Complex sentence: Since their introduction, rail freight has primarily moved to fixed-rate bulk freight traffic and intermodal freight operations which reduce or remove the need for shunting, therefore only a few class 08 locomotives remain in service today.
Split into simpler sentences: Since their introduction rail freight has primarily moved to fixed-rate bulk freight traffic and intermodal freight operations which reduce or remove the need for shunting. Therefore only a few class 08 locomotives remain in service today.