Another ten Class 33-400 locomotives were sold to the Sudan Railways.

It is served by a branch of the Sudan Railways where it is a terminus.

The Sudan Railways 250 class was a class of ten 4-6-4+4-6-4 Garratt locomotives.

They were the only class of Garratts on the Sudan Railways and were numbered 250-259.

In 1985-1986 they restored six of the Sudan Railways 2-8-2 for grain haulage.

It is served by a railway station on the Waw branch of Sudan Railways.

After working briefly for Sudan Railways he started his own engineering business.

During World War II two of them were sold to the Sudan Railways.

Six of these later went on lease to Sudan Railways until June 2007, where they were numbered 3601 to 3606.

Wau is the terminus of a narrow gauge branch line of the Sudan Railways.