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NAICS Code· 488210

NAICS 488210: Support Activities for Rail Transportation

This industry comprises establishments primarily engaged in providing specialized services for railroad transportation, including servicing, routine repairing (except factory conversion, overhaul, or rebuilding of rolling stock), and maintaining rail cars; loading and unloading rail cars; and operating independent terminals. Cross-References. Establishments primarily engaged in--Show more

NAICS 488210 – Support Activities for Rail Transportation encompasses a range of specialized services that enable the safe, efficient, and reliable operation of rail systems under federal oversight. This includes track maintenance and inspection, signal system servicing, railcar cleaning and refurbishment, locomotive maintenance, right-of-way clearing, bridge and tunnel inspections, and logistics coordination for rail-based freight or passenger operations.

79
Active Contracts
$21.3M
Total Obligations (12mo)
62
Awarded Contracts (12mo)
33
Contractors Awarded (12mo)
2
Median Bidders per Award
+16.7%
YoY Growth

Industry Spending Overview

Federal obligations, top contractors and agencies, and related industry codes for NAICS 488210.

AI Industry Description

NAICS 488210 – Support Activities for Rail Transportation encompasses a range of specialized services that enable the safe, efficient, and reliable operation of rail systems under federal oversight. This includes track maintenance and inspection, signal system servicing, railcar cleaning and refurbi...

NAICS 488210 – Support Activities for Rail Transportation encompasses a range of specialized services that enable the safe, efficient, and reliable operation of rail systems under federal oversight. This includes track maintenance and inspection, signal system servicing, railcar cleaning and refurbishment, locomotive maintenance, right-of-way clearing, bridge and tunnel inspections, and logistics coordination for rail-based freight or passenger operations. These services are critical to sustaining infrastructure integrity and operational readiness for federally funded or operated rail networks, particularly those supporting military logistics, federal passenger transit, and intermodal freight hubs. While not directly involved in rail vehicle manufacturing or line construction, contractors in this sector provide essential lifecycle support that ensures continuity of service for government rail assets. No contractor data is available to identify top performers in this NAICS code. However, the competitive landscape typically includes specialized rail maintenance firms, heavy equipment service providers, and small businesses with niche expertise in rail infrastructure support, often competing for task orders under broader transportation or logistics contracts. No agency data is available to identify primary buyers. Nonetheless, demand is likely driven by agencies managing federal rail assets, such as the Department of Defense for military rail lines, the Federal Railroad Administration for safety compliance oversight, and the General Services Administration for interagency transit support. Federal agencies with rail-dependent logistics or passenger operations may also procure these services under indirect or mission-specific contracts. The market for rail support activities is characterized by low contractor density and high technical specificity, creating opportunities for firms with certified rail maintenance credentials, OSHA-compliant safety protocols, and experience with federal infrastructure standards. Procurement trends suggest a growing emphasis on predictive maintenance, condition-based monitoring, and compliance with FRA regulations, favoring contractors with proven technical rigor and regulatory familiarity.

Top Contractors

Companies with the highest total award value under NAICS 488210, ranked by dollars won.

Top Agencies

Federal agencies directing the most contract spending toward NAICS 488210.

Competition

How many companies historically bid on federal awards in NAICS 488210, from bidder counts reported on USAspending.

Fewer Bidders

Median under 3 bidders per reported award. · 1,143 reported awards

Median Bidders

2

Per reported award, all-time

Single-Bid Awards

47%

Share of reported awards with one bidder

10+ Bidder Awards

0%

Share of reported awards with 10+ bidders

Reported Awards

0

80% of 1,428 total awards

How this code compares up the NAICS hierarchy. Parent cohorts pool every code under their prefix, so they are the steadier baseline when a 6-digit sample is thin.

Industry FamilyCompetitionMedian BiddersSingle-BidBidder MixReported Awards
488210This Code
Support Activities for Rail Transportation
Fewer Bidders247%
1,14380% of 1,428
48821NAICS Industry
Fewer Bidders247%
1,14380% of 1,428
4882Industry Group
Support Activities for Rail Transportation
Fewer Bidders247%
1,14380% of 1,428
488Subsector
Fewer Bidders247%
155,59082% of 190,088
48Sector
Transportation and Warehousing
Fewer Bidders239%
398,99285% of 469,216

Bidder counts reported on past federal awards in this NAICS (USAspending). An open opportunity has no bidders yet, so this is the historical norm for similar work, not a fact about this solicitation. Not all awards report bidder counts, and fewer bidders often means incumbent-held work rather than an easier win. Federal reporting of bidder counts fell from ~96% of awards (FY2016) to ~30% (FY2018 onward); the chart shows shares of reported awards, and washed-out stretches mark years with fewer than 30 of them.

Related NAICS Codes

Industries similar to Support Activities for Rail Transportation, by shared sector, subsector, and industry group.

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NAICS 488210 FAQ

Frequently Asked Questions

NAICS code 488210 covers Support Activities for Rail Transportation. This industry comprises establishments primarily engaged in providing specialized services for railroad transportation, including servicing, routine repairing (except factory conversion, overhaul, or rebuilding of rolling stock), and maintaining rail cars; loading and unloading rail cars; and operating independent terminals. Cross-References. Establishments primarily engaged in--

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