An eastbound coal load, led by Burlington Northern EMD SD60MAC No. 9500 along with a pair of newer BN/BNSF SD70MACs, slowly grinds upgrade toward the top of Crawford Hill at Belmont, Nebraska, on ... (more)

BN SD60MAC`s testing on CSX in Atlanta , Ga

A quartet of SD60MACs were built by EMD to test Siemens alternating current traction equipment and the builder’s HTCR-II radial (steerable) truck. Constructed on a 74-foot frame, the 3,800 hp SD... (more)

A westbound Burlington Northern Santa Fe coal empty descends Crawford Hill east of Crawford, Nebraska, on the morning of April 11, 1998. A short-lived mix of A.C. locomotives power the train back ... (more)

BN 9500 leads 2 more SD60MACs on a Soo Line train headed north toward La Crescent, MN having just passed through Bellevue, IA. BN had EMD demos numbered BN 9500-9503 and testing of these units led... (more)

BN 9503 is one of 4 AC drive demonstrator locomotives built in 1991-92 for Burlington Northern RR to test an AC drive system in heavy haul service. These 4 locomotives were the ancestors of the th... (more)

In 1991 EMD and BN jumped into the AC technology. EMD built 4 SD60MAC's prototype units for the BN to test out and were painted in a modified BN scheme. Tests proved successful and paved the road ... (more)

In 1991 EMD and BN jumped into the AC technology. EMD built 4 SD60MAC's prototype units for the BN to test out and were painted in a modified BN scheme. Tests proved successful and paved the road ... (more)

BN's SD60MAC demontrator units are shown here with some AAR test cars on a loaded coal train which is southbound on Union Pacific's Falls City Sub on Independence Day, 1993.

The bare ground parallel to this southbound coal train is now occupied by RTD's first light rail line.

Three Burlington Northern EMD SD60MACs power Soo Line No. 430 through a lazy s-curve along the Mississippi River south of Bellevue, Iowa, on October 17, 1993. Soo was testing these locomotives at ... (more)

One of four SD60MACs built by EMD.

Soo Line tested the Burlington Northern SD60MACs in 1993. Here, Nos. 9500, 9503 and 9502 are leading Soo Line train No. 430 and is meeting train No. 431 led by a Soo SD60 at Green Island, Iowa, on... (more)

Three BN test SD60MACs lead train 20 east through Rapids on the MRL. Interesting paint scheme.