Transportation Research Contacts

Transportation Economics Division
Transportation and Marketing Program
Agricultural Marketing Service
U.S. Department of Agriculture
Stop 0266
USDA AMS TM TED
1400 Independence Ave SW
Washington, DC 20250-0266

Tel: 202.720.0194
Fax: 202.690.2451

Adam Sparger, Director
Adam.Sparger@usda.gov
202.205.8701

David Olson, Deputy Director
David.Olson@usda.gov

Peter Caffarelli
PeterA.Caffarelli@usda.gov
202.690.3244
GTR, Rail, STB, Data

Richard Henderson
Richard.Henderson2@usda.gov
919.855.7801
GTR, Barge, Data, Coop Agreements

Alexis Heyman
Alexis.Heyman@usda.gov
847-699-2414
GTR, Truck, Barge, Data

Austin Hunt
Austin.Hunt@usda.gov
540.681.2596
GTR, Rail, Data

Jesse Gastelle
Jesse.Gastelle@usda.gov
202.690.1144
GTR, Rail, STB, Truck, AgRTQ, Data, MTCIR

Kranti Mulik
Kranti.Mulik@usda.gov
202.756.2577
GTR, Truck, Cold Storage, AgRTQ, Biofuels, Grain Exports

Edmund Outlaw
Edmund.Outlaw@usda.gov
Management and Program Analyst

Surajudeen (Deen) Olowolayemo
Surajudeen.Olowolayemo@usda.gov
202.720.0119
GTR, Ocean, Bulk Shipping, Data, MTCIR

Delmy Salin
Delmy.Salin@usda.gov
202.720.0833
Brazil, Data, Coop Agreements

Maria Williams
Maria.Williams@usda.gov
202.690.4430
Editor

Sharon Williams
SharonC.Williams@usda.gov
Visual Information Specialist

Bernadette Winston
Bernadette.Winston@usda.gov
202.690.0487
GTR, Data, Coop Agreements

AgRTQ = Agricultural Refrigerated Truck Quarterly

ATP = Agreement on the International Carriage of Perishable Foodstuffs and on the Special Equipment to be Used for such Carriage

Brazil = Brazil Soybean Transportation and Soybean Transportation Guide: Brazil

CMTS = Committee on the Marine Transportation System

Data = Datasets

GTR = Grain Transportation Report

Modal Share = Transportation of U.S. Grains: A Modal Share Analysis

MTCIR = Mexico Transport Cost Indicators Report

STB = Surface Transportation Board

TURN = Transportation Updates and Regulatory News