Much of the disease transmission from contaminated laundry is due to handling soiled fabrics inappropriately.
Handle soiled laundry as little as possible, and never shake/agitate the dirty laundry. Don't "hug" the soiled items - Always carry soiled laundry away from your body. In addition, always wear gloves and follow standard precautions.
This includes washing your hands both after handling soiled linen and before handling clean linen.
Bacteria ( Salmonella, Bacillus cereus ), viruses (hepatitis B virus [HBV]) and ectoparasites (scabies) presumably have been transmitted from contaminated textiles and fabrics to workers via: