Independent geotechnical judgment for critical mining decisions.
Remote advisory for mining challenges—independent review, decision support, and senior technical judgment when uncertainty is high and the cost of getting it wrong is material.
For corporate teams, technical leaders, and operations facing high-impact decisions.
We work where models, data, and reality do not fully align—and where the decision still has to be made.
OPEN PIT
UNDERGROUND
PIT-UNDERGROUND TRANSITION
Projects & operations
Principal Advisor
Alex Vyazmensky
Ph.D. (SFU) - Rock Mechanics / Numerical Modeling
M.A.Sc. (UBC) - Soil Mechanics / Numerical Modeling
Diploma in Computer Programming (LIMTU)
Diploma in CIvil Engineering (SPbGASU) - Geotechnical Specialization
Alex brings 20+ years of geotechnical experience in senior corporate and operational roles across major and mid-tier mining companies, project studies, independent consulting, and applied research. His work spans open pit and underground mining (variety of mining methods), with a focus on geotechnical risk, value engineering, and decision-making under uncertainty.
His approach focuses on integrating geology, geotechnics, hydrogeology, and mine planning—ensuring that technical interpretation is directly aligned with the decisions that govern value, timing, and risk acceptance in complex mining environments.
Detailed experience profile available on request.
Publications and technical research outputs: Google Scholar · ResearchGate · YouTube
20+ YEARS IN TECHNICAL LEADERSHIP
RIO TINTO
HINDUSTAN ZINC
KAZ MINERALS
POLYUS
Most geotechnical failures are not caused by the absence of analysis.
They are caused by decisions made with incomplete information, misinterpreted evidence, or confidence that exceeds what the data can support.
VSKY.GEO focuses on improving how those decisions are made — under uncertainty, with incomplete information, and high consequences.
Services
How VSKY.GEO supports decisions
Where VSKY.GEO adds value
Independent geotechnical judgment for decisions where uncertainty materially affects value, timing, or risk.
01
Independent Technical Review
Independent validation of geotechnical models, assumptions, and designs before high-impact decisions are made. Focus on robustness, uncertainty, and decision readiness.
03
Model Confidence & Risk Review
Explicit assessment of what is known, uncertain, and decision-relevant. Framing geotechnical risk in a way that supports corporate and executive decision-making.
Compressed Decision Windows
When interpretation remains uncertain but decisions cannot wait.
Pit-to-Underground Transition
Independent judgment on complex interaction risk.
High-consequence study review
Review of designs, assumptions, and consultant outputs before major commitments.
Independent second opinions
Neutral, high-trust review where internal alignment is not enough.
Executive level risk decisions
Clear framing of uncertainty, value, and consequence for senior decision-makers.
Unexpected ground behaviour
Reappraisal when monitoring, mapping, or performance challenges the model.
02
Strategic Geotechnical Advisory
Guidance on decisions that materially affect project value, risk exposure, and long-term stability — bridging technical interpretation and mining trade-offs.
04
Ongoing Remote Decision Support
Continuous, senior-level technical input on evolving geotechnical conditions — providing independent perspective and rapid iteration on critical decisions.
Why remote advisory works
The critical decisions are not made where the rock is exposed.
Independent geotechnical review provides distance from operational bias and day-to-day pressures. By focusing on decision quality rather than data collection, remote advisory enables faster iteration and brings cross-site perspective often unavailable at the operation level.
The model functions best when site teams own observation and operations while independent advisory strengthens interpretation and technical judgment. This partnership ensures that when uncertainty is high and the cost of being wrong is material, the decision is backed by senior technical expertise and freedom from corporate echo chambers.
Mine value is often determined in a few degrees of slope angle or a few meters of stope span.
Insights. Perspectives & Strategy.
Selected essays on uncertainty, model confidence, decision quality, digital twins, and the economics of geotechnical judgement.
Geotechnical Judgement —
The Discipline Behind the Discipline
The Geotechnical Digital Twin — A Decision System, Not a Model
Uncertainty, Risk, and Confidence Stop Mixing Them
Do Not Delegate Judgement to Models
Beyond Conservatism Finding the Limit in Mine Design
Why Remote Advisory Works — When It Shouldn’t
Independent Geotechnical Advisory for Strategic Mining Decisions.
Strengthen your technical judgment with independent review and senior expertise.
Contact VSKY.GEO to discuss supporting your next high-impact decision.