proposed $16.5m capital raise, page-26

Autosime

the decline needs to be extended 400 metres of length, not "deeper"

"As at the end of October, the LLB Decline had advanced half way down the primary Mako Fault Zone, with approximately 400 metres remaining to intersect the primary Mako Lode target."

and looking at the diagrams it appears to be about 50 metres deeper