Ergonomic Study and Design of the Pulpit of a Wire Rod Mill at an Integrated Steel Plant

Table 5

Expected ergonomic results after the modification of the pulpit design.

Tools	Before modification			After modification
	Score	Risk level	Action	Score		Risk level	Action
RULA	7	4	Investigation and changes are required immediately	Between 2 and 3		2	Posture is acceptable or change may be required if it is not maintained
REBA	10	4	High risk, investigating and implementing change	Between 2 and 3		2	Low risk and change may be needed
OWAS	—	High	Corrective action should be done as soon as possible	—		Low	No investigation and changes are required
Suzzane Rodgers	—	High	Very high priority for change	—		Low	No investigation and changes are required
Moore and Garg (strain index)	7	4	Hazardous	Between 3 and 5		2	Uncertain
QEC (quick exposer check)	—	High	Worse situation	—		Low	Better situation
Lehmann
Position of the body	Description of work	Duration	Metabolism	Position of the body	Description of work	Duration	Metabolism
Sitting	Upper limb-hard	5 hrs	725 kcal	Sitting	Whole body-light	5 hrs	225 kcal