日本森林综合研究所对日本林业历年发生的各种劳动伤害事故调查表明，林业劳动的重伤事故、轻伤事故和未遂事故之间的发生规律基本符合海因利希的1：29：300法则。林业劳动伤害事故的直接费用与间接费用比例一般为1：4或1：5。日本林业劳动伤害事故及其费用 The Japan Institute of Forest Research conducted a survey of various labor injury accidents in Japanese forestry over the years and found that the law of occurrence of serious injuries, minor injuries and attempted accidents in forestry work basically complied with Heinrich’s 1:29: 300 rule. The ratio of direct costs and indirect costs of forest injury accidents is generally 1: 4 or 1: 5. Japan Forestry Injury Accident and Its Costs