative Examples:

Barge building
Cargo ship building
Drilling and production platforms, floating, oil and gas, building
Passenger ship building
Submarine building
Yachts built in shipyards

Inland Water Freight Transportation

This includes establishments primarily engaged in providing inland water transportation of cargo on lakes, rivers, or intracoastal waterways (except on the Great Lakes System).

Port and Harbor Operations

Establishments in this category are primarly engaged in operating ports, harbors (including docking and pier facilities), or canals.

Other Support Activities for Water Transportation

Establishments in this category are primarly engaged in providing services to water transportation (except port and harbor operations; marine cargo handling services; and navigational services to shipping).

Illustrative Examples:

Floating drydocks (i.e., routine repair and maintenance of ships)
Ship scaling services
Marine cargo checkers and surveyors

Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing

This includes establishments primarily engaged in renting or leasing heavy equipment without operators that may be used for construction, mining, or forestry, such as bulldozers, earthmoving equipment, well drilling machinery and equipment, or cranes.