Rail unions have been pushing for two-person crews while rail carriers have been pushing for just one, an engineer.
President Obama named the board, at the request of the unions representing the railroad's 4,000 workers, on July 16.
Railroad Workers United reported that the first protest about safety, or lack of it, on rail lines occurred in Chicago on May 27.
Why was there a one-person train crew and no Positive Train Control system?
On this day in 1955, African-American Mary Louise Smith refused to give up her seat to a white passenger on a bus in Montgomery Alabama.
"The president wants to push for public and private infrastructure investment, we say bring it on. Union workers stand ready to meet the needs of the largest project you can think up."
Richard Trumka is adding reconstruction of U.S. infrastructure - and creation of tens of thousands of well-paying jobs doing so - to the federation's priority list.
Federal transportation funding is so skimpy that Congress acts like Scrooge when it comes to helping pay for the nation's roads, subways, buses and other transportation.
The government's shutdown of 52 intercity and tour bus companies for unsafe conditions is welcome, but does not solve the basic industry ills.
The workers have been living in dormitory-style housing for up to six months, getting paid only $1.50 per hour and a $50 a day allowance.