ROOFTOP ANCHOR, INC.

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

All Other Specialty Trade Contractors

Establishments in this category are primarly engaged in specialized trades (except foundation, structure, and building exterior contractors; building equipment contractors; building finishing contractors; and site preparation contractors). The specialty trade work performed includes new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Billboard erection
Outdoor swimming pool construction
Paver, brick (e.g., driveway, patio, sidewalk), installation
Crane rental with operator
Paving, residential and commercial driveway and parking lot
Sandblasting building exteriors
Fence installation
Scaffold erecting and dismantling
Interlocking brick and block installation
Steeplejack work
Manufactured (mobile) home set up and tie-down work
Driveway paving or sealing

Overhead Traveling Crane, Hoist, and Monorail System Manufacturing

This includes establishments primarily engaged in manufacturing overhead traveling cranes, hoists, and monorail systems.

Illustrative Examples:

Aerial work platforms manufacturing
Automobile wrecker (i.e., tow truck) hoists manufacturing
Block and tackle manufacturing
Metal pulleys (except power transmission) manufacturing
Winches manufacturing

Sign Manufacturing

Establishments in this category are primarly engaged in manufacturing signs and related displays of all materials (except printing paper and paperboard signs, notices, displays).

Construction and Mining (except Oil Well) Machinery and Equipment Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of specialized machinery, equipment, and related parts generally used in construction, mining (except oil well), and logging activities.

Illustrative Examples:

Excavating machinery and equipment merchant wholesalers
Road construction and maintenance machinery merchant wholesalers
Forestry machinery and equipment merchant wholesalers
Scaffolding merchant wholesalers
Mining cranes merchant wholesalers

Industrial Machinery and Equipment Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of specialized machinery, equipment, and related parts generally used in manufacturing, oil well, and warehousing activities.

Illustrative Examples:

Fluid power transmission equipment merchant wholesalers
Metalworking machinery and equipment merchant wholesalers
Food processing machinery and equipment merchant wholesalers
Oil well machinery and equipment merchant wholesalers
Material handling machinery and equipment merchant wholesalers

Industrial Supplies Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of supplies for machinery and equipment generally used in manufacturing, oil well, and warehousing activities.

Illustrative Examples:

Industrial containers merchant wholesalers
Industrial diamonds merchant wholesalers
Printing inks merchant wholesalers
Industrial sand merchant wholesalers
Refractory materials (e.g., brick, blocks, shapes) merchant wholesalers
Welding supplies (except welding gases) merchant wholesalers

Service Establishment Equipment and Supplies Merchant Wholesalers

Establishments in this category are primarly engaged in the merchant wholesale distribution of specialized equipment and supplies of the type used by service establishments (except specialized equipment and supplies used in offices, stores, hotels, restaurants, schools, health and medical facilities, photographic facilities, and specialized equipment used in transportation and construction activities).

Illustrative Examples:

Amusement park equipment merchant wholesalers
Beauty parlor equipment and supplies merchant wholesalers
Car wash equipment and supplies merchant wholesalers
Drycleaning equipment and supplies merchant wholesalers
Voting machines merchant wholesalers
Janitorial equipment and supplies merchant wholesalers
Undertakers' equipment and supplies merchant wholesalers
Upholsterers' equipment and supplies (except fabrics) merchant wholesalers
Water treatment equipment, municipal, merchant wholesalers

Engineering Services

Establishments in this category are primarly engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems. The assignments undertaken by these establishments may involve any of the following activities: provision of advice, preparation of feasibility studies, preparation of preliminary and final plans and designs, provision of technical services during the construction or installation phase, inspection and evaluation of engineering projects, and related services.

Illustrative Examples:

Civil engineering services
Environmental engineering services
Construction engineering services
Mechanical engineering services
Engineers' offices
Robotics automation engineering services

Other Scientific and Technical Consulting Services

Establishments in this category are primarly engaged in providing advice and assistance to businesses and other organizations on scientific and technical issues (except environmental).

Illustrative Examples:

Agricultural consulting services
Motion picture consulting services
Biological consulting services
Physics consulting services
Chemical consulting services
Radio consulting services
Economic consulting services
Safety consulting services
Energy consulting services
Security consulting services