Relationship between Lighting and Noise Levels and Productivity of the Occupants in Automotive Assembly Industry

Table 1

Average of noise, lighting, and productivity.

Unit	Noise (dBA)	Lighting (Lx)			Productivity
		Actual	Minimum	Proposed
Tech-en	71.87	195.25	300	500	72.42
Mac	86.00	321.55	300	500	58.07
Ni-as	85.62	275.75	300	500	69.07
War	69.57	164.57	300	500	52.16
Pro	92.50	289.10	300	500	65.88
Pr-as	88.70	305.36	200	300	63.88
Off	70.24	382.55	200	500	72.61
Com	77.57	466.42	300	500	81.25
Dri	89.66	510.66	300	500	56.00
Wel	90.00	203.88	200	300	58.20
Total	83.41	310.44	—	—	64.75

Actual, average measured, minimum, and proposed are standard values; lighting requirements (Lx) must be equal proposed values. Units: Tech-en: technical-engineering, Mac: machining, Ni-as: Nissan assembly, War: warehouse, Pro: production, Pr-as: pride assembly, Off: office, Com: commercial, Dri: drilling, Wel: welding.