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  19
Oct
2018
Technical Reports
Railroad Energy Intensity and Criteria Pollutant Emissions
Author
          Federal Railroad Administration

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Railroad, energy intensity, emissions, life cycle analysis, GREET®, greenhouse gases, regulated emissions, energy, air pollutant emissions, locomotive, diesel fuel, alternative fuel
**Abstract:** A tiered emission factors table was developed by Argonne National Laboratory to populate its Greenhouse Gases, Regulated Emissions, and Energy Use in Transportation (GREET®) model...
Report Number
              DOT/FRA/ORD-18/34

  Office
              RDI-22
    1
Aug
2018
Research Results
Understanding the Splitting and Bursting Failure of Concrete Crossties
Author
          Federal Railroad Administration

Subject
                    Analysis

**Keywords:** Pretensioned concrete crosstie, splitting crack, bursting crack, concrete release strength, prestressing wire, prestressing strand, bond strength, finite element analysis
**Abstract:** Under the sponsorship of the Federal Railroad Administration, finite element (FE) analyses were conducted at the Volpe National Transportation Systems Center (Volpe Center)...
Report Number
              RR 18-12

  Office
              RDI-21
    11
Jun
2018
Technical Reports
Locomotive Performance and Engine Durability Assessment of B5 to B20 Biodiesel Fuel Usage
Author
          Federal Railroad Administration

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Biodiesel, engine components, fuel, elastomers, O-rings, 20 percent biodiesel, B20, 5 percent biodiesel, B5, durability, locomotive
**Abstract:** This report summarizes work performed by Southwest Research Institute (SwRI®) to investigate the durability of several locomotive engine components under various blends of...
Report Number
              DOT/FRA/ORD-18/18

  Office
              RDI-22
    1
Sep
2017
Technical Reports
Hybrid Locomotive for Energy Savings and Reduced Emissions
Author
          Federal Railroad Administration

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Hybrid locomotive, battery, lithium-on battery, advanced lithium-on battery technology
**Abstract:** Norfolk Southern Corporation (NS) and Pennsylvania State University tested several different battery systems in hybrid locomotives.  Advanced lithium-ion battery technology was...
Report Number
              DOT/FRA/ORD-17/13

  Office
              RDI-22
    1
Sep
2006
Technical Reports
Vibration Transmissibility Characteristics of Occupied Suspension Seats
Author
          Suzanne D. Smith,  Jeanne A. Smith, Raymond J. Newman

Subject
                    Locomotive Standards (Safety & Noise)

**Keywords:** Human vibration
**Abstract:** A study was conducted to evaluate the transmissibility characteristics of occupied suspension seats in multi-axis vibration environments using locomotive seats. Exposures included...
Report Number
              AFRL-HE-WP-TR-2006-0133

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              RRD

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