NAICS 485112 - Commuter Rail Systems

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What is NAICS 485112

NAICS code 485112 covers establishments primarily engaged in operating local and suburban commuter rail systems that run on regular routes and schedules within metropolitan areas and their adjacent nonurban regions. These commuter rail services typically facilitate daily travel for passengers, especially during morning and evening peak hours, offering reduced fares and multiple-ride ticket options to accommodate regular commuters. Businesses operating in this sector include transit authorities, private rail operators, and public transportation agencies focused on providing efficient, reliable rail transit solutions that ease urban congestion and support regional mobility. Government agencies contract for these services to manage and improve public transportation infrastructure, enhance connectivity within metropolitan regions, and provide environmentally sustainable transit options to reduce traffic and pollution.

Industry Classification for NAICS 485112

This U.S. industry comprises establishments primarily engaged in operating local and suburban commuter rail systems over regular routes and on a regular schedule within a metropolitan area and its adjacent nonurban areas. Commuter rail is usually characterized by reduced fares, multiple ride and commutation tickets, and mostly used by passengers during the morning and evening peak periods.

Breakdown for NAICS 485112

  • Operates local and suburban commuter rail systems on regular schedules within metropolitan and adjacent nonurban areas.
  • Serves passengers primarily during peak morning and evening travel times with reduced fare structures.
  • Includes both publicly operated transit agencies and private operators contracted for service delivery.
  • Typical projects involve system operation, maintenance, expansion, and modernization initiatives.
  • Subject to federal and state transportation regulations and often funded through public grants.
  • Classified under a specific size standard based on annual revenue or number of employees.

Included Activities for NAICS 485112

  • Operating daily commuter rail services on fixed routes and schedules.
  • Maintaining rail infrastructure, including tracks, stations, and signaling systems.
  • Managing ticketing systems, including reduced fare and multi-ride ticket programs.
  • Coordinating with regional transit agencies to integrate services.
  • Upgrading rail equipment and facilities to meet safety and efficiency standards.
  • Planning and implementing service expansions or schedule adjustments.
  • Ensuring compliance with federal safety and accessibility regulations.
  • Providing customer service and real-time passenger information systems.

Business Types for NAICS 485112

  • Public transit authorities and metropolitan transportation agencies.
  • Private rail operators contracted to manage commuter rail services.
  • Rail infrastructure maintenance and engineering firms.
  • Transportation consulting and planning companies.
  • Equipment suppliers specializing in rail vehicles and systems.
  • Safety and compliance auditing organizations.

Subcategories for NAICS 485112

  • Commuter rail systems (except mixed mode)
  • Local passenger rail systems (except mixed mode)
  • Rail transportation (except mixed mode), commuter
  • Railway systems (except mixed mode), commuter
  • Suburban commuter rail systems (except mixed mode)
  • Urban commuter rail systems (except mixed mode)

Government Buyers for NAICS 485112

Government agencies that commonly procure commuter rail system services include metropolitan transit authorities, state departments of transportation, regional planning organizations, and federal transit agencies such as the Federal Transit Administration (FTA). These agencies require commuter rail operations to support public transit networks, ensure safe and efficient passenger transportation, and meet urban mobility goals. Contracts often support system expansion, upgrades, maintenance, and operational management to improve service quality and meet growing commuter demand. Additionally, agencies invest in commuter rail services to comply with federal transportation funding requirements and advance regional economic development and environmental sustainability objectives.

Contract Types & Procurement for NAICS 485112

Contracts in the commuter rail sector typically include operations and maintenance agreements, system expansion and upgrade contracts, equipment procurement, and consulting services for planning and engineering. Procurement methods often involve competitive bidding, requests for proposals (RFPs), and negotiated contracts, particularly for public transit agencies. Contract values vary widely, ranging from multimillion-dollar annual operations contracts to smaller-scale maintenance or consulting agreements. Long-term contracts are common due to the ongoing nature of rail system operations. Agencies may also utilize grant funding tied to federal programs, influencing contract structures and compliance requirements.

Details for NAICS 485112

Explore the hierarchy and related codes for this industry

NAICS Code Industry Title
48-49 Transportation and Warehousing
481 Air Transportation
4811 Scheduled Air Transportation
48111 Scheduled Air Transportation
481111 Scheduled Passenger Air Transportation
481112 Scheduled Freight Air Transportation
4812 Nonscheduled Air Transportation
48121 Nonscheduled Air Transportation
481211 Nonscheduled Chartered Passenger Air Transportation
481212 Nonscheduled Chartered Freight Air Transportation
481219 Other Nonscheduled Air Transportation
482 Rail Transportation
4821 Rail Transportation
48211 Rail Transportation
482111 Line-Haul Railroads
482112 Short Line Railroads
483 Water Transportation
4831 Deep Sea, Coastal, and Great Lakes Water Transportation
48311 Deep Sea, Coastal, and Great Lakes Water Transportation
483111 Deep Sea Freight Transportation
483112 Deep Sea Passenger Transportation
483113 Coastal and Great Lakes Freight Transportation
483114 Coastal and Great Lakes Passenger Transportation
4832 Inland Water Transportation
48321 Inland Water Transportation
483211 Inland Water Freight Transportation
483212 Inland Water Passenger Transportation
484 Truck Transportation
4841 General Freight Trucking
48411 General Freight Trucking, Local
484110 General Freight Trucking, Local
48412 General Freight Trucking, Long-Distance
484121 General Freight Trucking, Long-Distance, Truckload
484122 General Freight Trucking, Long-Distance, Less Than Truckload
4842 Specialized Freight Trucking
48421 Used Household and Office Goods Moving
484210 Used Household and Office Goods Moving
48422 Specialized Freight (except Used Goods) Trucking, Local
484220 Specialized Freight (except Used Goods) Trucking, Local
48423 Specialized Freight (except Used Goods) Trucking, Long-Distance
484230 Specialized Freight (except Used Goods) Trucking, Long-Distance
485 Transit and Ground Passenger Transportation
4851 Urban Transit Systems
48511 Urban Transit Systems
485111 Mixed Mode Transit Systems
485112 Current Commuter Rail Systems
485113 Bus and Other Motor Vehicle Transit Systems
485119 Other Urban Transit Systems
4852 Interurban and Rural Bus Transportation
48521 Interurban and Rural Bus Transportation
485210 Interurban and Rural Bus Transportation
4853 Taxi and Limousine Service
48531 Taxi and Ridesharing Services
485310 Taxi and Ridesharing Services
48532 Limousine Service
485320 Limousine Service
4854 School and Employee Bus Transportation
48541 School and Employee Bus Transportation
485410 School and Employee Bus Transportation
4855 Charter Bus Industry
48551 Charter Bus Industry
485510 Charter Bus Industry
4859 Other Transit and Ground Passenger Transportation
48599 Other Transit and Ground Passenger Transportation
485991 Special Needs Transportation
485999 All Other Transit and Ground Passenger Transportation
486 Pipeline Transportation
4861 Pipeline Transportation of Crude Oil
48611 Pipeline Transportation of Crude Oil
486110 Pipeline Transportation of Crude Oil
4862 Pipeline Transportation of Natural Gas
48621 Pipeline Transportation of Natural Gas
486210 Pipeline Transportation of Natural Gas
4869 Other Pipeline Transportation
48691 Pipeline Transportation of Refined Petroleum Products
486910 Pipeline Transportation of Refined Petroleum Products
48699 All Other Pipeline Transportation
486990 All Other Pipeline Transportation
487 Scenic and Sightseeing Transportation
4871 Scenic and Sightseeing Transportation, Land
48711 Scenic and Sightseeing Transportation, Land
487110 Scenic and Sightseeing Transportation, Land
4872 Scenic and Sightseeing Transportation, Water
48721 Scenic and Sightseeing Transportation, Water
487210 Scenic and Sightseeing Transportation, Water
4879 Scenic and Sightseeing Transportation, Other
48799 Scenic and Sightseeing Transportation, Other
487990 Scenic and Sightseeing Transportation, Other
488 Support Activities for Transportation
4881 Support Activities for Air Transportation
48811 Airport Operations
488111 Air Traffic Control
488119 Other Airport Operations
48819 Other Support Activities for Air Transportation
488190 Other Support Activities for Air Transportation
4882 Support Activities for Rail Transportation
48821 Support Activities for Rail Transportation
488210 Support Activities for Rail Transportation
4883 Support Activities for Water Transportation
48831 Port and Harbor Operations
488310 Port and Harbor Operations
48832 Marine Cargo Handling
488320 Marine Cargo Handling
48833 Navigational Services to Shipping
488330 Navigational Services to Shipping
48839 Other Support Activities for Water Transportation
488390 Other Support Activities for Water Transportation
4884 Support Activities for Road Transportation
48841 Motor Vehicle Towing
488410 Motor Vehicle Towing
48849 Other Support Activities for Road Transportation
488490 Other Support Activities for Road Transportation
4885 Freight Transportation Arrangement
48851 Freight Transportation Arrangement
488510 Freight Transportation Arrangement
4889 Other Support Activities for Transportation
48899 Other Support Activities for Transportation
488991 Packing and Crating
488999 All Other Support Activities for Transportation

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