Vale ESG Presentation Deck
Progress with
TDMS and the Decharacterization Program
Tailings & Dams Management System
Routine
■
■
■
New dam management policy
Responsibility assignment matrix revised
■
25 requirements and guidelines
Periodic assessment by the assurance team
Performance
100% of dams¹ with Engineer of Record
Continuous monitoring and inspections
Periodic and immediate reports to upper
management
Risk assessment
100% tailings dam portfolio covered by risk
assessment (HIRA) by the end of 2022
Rigorous enforcement of updated
emergency level requirements
¹In Brazil. ²Same raising method deployed at B1 dam, collapsed in Brumadinho. ³Includes dams, dikes and waste piles.
Upstream² Dam³ Decharacterization Program
■
■
■
■
6 upstream dam eliminated since 2019
24 upstream dam to eliminate:
Emergency # of
level
dams
3
3
2
4
1
4
Back-up dams for all level-3 dams
No dam at emergency level 3 by 2025
Program's completion by 2029
VALEView entire presentation