Zero accidents - longest period

Zero accidents - longest period
Who
Ohmika Works, Hitachi Co. Ltd
Where
Japan (Ohmika-cho, Hitachi City,)
When
07 April 1999
The greatest length of time that an industrial site has registered zero accidents is over 12 years, 4 months and 26 days from 12 November 1986 to 7 April 1999, at Ohmika Works, Ohmika Division of Hitachi Co. Ltd. Japan. The record was achieved for the longest accident-free period in one type of industry (switch equipment, switch board and electrical power control system manufacturing), with a total number of 121,866,710 hours.

The world record for zero accident man hours (211,600,000 hours) is held by Samsung Electronics Co. Ltd.