Investor Presentation - January 2019
ACHIEVING WORLD-CLASS SAFETY
TOTAL INJURY INCIDENT RATE
In 2017, half of our divisions achieved a world-class total injury incident rate (TIIR) and all divisions improved TIIR
compared with 2016.
2013
2014
2015
2016
2017
Martin Marietta
Aggregates Industry 1
General Industry 1
World-Class Safety Level (0.90)
LOST-TIME INCIDENT RATE
Nearly all divisions in the Building Materials business had a lost-time incident rate (LTIR) that surpassed the world-class
level in 2017. Magnesia Specialties had a 50% improvement compared with its 2016 rate.
2013
2014
2015
2016
2017
NMA.
National Mining Association
2018 SENTINELS OF SAFETY AWARD
Burning Springs Mine
Martin
Marietta
NSSGA
NATIONAL STONE, SAND
& GRAVEL ASSOCIATION
Martin Marietta
Aggregates Industry 1
General Industry 1
2018 SAFETY EXCELLENCE AWARDS
World-Class Safety Level (0.20)
TIIR and LTIR rates are per 200,000 man hours worked. All data current as of 12/31/17. World-class levels based on general industries.
1 Reported per National Stone, Sand & Gravel Association (NSSGA) and the U.S. Bureau of Labor Statistics (BLS)
Investor Presentation - January 2019
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