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Stay informed on operations and maintenance activities

Operations, Maintenance,
and Asset Management

HTSI has developed a highly specialized maintenance management system, Transit Asset Management 4 (TAM-4©), to schedule, monitor, capture data, and generate

reports on four key system activities: train operations, maintenance of equipment, facilities management, and track & signal maintenance.

Related Capabilities
Applications + Purpose
Transit system operations
Best Uses
Track on-time performance
Capture ridership
Log crew hours
Record equipment miles
Inventory and asset management
Initiate work orders

Fully integrated O&M management

While our competitors use a suite of software products to accomplish the various reporting requirements for contract compliance,

HTSI’s TAM-4© is the only truly integrated operations and maintenance software management system available on the market.

TAM-4© Features

Information sharing

Data and information generated by any of the modules are shared allowing for extensive analytical capabilities and eliminating the need for data re-entry.

Modules include:

  • Inventory
  • Employee
  • Train Scheduling
  • Maintenance of Equipment
  • Maintenance of Way



  • Maintenance of Signal
  • Maintenance of Facilities
  • Reporting
  • Inspections
Key Performance Indicators

TAM-IAM (Integrated Asset Module), our web-based portal, is used to provide agencies with access to a wide range of standard reports, custom queries, and a dashboard reflecting performance measurements and other key attributes. Clients can export data in a variety of standard formats for analysis.

Operations, Maintenance, and Asset Management Software