The word stevedore specifically relates to work done at ports, not any other kind of loading jobs.

Port Occupation

Stevedores perform physically demanding tasks, often carrying heavy items or operating machinery.

Physical Labor

Historically, stevedoring has been a male-dominated profession, though this is changing.

Male-dominated Field

 as the worker ants muscled crates and bundles off other trucks and into slings that lifted the goods into the hold of the ship. On board the ship itself, with much yelling and arm waving, the stevedores then unloaded each sling