PARSONS BROS. ROCKERIES CALIFORNIA, INC.

Dimension Stone Mining and Quarrying

This includes establishments primarily engaged in developing the mine site and/or mining or quarrying dimension stone (i.e., rough blocks and/or slabs of stone).

Crushed and Broken Limestone Mining and Quarrying

This includes (1) establishments primarily engaged in developing the mine site, mining or quarrying crushed and broken limestone (including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa) and (2) preparation plants primarily engaged in beneficiating limestone (e.g., grinding or pulverizing).

Crushed and Broken Granite Mining and Quarrying

This includes (1) establishments primarily engaged in developing the mine site, and/or mining or quarrying crushed and broken granite (including related rocks, such as gneiss, syenite (except nepheline), and diorite) and (2) preparation plants primarily engaged in beneficiating granite (e.g., grinding or pulverizing).

Other Crushed and Broken Stone Mining and Quarrying

This includes: (1) establishments primarily engaged in developing the mine site and/or mining or quarrying crushed and broken stone (except limestone and granite); (2) preparation plants primarily engaged in beneficiating (e.g., grinding and pulverizing) stone (except limestone and granite); and (3) establishments primarily engaged in mining or quarrying bituminous limestone and bituminous sandstone.

Illustrative Examples:

Bituminous limestone mining and/or beneficiating
Marble crushed and broken stone mining and/or beneficiating
Bituminous sandstone mining and/or beneficiating
Sandstone crushed and broken stone mining and/or beneficiating

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.

Land Subdivision

Establishments in this category are primarly engaged in servicing land and subdividing real property into lots, for subsequent sale to builders. Servicing of land may include excavation work for the installation of roads and utility lines. The extent of work may vary from project to project. Land subdivision precedes building activity and the subsequent building is often residential, but may also be commercial tracts and industrial parks. These establishments may do all the work themselves or subcontract the work to others. Establishments that perform only the legal subdivision of land are not included in this industry.

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

Masonry Contractors

Establishments in this category are primarly engaged in masonry work, stone setting, bricklaying, and other stone work. The work performed may include new work, additions, alterations, maintenance, and repairs.

Illustrative Examples:

Block laying
Marble, granite, and slate, exterior, contractors
Bricklaying
Masonry pointing, cleaning, or caulking
Concrete block laying
Stucco contractors
Foundation (e.g., brick, block, stone), building, contractors

Specialized Freight (except Used Goods) Trucking, Local

Establishments in this category are primarly engaged in providing local, specialized trucking. Local trucking establishments provide trucking within a metropolitan area that may cross state lines. Generally the trips are same-day return.

Illustrative Examples:

Local agricultural products trucking
Local dump trucking (e.g., gravel, sand, top-soil)
Local boat hauling
Local livestock trucking
Local bulk liquids trucking