What does OPSB stand for?
OPSB stands for "Overburden Piles and Spoil Banks"
How to abbreviate "Overburden Piles and Spoil Banks"?
"Overburden Piles and Spoil Banks" can be abbreviated as OPSB
What is the meaning of OPSB abbreviation?
The meaning of OPSB abbreviation is "Overburden Piles and Spoil Banks"
What does OPSB mean?
OPSB as abbreviation means "Overburden Piles and Spoil Banks"
