Transit 2018-01-23T11:52:53+00:00

Transit Engineering and Consulting Services

E&T has served the public transportation industry for the past 25 years including electrifying both AC and DC transit systems along the Eastern Seaboard from rapid transit to light rail and the high speed 2×25 kV Systems. At E&T our areas of expertise are suited for the following technology offerings:

When it comes to Light Rail Traction Power Substations, E&T does it all – from studies to developing conceptual schematics and layouts, to providing a detailed engineering package for all DC Light Rail Traction Power Substation Components.  Our past experience as transit and utility engineers provides us a seller doer approach which is a distinct advantage in understanding the complex substation challenges as they relate to engineering, construction, operations and maintenance issues in each of the transit agencies.

Our Light Rail Traction Power Substation Engineering Solutions include:

  • Utility Interconnect with Relaying & Metering Interfaces
  • Light Rail Substation design services for AC transformation
  • Unit Substation layout and designs
  • Metal-clad and metal-enclosed switchgear applications
  • DC Traction Power Stations including Rectifiers and DC Switchgear
  • Complex urban underground DC and Negative network systems
  • Designs based on Authority Practices,  industry codes and operational experience
  • Detailed job packages including phased construction drawings and bill of materials
  • Detailed Performance specifications for construction activities
  • Permanent and Temporary  studies and conceptual layouts
  • Development of material procurement specifications
  • Complete AC and DC relay and control engineering and commissioning capabilities
  • Negative Drain Board Development
  • Grounding system analysis and design
  • Spill prevention control and countermeasures plans
  • Oil containment system design
  • Factory Acceptance Testing

When it comes to Light Rail Traction Power Substations, E&T does it all – from studies to developing conceptual schematics and layouts, to providing a detailed engineering package for all DC Light Rail Traction Power Substation Components.  Our past experience as transit and utility engineers provides us a seller doer approach which is a distinct advantage in understanding the complex substation challenges as they relate to engineering, construction, operations and maintenance issues in each of the transit agencies.

Our High Speed Traction Power Substation Engineering Solutions include:

  • Utility Interconnections (two phase and three phase) Layout and Development
  • High Speed Rail Substations, Switching Stations and Paralleling Stations
  • Design services for AC transformation and Unit Substations
  • Outdoor Air Insulated Equipment including Breakers and Switches
  • Designs based on Authority Practices,  industry codes and operational experience
  • Detailed job packages including phased construction drawings and bill of materials
  • Detailed Performance specifications for construction activities
  • Permanent and Temporary  studies and conceptual layouts
  • Development of material procurement specifications
  • Complete AC relay and control engineering and commissioning capabilities
  • Grounding system analysis and design
  • Spill prevention control and countermeasures plans
  • Oil containment system design
  • Factory Acceptance Testing

The critical nature of AC and DC power flow requires safe, effective monitoring and protection associated with both systems.

E&T has designed systems to advance technology, provide the control you need to ensure the highest level of responsiveness, and protection of the traction power equipment.

Our Relay Metering and Control Solutions include:

  • AC and DC Relay scheme design and one-line diagrams
  • Station integration/automation
  • Development of standard relay and control system Schematics
  • Development of relay and control panels
  • Development of Communication Systems s aided protection schemes and equipment
  • Development of material and equipment specifications
  • Analysis of protective system events,
  • Development of Protective Device Settings
  • Commissioning and Testing of Protective Devices

As our country continues to evolve its use of public transportation, E&T’s OCS experiences associated with Light Rail and High Speed Rail offers its Clients solutions that utilize the latest computer-aided design and development drawings.

We have engineered over two hundred miles of catenary systems, associated hardware and support foundations. From 55 kV Steel Poles, Moveable Bridge attachments and 750 V Dc steel Pole systems, our designs have adapted to some of the most environmentally sensitive terrain across the U.S.

Our OCS Services include:

  • Light Rail OCS Catenary Design Packages for new lines and extensions
  • High Speed Rail 2×25 kV OCS Constant Tension Systems
  • Moveable Bridge Fixed Systems and Submarine Cable Designs
  • Design Bid Packages  per industry and authority standards
  • Environmental / Regulatory permit consulting and filing
  • Road and Site design / Grading and erosion control
  • Design of catenary assemblies
  • Design of structures and foundations,
  • Detailed job packages including plan and profiles, assembly drawings, staking lists, conductor sag and tension charts
  • Development of material specifications
  • Load requirements and design drawings for structure bids
  • Right-of-way/transit corridor optimization studies
  • Grounding and Counterpoise design
  • Consulting and training

Ready to talk?

Let’s work together on your upcoming energy, transit or utility project.