31-33 Manufacturing

321113 Sawmills

This industry comprises establishments primarily engaged in sawing dimension lumber, boards, beams, timbers, poles, ties, shingles, shakes, siding, and wood chips from logs or bolts. Sawmills may plane the rough lumber that they make with a planing machine to achieve smoothness and uniformity of size.

Planing purchased lumber or manufacturing cut stock or dimension stock (i.e., shapes) from logs or bolts are classified in Industry 32191, Millwork;

Manufacturing veneer from logs or bolts are classified in Industry 32121, Veneer, Plywood, and Engineered Wood Product Manufacturing.

Operating portable chipper mills in the field are classified in Industry 113310, Logging.

321114 Wood Preservation

This industry comprises establishments primarily engaged in (1) treating wood sawed, planed, or shaped in other establishments with creosote or other preservatives, such as alkaline copper quat, copper azole, and sodium borates, to prevent decay and to protect against fire and insects and/or (2) sawing round wood poles, pilings, and posts and treating them with preservatives.

Establishments primarily engaged in manufacturing wood products (except round wood poles, pilings, and posts) and treating them with preservatives are classified elsewhere in Subsector 321, Wood Product Manufacturing, based on the related production process.

321211 Hardwood Veneer and Plywood Manufacturing

This industry comprises establishments primarily engaged in manufacturing hardwood veneer and/or hardwood plywood.

Manufacturing veneer and further processing that veneer into wood containers or wood container parts are classified in Industry 321920, Wood Container and Pallet Manufacturing;

Manufacturing softwood veneer and softwood plywood are classified in U.S. Industry 321212, Softwood Veneer and Plywood Manufacturing.

Manufacturing reconstituted wood sheets and boards are classified in U.S. Industry 321219, Reconstituted Wood Product Manufacturing.

321212 Softwood Veneer and Plywood Manufacturing

This industry comprises establishments primarily engaged in manufacturing softwood veneer and/or softwood plywood.

Manufacturing veneer and further processing that veneer into wood containers or wood container parts are classified in Industry 321920, Wood Container and Pallet Manufacturing;

Manufacturing hardwood veneer and hardwood plywood are classified in U.S. Industry 321211, Hardwood Veneer and Plywood Manufacturing.

Manufacturing reconstituted wood sheets and boards are classified in U.S. Industry 321219, Reconstituted Wood Product Manufacturing.

321213 Engineered Wood Member Manufacturing

This industry comprises establishments primarily engaged in manufacturing fabricated or laminated wood arches and/or other fabricated or laminated wood structural members.

Illustrative Examples:

Finger joint lumber manufacturing
I-joists, wood, fabricating
Laminated veneer lumber (LVL) manufacturing
Parallel strand lumber manufacturing
Timbers, structural, glue laminated or pre-engineered wood, manufacturing

Manufacturing prefabricated wood buildings or wood sections and panels for buildings are classified in U.S. Industry 321992, Prefabricated Wood Building Manufacturing;

Manufacturing wood trusses are classified in U.S. Industry 321214, Truss Manufacturing.

Manufacturing solid wood structural members, such as dimension lumber and timber from logs or bolts are classified in U.S. Industry 321113, Sawmills.

321214 Truss Manufacturing

This industry comprises establishments primarily engaged in manufacturing laminated or fabricated wood roof and floor trusses.

Establishments primarily engaged in manufacturing wood I-joists are classified in U.S. Industry 321213, Engineered Wood Member (except Truss) Manufacturing.

321219 Reconstituted Wood Product Manufacturing

This industry comprises establishments primarily engaged in manufacturing reconstituted wood sheets and boards.

Illustrative Examples:

Medium density fiberboard (MDF) manufacturing
Oriented strandboard (OSB) manufacturing
Particleboard manufacturing
Reconstituted wood sheets and boards manufacturing
Waferboard manufacturing

Manufacturing softwood plywood are classified in U.S. Industry 321212, Softwood Veneer and Plywood Manufacturing.

Manufacturing hardwood plywood are classified in U.S. Industry 321211, Hardwood Veneer and Plywood Manufacturing.

321911 Wood Window and Door Manufacturing

This industry comprises establishments primarily engaged in manufacturing window and door units, sash, window and door frames, and doors from wood or wood clad with metal or plastics.

Establishments primarily engaged in fabricating wood windows or wood doors at the construction site are classified in Industry 238350, Finish Carpentry Contractors.

321912 Cut Stock, Resawing Lumber, and Planing

This industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing dimension lumber from purchased lumber; (2) manufacturing dimension stock (i.e., shapes) or cut stock; (3) resawing the output of sawmills; and (4) planing purchased lumber. These establishments generally use woodworking machinery, such as jointers, planers, lathes, and routers to shape wood.

Manufacturing dimension lumber, boards, beams, timbers, poles, ties, shingles, shakes, siding, and wood chips from logs or bolts are classified in U.S. Industry 321113, Sawmills;

Manufacturing wood stairwork, wood molding, wood trim, and other millwork are classified in U.S. Industry 321918, Other Millwork (including Flooring).

Manufacturing wood furniture frames and finished wood furniture parts are classified in U.S. Industry 337215, Showcase, Partition, Shelving, and Locker Manufacturing.

321918 Other Millwork

This industry comprises establishments primarily engaged in manufacturing millwork (except wood windows, wood doors, and cut stock).

Illustrative Examples:

Clear and finger joint wood moldings manufacturing
Decorative wood moldings (e.g., base, chair rail, crown, shoe) manufacturing
Ornamental woodwork (e.g., cornices, mantel) manufacturing
Planing mills, millwork
Stairwork (e.g., newel posts, railings, stairs, staircases), wood, manufacturing
Wood flooring manufacturing
Wood shutters manufacturing

Manufacturing wood windows and doors are classified in U.S. Industry 321911, Wood Window and Door Manufacturing.

Manufacturing cut stock, resawing lumber, and/or planing purchased lumber are classified in U.S. Industry 321912, Cut Stock, Resawing Lumber, and Planing.

321920 Wood Container and Pallet Manufacturing

This industry comprises establishments primarily engaged in manufacturing wood pallets, wood box shook, wood boxes, other wood containers, and wood parts for pallets and containers.

Establishments primarily engaged in manufacturing wood burial caskets are classified in U.S. Industry 339995, Burial Casket Manufacturing.

321991 Manufactured Home Manufacturing

This industry comprises establishments primarily engaged in making manufactured homes (i.e., mobile homes) and nonresidential mobile buildings. Manufactured homes are designed to accept permanent water, sewer, and utility connections and although equipped with wheels, they are not intended for regular highway movement.

Manufacturing prefabricated wood buildings not equipped with wheels are classified in U.S. Industry 321992, Prefabricated Wood Building Manufacturing;

Manufacturing travel trailers with self-contained facilities for storage of water and waste are classified in U.S. Industry 336214, Travel Trailer and Camper Manufacturing.

Setting up manufactured homes (i.e., mobile homes) at the construction site are classified in Industry 238990, All Other Specialty Trade Contractors.

321992 Prefabricated Wood Building Manufacturing

This industry comprises establishments primarily engaged in manufacturing prefabricated wood buildings and wood sections and panels for prefabricated wood buildings.

Fabricating wood buildings or wood sections and panels for buildings at the construction site are classified in Sector 23, Construction;

Making manufactured homes (i.e., mobile homes) are classified in U.S. Industry 321991, Manufactured Home (Mobile Home) Manufacturing.

Setting up manufactured homes (i.e., mobile homes) at the construction site are classified in Industry 238990, All Other Specialty Trade Contractors.

321999 All Other Miscellaneous Wood Product Manufacturing

This industry comprises establishments primarily engaged in manufacturing wood products (except establishments operating sawmills and preservation facilities; establishments manufacturing veneer, engineered wood products, millwork, wood containers, pallets, and wood container parts; and establishments making manufactured homes (i.e., mobile homes) and prefabricated buildings and components).

Illustrative Examples:

Cabinets (i.e., housings), wood (e.g., sewing machines, stereo, television), manufacturing
Cork products (except gaskets) manufacturing
Kiln drying lumber
Shoe trees manufacturing
Wood dowels manufacturing
Wood extension ladders manufacturing
Wood handles (e.g., broom, handtool, mop), manufacturing
Wood kitchenware manufacturing
Wood stepladders manufacturing
Wood toilet seats manufacturing
Wood toothpicks manufacturing

Operating sawmills and preserving wood are classified in Industry 32111, Sawmills and Wood Preservation;

Manufacturing veneer and engineered wood products are classified in Industry 32121, Veneer, Plywood, and Engineered Wood Product Manufacturing;

Manufacturing millwork are classified in Industry 32191, Millwork;

Manufacturing boxes, box shook, wood containers, pallets, and wood parts for containers are classified in Industry 321920, Wood Container and Pallet Manufacturing;

Making manufactured homes (i.e., mobile homes) are classified in U.S. Industry 321991, Manufactured Home (Mobile Home) Manufacturing.

Manufacturing prefabricated wood buildings or wood sections and panels for buildings are classified in U.S. Industry 321992, Prefabricated Wood Building Manufacturing.