Page 23 - 2022 Sustainability Report
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COMPANY OVERVIEW
Committed to Safety
2022 was again one of the Company’s safest years on record, with a company-wide Total Injury Incident Rate (TIIR) of
0.78, again exceeding the world-class rate of 0.90, inclusive of acquired operations. Our Southwest, East and Central
Divisions led the way with TIRRs of 0.40, 0.84 and 0.77 respectively. For the sixth consecutive year, we also attained a
world-class Lost-Time Incident Rate (LTIR). At Martin Marietta, safety performance sets the foundation of long term
financial strength and successful execution of our SOAR strategy.
World-Class Safety
We are committed to our Guardian Angel safety culture where Zero is Possible, and achieved a world-class
lost-time incident rate (LTIR) for the sixth consecutive year. With a company-wide Total Injury Incident Rate
(TIIR) of 0.78, we exceeded the world-class rate of 0.90.
99.8% 99.1% 81 32
of employees experienced of employees experienced business units have worked business units achieved
ZERO lost-time incidents ZERO incidents more than 500,000 hours with safety milestones
ZERO lost-time injuries
World-Class
Safety Level
1.34 1.26 0.93 0.84 0.78 (0.90)
2010 2015 2020 2021 2022
Note: Safety data as of 12/31/22. TIIR per 200,000 man hours worked. World-class levels based on general industries.
MARTIN MARIETTA 21
