At the time standard power for Alaska's coal trains were six of their GP 49's all on the head end as shown northbound near Knik River.

Northbound Alaska RR coal empty with a fill of freight added on the head end at Seward and Portage.

Alaska RR northbound empty coal train with freight on head end picked up both in Seward and Portage along the Turnagain Arm near Rainbow

Alaska RR northbound Seward to Healy empty coal train was near Indian along the Cook Inlet with some freight included ahead of the empty coal cars.

Northbound near Portage