Industrial & Manufacturing Oil, Gas & Natural Resources Mining & Minerals

Underground Mining

Capital-intensive extraction and processing programs where safety, regulation, and supply chain complexity define execution.

Barrick Gold Anglo American Vale Glencore
Inside this journey
  1. Site & Stakeholder Discovery

    Capture development meters, production targets, ground conditions, ventilation constraints, equipment needs, and decision roles to align on measurable success signals.

    Discovery Questions

    Start Here: A Quick Snapshot of Your Operation

    • Who are you on this project and how do you want us to address you during discovery? Options: Mine Manager, Underground Superintendent, Project Executive, Ventilation Engineer, Geotechnical Engineer, Procurement/Commercial, Other
    • Tell us the mine name, deposit type (gold/copper/nickel/zinc/other), and the primary mining method in use today.
    • What are your current monthly production and development targets (m/day, t/month)? Please include typical seasonal or shift-related variances if any.
    • Which parts of your operation are you considering external contractor support for? Options: Decline development, Production stoping, Backfill (paste/cemented), Ventilation management, Raise-boring/raises, Ground support/shotcrete, Full equipment & crew supply, Other
    • If you already work with contractors, what has been the single best outcome they delivered—and why did it matter to you?

    Is Your Current Plan Hiding a Bigger Risk?

    • What makes you confident your stated advance rates and tonnage targets are realistic under current ground and ventilation constraints? Options: Detailed mine plan modelling, Historical performance data, Conservative buffer built in, External consultant validation, Not confident
    • Where have your plan assumptions broken down in the past 12–24 months—be specific about locations, headings, or shifts.
    • How do missed meters or tonnes typically manifest for you: schedule slippage, cost overruns, safety slowdowns, or regulatory impacts? Options: Schedule slippage, Cost overruns, Increased safety incidents, Regulatory/non-compliance delays, Production shortfall only, Other
    • When a heading falls behind, what internal actions usually follow and how long before corrective measures take effect? Options: Reallocate crews, Add shifts, Redesign support plan, Bring in contractor help, No consistent response
    • What would it look like to you if the next 3 months consistently met 120% of your current targets—what changes across teams, equipment, and safety would be required?

    What's Painfully Slower Than It Should Be?

    • Which part of your underground workflow causes the most invisible drag on productivity? Options: Ventilation restrictions, Ground support installs, Equipment availability, Blast-muck cycle times, Ore handling/haulage, Access/portal constraints, Workforce availability
    • How often do equipment breakdowns translate into more than one lost shift for a heading? Options: Daily, Weekly, Monthly, Rarely, Never tracked
    • Share a recent example where coordination between owner operations and a contractor (or internal crews) caused a sequencing delay—what happened and what feeling did it create in the team?
    • Which interfaces with owner operations are the most friction-prone (choose top three)? Options: Ventilation scheduling, Backfill supply timing, Overlapping work-front access, Shotcrete/ground support sign-off, Fleet sharing (LHDs/trucks), Power/ventilation services
    • If you could remove one recurring bottleneck tomorrow, which would it be and why would that change matter financially or operationally?

    When Ground Changes, Does Your Plan Bend or Break?

    • How often does unexpected ground behavior (squeezing, faulting, water ingress) force you to revise support designs or sequence plans? Options: Every heading, Many times a month, Occasionally, Rarely
    • What early warning signs do you monitor for changing ground conditions and how are those signals communicated to shift crews and planners? Options: Deformation readings, Seismic events, Water inflow rates, Support hook-back loads, Visual inspections, Other
    • Describe the last time a geotechnical surprise required an out-of-scope support solution—what did it cost (time, materials, safety) and what was the human impact?
    • Who signs off on emergency ground support design changes underground, and how quickly can that approval be enacted (hours/days)? Options: Mine Manager, Geotechnical Engineer, Operations Superintendent, Joint owner-contractor panel, No formal approval path
    • If we brought pre-qualified rapid-response crews and alternate support systems, what concerns would you have about integrating them mid-shift?

    Who Really Calls the Shots Underground?

    • Who are the decision-makers we must align with for scope, safety, and acceptance—list roles and typical response time for approvals?
    • How are responsibilities divided today between owner teams and contractors for the following: scope definition, quality acceptance, safety oversight, and shift-level decisions? Options: Owner: all, Owner: scope/acceptance; Contractor: execution, Contractor: full delivery under owner spec, Mixed/responsibility matrix exists, Unclear/not codified
    • Have you experienced delays because of unclear escalation paths? Tell us about one incident and how it affected morale or costs.
    • Which approvals typically take the longest and why—technical sign-off, safety permits, vent integration, or commercial acceptance? Options: Technical sign-off, Safety permits, Ventilation integration, Commercial acceptance, Other
    • If we proposed a single point of contact embedded with your planning team, what would you want that person empowered to decide immediately?

    Ventilation: Safety Cost or Production Enabler?

    • How closely are ventilation constraints tied to your production limits, and when did ventilation last force a planned cutback? Options: Directly limiting production, Occasionally limiting, Rarely limiting, Never tracked
    • What ventilation metrics do you monitor daily (e.g., airflow at face, CO/NOx, temp, dust) and how are exceptions handled? Options: Airflow, Gas levels (CO/NOx), Temperature, Dust/Particulates, Pressure differentials, Not monitored closely
    • Have you had to redesign sequence or stoping method because of ventilation limits? Describe the trade-off you accepted.
    • How integrated are contractor ventilation plans with owner mine ventilation modelling and what data sharing would be required to synchronize efforts? Options: Fully integrated, Partially shared, Separate plans with manual coordination, No integration
    • What would worry you most about a contractor controlling temporary ventilation infrastructure: safety compliance, sequencing conflicts, cost, or documentation? Options: Safety compliance, Sequencing conflicts, Cost, Documentation/traceability, Other

    Equipment & Crew: Ready, or Just Hopeful?

    • If we committed to meet your rostered meters and tonnes, what equipment and certification minimums must our crews meet on day one?
    • Which of the following crew certifications and qualifications are mandatory for your site? Options: Underground induction, Confined space rescue, First aid/medevac, Shotcrete certification, Blasting/charging tickets, Mobile equipment licensing
    • How do you currently validate contractor equipment condition and maintenance history prior to mobilization? Options: Detailed maintenance logs, Inspection at site, Third-party audit, Trust/no formal checks
    • Describe a time when crew turnover or fatigue materially affected output—what caused it and how was it addressed?
    • What spare-parts or downtime tolerance do you expect per critical machine (e.g., drills, LHDs) before production is at risk? Options: <1 shift, 1–2 shifts, 3–5 shifts, >5 shifts, Not defined

    What Would Count as Measurable Success?

    • Which KPIs matter most to you for contractor performance and acceptance (pick top four)? Options: m/day advance, t/month processed, Safety incidents per 1,000 hrs, Downtime hours, Compliance with support specs, Cost per metre/tonne
    • How do you prefer performance to be measured and validated—real-time telemetry, weekly reports, third-party audits, or joint inspections? Options: Real-time telemetry, Daily shift logs, Weekly consolidated reports, Third-party verification, Joint owner-contractor inspections
    • What acceptance criteria would trigger release of payment or sign-off for a delivered development or stoping block? Options: Measured meters at spec, Ground support installed to spec, Ventilation levels compliant, Safety sign-offs complete, All of the above
    • Are there incentive structures you find motivating (bonus for outperformance) or problematic (penalties that damage partnership)? Tell us which and why.
    • How soon after mobilization would you expect to see validated baseline KPIs (e.g., stable advance rate, safety observations)? Options: Immediately (within days), 2–4 weeks, 1–3 months, Longer than 3 months

    If We Committed Tomorrow, What Could Trip Us Up?

    • What access permits, regulatory steps, or owner approvals typically cause the longest mobilization delays for contractors? Options: Site access permits, Environmental approvals, Ventilation integration permits, Induction/medical clearance, Other
    • Do you have any existing commercial or contractual constraints that would limit scope, crew numbers, or equipment types a contractor could bring? Options: Yes—list exists, Some restrictions, No constraints, Unsure
    • Where do logistics fail most often for new mobilizations: road/port delivery, in-country customs, shaft/portal acceptance, or underground commissioning? Options: Road/port delivery, Customs/clearance, Portal acceptance, Underground commissioning, Other
    • What are your non-negotiable safety governance items (e.g., permit-to-work, emergency response, medical evacuation) that a contractor must comply with on day one?
    • If we proposed a short pilot (4–8 weeks) to prove capability, what single outcome would make you comfortable to expand scope?

    Let’s Make This Practical: Data, Timelines, and Next Steps

    • What site data would you be comfortable sharing to validate our assumptions (mine plans, ventilation model, recent geotech logs, telemetry)? Options: Full mine plans, Ventilation models, Geotechnical logs, Historical production/run sheets, Prefer high-level only, Other
    • Realistically, when could you provide that data and who is the best contact for delivery? Options: Immediately, Within 1–2 weeks, Within a month, Longer than a month
    • What would make you decide to proceed to a commercial discussion after discovery—clear mobilization timeline, fixed price for pilot, performance guarantees, or safety assurance? Options: Clear timeline, Fixed price pilot, Performance guarantees, Safety certification records, Other
    • Who else should be part of our next conversation to ensure swift alignment (names and roles preferred)?
    • What concerns should we address first in our proposal to make you feel this is worth pursuing?
  2. Solution Experience

    Validate how our decline development, stoping, backfill, and ventilation services will achieve the customer’s targets using their mine plans and real ground scenarios.

    Experience Meetings

    • Current State & Consequence Alignment
    • Mine Plan Walkthrough — Select Real Scenarios
    • Operational Proof — Productivity & Ventilation Modelling
    • Risk, Ground Support & Safety Validation Workshop
    • Solution Validation & Move-to-Scope Decision
    • Identify any certification or training gaps and assign remediation owners.
    • Customer to upload scenario-specific geotechnical logs, ventilation cross-sections, and current schedule slices.
    • Recap Assumptions & Validation Criteria
    • Produce clear, quantitative proofs that projected m/day and t/month meet or explain gaps against targets.
    • Demonstrate ventilation performance is within acceptable limits for each scenario.
    • Identify and prioritize the top failure modes that would prevent achieving the KPIs.
    • Obtain verbal validation on whether the outputs reflect the customer's operational reality.
    • Deliver a modelling pack with graphs, assumptions, and sensitivity tables for each scenario.
    • Produce a ranked list of mitigations for the top 3 failure modes identified.
    • Propose an equipment and crew roster aligned to the proven advance/production rates.
    • Ground Support Design Linked to Scenarios
    • Agree ground-support scope and how it enables the modelled advance/production rates.
    • Confirm safety and ventilation governance responsibilities and monitoring plans.
    • Define explicit acceptance tests and handover criteria tied to KPIs.
    • Introductions & Meeting Objectives
    • Produce scenario-specific ground-support design memos with estimated installation rates and costs.
    • Compile safety permit and induction requirements and identify missing certifications in the crew roster.
    • Define the acceptance-test checklist and schedule initial underground validation shifts.
    • Concise Recap: Current State, Consequence, Future State
    • Obtain explicit customer validation that the solution achieves the defined KPIs for the agreed scenarios.
    • Secure approval to progress to Solution Scope with the defined scope boundaries and outstanding items.
    • Create a prioritized list of remaining data/decisions required for commercial proposal and mobilization planning.
    • Customer provides written confirmation (email or signed note) of validation for the selected scenarios and KPIs.
    • Contractor to issue the Solution Experience report (modelling outputs, mitigations, ground-support designs) within agreed timeline.
    • Schedule Solution Scope kickoff and circulate the list of outstanding items required for pricing and mobilization.
    • Agree a single, explicit current-state sentence that all parties accept.
    • Quantify the key consequences (cost/time/risk) tied to the current state.
    • Define clear future-state outcome sentences and the KPIs to validate them.
    • Establish data gaps and assign owners for pre-work required to run scenario proofs.
    • Customer supplies baseline mine plans, ventilation maps, geotechnical logs, and recent production/advance data.
    • Customer provides quantified examples of schedule or cost impacts from recent underperformance incidents.
    • Draft and circulate the single-sentence current-state and future-state statements for confirmation.
    • Contractor to produce a scenario checklist and modelling assumptions document.
    • Schedule the Operational Proof modelling workshop with the agreed timeline.
    • Review Provided Mine Plans & Assumptions
    • Select 3–5 concrete, customer-approved scenarios for modelling and proof.
    • Map each scenario to ground conditions, ventilation and operational constraints.
    • Agree required data inputs and the validation criteria for each scenario.
    • Set timelines and owners for modelling deliverables.
    • Decline Development Proofs
    • Safety & Confined-Space Controls
    • Review Proof Artifacts & Key Findings
    • Identify Representative Scenarios
    • One-Sentence Current State
    • Ventilation Controls & Monitoring
    • Consequence Quantification
    • Stoping & Backfill Production Proofs
    • Map Ground Conditions to Scenarios
    • Validation Checkpoints (Forced Confirmation)
    • Ventilation Integration Results
    • Equipment Reliability & Maintenance Assumptions
    • Outstanding Risks, Commercial & Mobilization Implications
    • Interface Constraints (Ventilation / Access / Production)
    • Define Future-State Outcomes
    • Decision Roles & Success Signals
    • Next Steps & Move-to-Solution-Scope
    • Sensitivity & Failure Mode Analysis
    • Data Gaps & Validation Criteria
    • Acceptance Tests & Handover Criteria
    • Tie Outputs Back to KPIs & Proof Statements
  3. Solution Scope

    Define scope modules, responsibilities, equipment roster, crew certifications, KPIs (m/day, t/month), and acceptance criteria for each workstream.

    Scope Configuration

    • Excavate Decline Development Meters
    • Longhole Open-Stope Production Mining
    • Sublevel Stoping Production Mining
    • Cut-and-Fill Stoping Ore Extraction
    • Drill-and-Blast Production Rounds
    • LHD Mucking and Underground Haulage
    • Shotcrete Application and Curing
    • Rock Bolting and Mesh Ground Support
    • Raisebore Drilling and Reaming
    • Paste Backfill Plant, Pipeline, and Placement
    • Ventilation Installation and Fan Commissioning
    • Underground Dewatering and Pumping
    • Operated Jumbo, LHD, and Truck Services
    • Emergency Rescue and Standby Response Team

    Scope Questions

    Excavate Decline Development Meters

    • Is decline development required as part of the scope? Options: Yes, No
    • What is the total planned decline development length? Options: Less than 500 m, 500-2,000 m, 2,000-5,000 m, More than 5,000 m, Other (specify)
    • What decline geometry/cross-section is required? Options: Single-lane decline (small equipment), Double-lane decline (two-way), Ramp profile, Box-cut and portal only, Other (specify)
    • Describe known ground conditions and variability that affect excavation (rock type, faults, water inflows).
    • Who supplies drill & blast and primary excavation equipment? Options: Contractor to supply, Owner to supply, Hybrid / to be agreed
    • What target advance rate (m/day) and acceptance criteria (profile, grade, support installed) should be used to measure success?

    Longhole Open-Stope Production Mining

    • Is longhole open-stope the intended mining method for the targeted stopes? Options: Yes, No, Partial/Some stopes only
    • What are the planned production tonnes per month from longhole stopes? Options: Less than 5,000 t/month, 5,000-20,000 t/month, 20,000-50,000 t/month, More than 50,000 t/month, Other (specify)
    • Are detailed stope drawpoint layouts and production blasthole patterns available for validation? Options: Yes, detailed plans provided, Preliminary plans only, No - require assistance to develop
    • What constraints or interfaces with owner operations (e.g., shared haul roads, hoisting) must be observed?
    • Specify required KPIs for this module (e.g., m/day per ring, t/day, dilution limits).
    • What acceptance criteria define successful stope completion (free-face exposure, muck quality, ground support installed)?

    Sublevel Stoping Production Mining

    • Will sublevel stoping be used for the targeted ore zones? Options: Yes, No, Mix of methods
    • What sublevel spacing and planned production tonnage per sublevel are expected? Options: Specify spacing & tonnage, Unknown - require design assistance
    • Are ring-drilling patterns, blasting designs and ventilation plans for sublevels available? Options: Yes, Partial, No
    • What ground support (rockbolts, shotcrete, mesh) standards are required for sublevels? Options: Owner standard, Contractor standard (to propose), Hybrid / to be defined
    • List certifications or crew competencies required to perform sublevel stoping work.
    • What KPI targets (m/day, t/month, safety metrics) and handover acceptance criteria apply to completed sublevels?

    Cut-and-Fill Stoping Ore Extraction

    • Is cut-and-fill the chosen method for the production areas in scope? Options: Yes, No, Selective areas only
    • What fill type is planned (dry waste, cemented, paste) and who will supply the fill material? Options: Waste rock (owner/contractor), Cemented fill (owner/contractor), Paste fill (requires plant), Unknown - require recommendation
    • What are expected cycle times (cut, muck, support, fill) or production tonnages per cycle?
    • Are detailed stope sequencing, backfill placement tolerances and QA requirements defined? Options: Yes, Partially, No - need sequencing support
    • What ground support, curing and QA acceptance criteria are required before filling or subsequent lifts?
    • Does the owner require documentation of fill volumes and strength tests (compressive tests)? Options: Yes, No, If paste/ cemented fill used

    Drill-and-Blast Production Rounds

    • Will the contractor be responsible for drill-and-blast design and execution? Options: Yes - full responsibility, Owner provides design, Hybrid / TBD
    • What is the expected round size and intended advance per round (m) or blasthole count? Options: Small rounds (<20 m advance), Medium (20-50 m), Large (>50 m), Other (specify)
    • Are there explosive storage, magazine, and transport constraints at site? Options: Yes - constrained, No - standard access, Unknown
    • What fragmentation, dilution and vibration limits or acceptance criteria must be met?
    • What blast reporting and QA deliverables are required (seismograph, post-blast survey)? Options: Seismograph reports, Fragmentation photos/analysis, Post-blast cavity survey, Other (specify)
    • List required licenses, shotfirer certifications and local regulatory constraints for blasting.

    LHD Mucking and Underground Haulage

    • Is contractor responsible for mucking and internal haulage or will owner provide haulage infrastructure? Options: Contractor provides mucking & haulage, Owner provides, Shared / coordinated
    • What fleet size and capacity (LHD m3, truck t) are required to meet production targets? Options: Specify fleet requirements, Unknown - request contractor recommendation
    • Are there restricted drive heights, ramp grades or turning radii that limit equipment size? Options: Yes (specify), No, Unknown
    • What cycle time or KPI for muck removal (t/day or cycles/day) should be used to validate performance?
    • Who is responsible for maintenance, fueling and parts logistics for underground fleet? Options: Contractor, Owner, Shared/defined in SOW
    • Are operator certifications and training records required for LHD operators? Options: Yes - specify certificates, No, Prefer contractor standard

    Shotcrete Application and Curing

    • Is shotcrete required as primary or supplementary ground support in scope areas? Options: Primary support, Supplementary support, Not required
    • What shotcrete type and mix design is specified (dry-mix, wet-mix, fiber-reinforced)? Options: Dry-mix, Wet-mix, Fiber-reinforced, Other (specify)
    • What curing time, strength testing and QA acceptance criteria are required before re-entry or subsequent works?
    • Will the contractor supply shotcrete plant and pumps or use owner facilities? Options: Contractor supplies, Owner supplies, Hybrid / to be defined
    • Are specialist applicators and certifications required for wet-mix or sprayed concrete operations? Options: Yes - specify, No, Prefer contractor standard
    • Describe expected application rates (m2/day or m3/day) and working shifts for shotcrete crews.

    Rock Bolting and Mesh Ground Support

    • What types of rockbolts and mesh are required (mechanical bolts, resin bolts, cable bolts, welded mesh)? Options: Mechanical bolts, Resin/chemical bolts, Cable bolts, Mesh/shotcrete combo, Other
    • What installation rate (bolts/day, m2 of mesh/day) and spacing standards apply?
    • Are ground support designs available or should contractor propose a design basis? Options: Owner design provided, Contractor to propose, Hybrid / review required
    • Who is responsible for procurement of bolts, mesh, resin and installation consumables? Options: Contractor, Owner, Shared procurement
    • What inspection, pull-test and QA documentation is required for installed ground support? Options: Pull-test certificates, Installation logs, Photographic evidence, Other (specify)
    • Are special anchoring or long-length cable bolt installations required in high-stress zones? Options: Yes - specify zones, No, Unknown - require assessment

    Raisebore Drilling and Reaming

    • Is raiseboring required (single raises, pilot holes, or large-diameter raises)? Options: Yes - pilot + ream, Yes - pilot only, No
    • What raise diameters and lengths are planned (m diameter, m length)? Options: Small (<2 m dia), Medium (2-4 m), Large (>4 m), Specify exact
    • Are there access or vertical clearance constraints at collar or boot locations? Options: Yes (specify), No, Unknown
    • Who provides power, flushing water and ventilation for raisebore operations? Options: Contractor, Owner, Shared/defined
    • What acceptance criteria apply to raises (plumbness, diameter tolerance, surface finish)?
    • Are specialised reaming heads or casing required due to ground conditions? Options: Yes, No, Unknown - need geotech review

    Paste Backfill Plant, Pipeline, and Placement

    • Is paste backfill part of the scope (plant, pipeline, paste placement)? Options: Full paste plant and placement, Pipeline only, Placement only, Not required
    • What paste throughput (t/month or m3/hour) and target strength are required?
    • Who supplies tailings/fill material, binders and batching specifications? Options: Owner supplies, Contractor supplies, Hybrid
    • Are pipeline routes and underground emplacement access already defined? Options: Yes, defined, Preliminary routing, No - require design
    • What QA testing and acceptance (compressive strength, placement volume checks) are required for backfill?
    • List any environmental, tailings or regulatory constraints affecting paste operations.
  4. Mutual Commit

    Agree commercial terms, mobilization schedule, safety governance, interfaces with owner operations, and contractual acceptance criteria.

    Agreement Modules

    • Statement of Work (SOW)
    • Commercial Terms & Pricing Schedule
    • Mobilization & Demobilization Schedule
    • Safety & Environmental Governance
    • Operational Interfaces & Site Access Agreement
    • Contractual Acceptance & Handover Criteria
    • Equipment Roster & Commissioning Checklist
    • Personnel Qualifications & Competency Confirmation
    • Insurance, Indemnity & Risk Allocation
    • Performance Guarantees, KPIs & Remedies
    • Change Order & Variation Control
    • Payment Security & Invoicing Terms
    • Regulatory Approvals & Permits Confirmation
  5. Deployment

    Operationalize rollout with readiness checks, enablement, and outcome validation.

    1. Pre-Deployment Readiness

      Confirm access permits, ventilation integration, induction plans, equipment commissioning needs, and risk controls are in place for mobilization.

      Readiness Questions

      Getting to Know Your Operation — a Short Starter

      • Which best describes why you’re engaging an underground contractor right now? Options: New decline development, Production ramp-up, Supplement existing crews, Specialist ground conditions or methods, Short-term capacity gap, Other
      • In one sentence, what are the two outcomes you most need a contractor to deliver this year?
      • Mine name, commodity, country/region, and which level(s) or sectors we’d be working in (please list)
      • What are your current monthly production (t/month) and planned development advance (m/month) targets for the zones under consideration?
      • Who on your team will be our primary operational contact underground (name, role, phone/email)?
      • What is your preferred cadence for progress reporting (daily shift log, weekly summary, monthly review)? Options: Daily shift, Weekly summary, Bi-weekly, Monthly, Milestone-based

      Are You Settling for ‘That’s Just the Ore’?

      • When ground conditions slow you down, do you accept reduced advance rates as ‘normal’ or treat them as fixable problems? Options: Often accept as normal, Usually try to fix, Depends on cost impact, We haven’t evaluated alternatives
      • Describe the rock mass characteristics in the target area(s) — lithology, RMR/Q, structure orientation, and any known shear zones or faulting.
      • How often have unexpected ground issues (falls, squeezes, running ground) appeared in the past 12 months, and where did they occur?
      • What ground-support systems have you used recently (rock bolts, cable bolts, shotcrete, hybrid support), and which have worked or failed? Options: Fully bonded rock bolts, Cable bolts, Systematic shotcrete, Mesh + bolts, Backfill, Temporary timbering, Other
      • Do you have up-to-date geotechnical mapping, monitoring data (convergence/instrumentation), or 3D models we can review? If yes, describe availability and format. Options: Available and shareable, Available but needs sanitizing, Partial datasets, Not available
      • How long have ground-related slowdowns been affecting your advance rates, and what has been the typical impact on schedule and cost?

      Who Really Calls the Shots — Let’s Map the Power Lines

      • If a mobilization decision is delayed or reversed, who inside your organisation ultimately holds the veto—and why might they say no?
      • Please identify the decision-maker(s) and influencers for technical scope, commercial acceptance, safety sign-off, and final contract approval (name, role, approval limits).
      • Which stakeholders must be consulted before we start (safety, ventilation, operations, community, regulators), and which ones need formal sign-off? Options: Mine Manager, Superintendent/Operations, Project Executive, HSE Manager, Ventilation Engineer, Procurement, Local Regulator, Community Relations
      • How do you prefer stakeholders to be engaged during discovery and mobilization (workshops, weekly steering, single-point contacts)? Options: Weekly steering committee, Technical workshops, Single POC updates, Ad-hoc as needed, Formal monthly reviews
      • What are the internal approval timelines we should expect for technical scope, procurement award, and mobilization sign-off?
      • Are there existing vendor pre-qualification standards or templates we must complete? If yes, which ones and what’s the expected turnaround? Options: Yes—pre-qual form, Yes—CSR/HSE prequal, No formal prequal, Other

      What Would ‘Right at the Face’ Look Like to You?

      • If you walked underground during the third week of execution and felt confident, what three things would you see or hear?
      • Which KPIs will prove success to you for development and production (select up to three): advance m/day, tonnes/month, availability %, safety LTIF, quality acceptance)? Options: Advance m/day, Tonnes per month, Equipment availability %, Safety LTIF/TRIF, Cycle time per blast, Ground support installation rate
      • What acceptance criteria will you use at handover for a completed development or ore drive (dimensional tolerance, support installed, ventilation clearances, QA records)?
      • How do you want performance tracked and shared (live dashboard, daily logs, weekly review packs, onsite walkthroughs)? Options: Live dashboard, Daily logs, Weekly reports, Monthly KPI review, Onsite walkthroughs
      • What trade-offs are acceptable to you between speed, cost, and support quality (e.g., faster advance with higher temporary support costs)? Options: Prioritise speed, Balance speed and cost, Prioritise cost control, Prioritise long-term stability
      • Which past project or contractor did you feel most satisfied with — and what specifically made it feel successful?

      Ventilation & Atmosphere — We Need to Talk About Air

      • Have you been treating ventilation as an integrated part of operations or as a stop-gap fix when problems arise? Options: Integrated and planned, Reactive to problems, Partial integration, Not sure
      • Describe the current primary ventilation system and temporary ventilation options (main fans, booster fans, ducting, regulators) available for the target areas.
      • Are there known ventilation constraints (single intake/return, limited airflow shafts, gas zones, high humidity) that will limit equipment choices or sequence? Options: Single intake/return, Limited fan capacity, Gas zones, High humidity/heat, Regulator bottlenecks, No major constraints
      • What airborne contaminants or gases (diesel particulates, NOx, CO, methane) have been measured underground recently, and what thresholds are critical for you?
      • How do you prefer we handle temporary ventilation integration—work to owner specs, propose modifications, or run a joint ventilation design? Options: Follow owner specs, Propose contractor modifications, Joint design workshop, Unsure
      • Who signs off on ventilation changes or fan additions, and how quickly can approvals be obtained?

      Equipment, Fleet Condition & The Crew You’ll Meet

      • If a piece of critical equipment breaks down underground, how quickly must a replacement or spares arrive to keep schedule on track? Options: Within 24 hours, 48–72 hours, Within a week, No firm requirement
      • What equipment roster do you expect us to supply versus what you will provide (jumbo drills, LHDs, shotcrete rigs, trucks, raise-bore)? Options: Fully contractor-supplied, Shared equipment, Owner-supplied heavy fleet, Other
      • What minimum crew certifications or licences are mandatory on your site (blasting authorisation, confined-space, gas testing, shotcrete, TBM/jumbo operation)?
      • What ratio of supervisor-to-crew and trainer-to-new-hire do you consider safe and effective for the first mobilization month? Options: High supervision (1:5), Moderate (1:8), Lean (1:12), No preference
      • Describe your expectations for equipment maintenance and spare-part provisioning while we’re mobilised (on-site storeroom, contractor-managed, vendor support). Options: Contractor-managed, Owner-managed, Vendor on-call, Hybrid
      • How important is a contractor’s fleet age and refurb history in your selection—are you comfortable with older-but-well-maintained plant? Options: Prefer new/late-model, OK with older if maintained, No strong preference, Require proof of maintenance

      Safety, Permits & Induction — What We Can’t Compromise On

      • What single safety or permit requirement, if unmet on day one, would immediately prevent us from commencing work?
      • What are your mandatory induction elements (site-specific rules, emergency procedures, gas testing, PPE specs) and typical lead times for scheduling inductions?
      • Which permits and approvals must be in place before mobilization (access permits, blasting permits, ventilation modifications, environmental consents)? Options: Access permits, Blasting permits, Ventilation changes, Environmental consents, Traffic/haulage approvals, None required
      • How do you measure safety culture and contractor fit—observations, near-miss rates, safety audits, behavioral safety scores? Options: Observations & toolbox, Near-miss reporting, Formal audits, Behavioral safety metrics, All of the above
      • What emergency response and medical support is required on-site (BLS/ALS, rescue team, evacuation plan), and do you expect the contractor to supply rescue capability? Options: Owner rescue, Contractor to provide, Joint response, Not required
      • How will safety governance be integrated—use owner systems, run parallel contractor systems, or adopt a harmonised set of procedures? Options: Adopt owner systems, Contractor systems, Harmonised combined systems, Decide case-by-case

      Commercial Boundaries — Let’s Surface the Hidden Costs

      • What commercial surprises have you experienced with past contractors (unpriced interfaces, site access charges, standby costs) that you want to avoid?
      • How do you expect scope to be split for interfaces (owner scope vs contractor scope) — civil portals, ventilation shafts, power supply, water management? Options: Contractor does full scope, Owner provides civils/portals, Split by workstream, Undecided yet
      • Which commercial terms matter most: fixed-price development, dayrate crews, reimbursable items, or performance incentives/penalties? Options: Fixed-price, Dayrate, Reimbursable, Performance incentives/penalties, Hybrid
      • What invoicing cadence and contract milestones align with your cashflow and project controls (monthly, milestone-based, progress claims)? Options: Monthly, Milestone-based, Weekly progress claims, Other
      • Do you require bonds, parent company guarantees, or specific insurance coverage levels as part of award conditions? Options: Performance bond required, Insurance levels specified, Parent guarantee, None required
      • How should change management be handled when unforeseen ground or access issues arise—pre-agreed rates, change orders with contingency, or joint risk register? Options: Pre-agreed rates, Formal change orders, Joint risk register, Other

      Unknowns, Risks and How Much You’ll Let Us Test

      • How much uncertainty (technical/geotechnical/schedule) are you prepared to accept before requiring additional field investigation or pilot drives? Options: Very low—need full clarity, Moderate—small pilots OK, High tolerance—learn as we go, Undecided
      • List the top three risks you fear most for this scope (e.g., uncontrolled water, high dilation zones, interface clashes) and why they matter.
      • What contingency (time or budget) is acceptable to you for ground-related unknowns (select one)? Options: <5% budget / <2 weeks, 5–10% budget / 2–6 weeks, 10–20% budget / 6–12 weeks, >20% budget / >12 weeks
      • If we propose a short pilot or trial section to de-risk the method, how would you judge success and decide on scaling up?
      • Who will manage escalations if a high-impact risk materialises, and what’s the expected response time?

      Schedule, Access & What ‘Ready to Mobilize’ Truly Means

      • What hard dates are driving mobilization (contractual milestones, financial close, plant shutdowns), and which dates are flexible?
      • Which site access requirements must be cleared before crew arrival (badging, inductions, vehicle permits, accommodation booking)? Options: Site badging, Safety induction, Vehicle permits, Accommodation reserved, All of the above
      • Are there seasonal or operational windows (wet season, re-entry after blasting, owner shutdowns) that constrain when we can safely execute work? Options: Yes—seasonal windows, Yes—owner shutdowns, No major constraints, Not sure
      • What does 'mobilisation complete' look like for you—equipment commissioned, crew inducted, underground access, or first blast completed? Options: Equipment commissioned, Crew inducted, Underground access granted, First blast/advance completed, All of the above
      • Are there logistics constraints (road permits, port capacity, runway limits) we should know about for equipment delivery? Options: Road/permits, Port/berth constraints, Airport limits, No constraints, Other

      How You Prefer to Work With Contractors — Collaboration Preferences

      • Do you prefer contractors to embed a PM or planner into your team, operate as a standalone project team, or a blended approach? Options: Embed contractor PM, Standalone contractor team, Blended approach, Undecided
      • How much transparency do you expect into contractor costs, daily logs, and productivity metrics (full access, summary reports, limited visibility)? Options: Full access, Summary reports, Limited visibility, As negotiated
    2. Mobilization & Execution

      Coordinate equipment delivery, crew mobilization, underground inductions, and sequencing with owner operations to execute the plan.

    3. Operational Validation

      Verify underground commissioning, safety orientation completion, initial advance rates, and handover criteria against agreed KPIs.

      Validation Questions

      Starting Ground: What You're Trying to Achieve

      • What's the single most important outcome you want a contractor to deliver on this project? Options: Accelerate decline development, Ramp production tonnes, Stabilize difficult ground, Improve ventilation compliance, Reduce safety incidents, Other
      • Which site and production targets should we align to (please list development m/day and ore t/month as you currently expect)?
      • Which mining method and ore type best describe this project? Options: Sublevel stoping, Cut-and-fill, Longhole open-stoping, Room-and-pillar, Longwall, Other
      • What are your current baseline performance metrics we should know (average advance m/day, production t/month, equipment availability %)?
      • Who will be the day-to-day technical contact for underground interfaces and what is their preferred decision timeframe? Options: Mine Manager (days), Underground Superintendent (shift-to-day), Project Engineer (days), Operations Integration Lead (weeks), Other
      • What is your preferred contract length and mobilization window for initial engagement? Options: Short pilot (1–3 months), Medium (3–12 months), Long-term (1+ year), Unsure

      Are You Settling for Slower Advances?

      • How long have you quietly tolerated advance rates below target—and what’s prevented you from changing that sooner?
      • What is your current average decline development (m/day) compared to your target? Options: <5 m/day, 5–10 m/day, 10–20 m/day, >20 m/day, Don't know
      • Which of the following bottlenecks most often slow your underground progress? Options: Poor ground requiring extra support, Ventilation constraints, Equipment availability or breakdowns, Crew skill or certification gaps, Blast/fragmentation problems, Logistics/traffic underground, Permitting/access delays, Other
      • When delays happen, how do they typically show up in schedule and budget—short-term lost metres, ongoing rework, down-time for specialized crews, or something else?
      • Looking back over the last six months, which single event or trend best explains your slowdowns? Options: Unexpected poor ground, Ventilation shortfalls, Major equipment failure, Crew absenteeism/turnover, Coordination conflict with owner operations, Regulatory or permit delay, Other

      Who's Really Driving Decisions Underground?

      • If a tough choice had to be made underground tomorrow, whose approval would block action? Options: Mine Manager, Underground Superintendent, Project Executive, Safety/SH&E Lead, Operations Integration Lead, Procurement/Commercial, Regulator, Other
      • Describe the formal decision path from scope definition to contract signature in your organization (who signs what, and how long it usually takes).
      • Which approval step usually creates the longest delay for awarding contracts? Options: Commercial terms negotiation, Safety governance sign-off, Mobilization schedule confirmation, Technical scope/ground support design, Ventilation integration approval, Permits/access, Other
      • How heavily do you weigh contractor experience in your specific mining method when scoring proposals? Options: Critical (must-have), Very important, Somewhat important, Low importance
      • Which internal stakeholders must be engaged during mobilisation to avoid surprises (list names/roles if possible)?
      • What contractual protections have you required historically to protect owner operations when bringing in contractors?

      What Would Morning Shift Look Like After Success?

      • Imagine the morning after we’ve consistently hit your KPIs—what is the first, most obvious difference in daily underground operations?
      • Which KPIs will you absolutely hold a contractor to? Options: m/day (advance rate), t/month (production), Safety incident frequency (LTIFR/TRIFR), Equipment availability %, Ground support installed per m, Ventilation compliance metrics, Acceptance pass rate for drives/stopes, Other
      • What specific acceptance criteria do you require for handing over newly developed drives or stopes?
      • How do you prefer progress and issues to be reported during execution? Options: Daily shift reports, Weekly dashboards, Real-time telemetry, Monthly executive summaries, Ad-hoc alerts for exceptions, Other
      • What tolerance around target KPIs is acceptable before you consider escalation? Options: ±0–5%, ±5–10%, ±10–20%, >±20%, Depends on workstream
      • Which crew certifications or competencies are non-negotiable for work on your site? Options: Confined space certification, Ground control/rock mechanics training, Shotcrete application certification, Licensed blaster / blast supervisor, Underground mobile equipment ticket, First aid/medic, Other

      What Keeps You Up at Night About Safety and Access?

      • If you could eliminate one underground safety risk overnight, what would it be and why?
      • How integrated are your ventilation and gas monitoring systems with contractor activities today? Options: Fully integrated and automated, Partially integrated with manual checks, Separate systems with scheduled coordination, Not integrated / no system, Unsure
      • What emergency response capabilities do you expect a contractor to bring on day one? Options: On-site medic / first responder, Rescue-trained personnel, Refuge chambers and escape routes, Compressed air breathing apparatus, Robust emergency communications, Other
      • Tell us about any recent near-miss or incident that changed how you now assess contractor safety controls.
      • How would you like safety performance to be measured and reviewed during the contract? Options: LTIFR/TRIFR and serious incident reporting, Leading indicators (inspections, JHAs), Near-miss reporting frequency, Permit-to-work compliance, Daily safety briefings and attendance, Other
      • What degree of involvement should your safety team have in contractor inductions, audits, and daily checks? Options: Full participation in induction and audits, Periodic audits and oversight, Spot checks only, Minimal involvement (high trust), Unsure

      Where Do Costs Creep and Who Gets Surprised?

      • Which hidden cost from past contracts felt unfair and would you refuse to accept again?
      • Which cost categories have historically shown the most variability on underground contracts? Options: Ground support materials and install, Rework and remediation, Equipment hire and repairs, Ventilation modifications, Blasting consumables, Crew overtime/retention premiums, Third-party specialist services, Other
      • Which contracting model do you prefer for this work—fixed-price, cost-plus, hybrid or unit-rate—and why? Options: Fixed-price, Cost-plus (time & materials), Hybrid (target cost + incentives), Unit-rate per m or t, Unsure
      • How should change orders and scope variations be managed and approved to avoid late surprises?
      • What contingency triggers should force a formal budget review or executive escalation? Options: Significant ground change, Ventilation failure, Major equipment breakdown, Unplanned regulatory delay, Any safety incident, Other
      • What commercial signals would justify paying a contractor a premium on top of standard rates? Options: Proven advance rates against targets, Industry-leading safety performance, Turnkey mobilization capability, Guaranteed equipment availability, Local experienced crews with low turnover, Clear performance incentives tied to KPIs, Other

      Ready to Try Something Different? Mapping the First Steps

      • If you could agree to a pilot with one non-negotiable condition today, what would that condition be?
      • How quickly could your organisation approve and mobilize a pilot once terms are agreed? Options: Within 2 weeks, 2–4 weeks, 1–2 months, Longer than 2 months, Unsure
      • What is the minimum pilot scope that would meaningfully prove capability to you? Options: Single decline drive, Defined number of metres (e.g., 100–500 m), One production stope panel, Ventilation integration + commissioning, Combined package of development and ventilation, Other
      • Which guarantees or assurances would reduce your perceived risk for running a pilot? Options: Performance bond or bank guarantee, Milestone-based payments, Insurance certificates and limits, Owner oversight with on-site liaison, Rollback clause if KPIs not met, Other
      • Who from your team must be at the table for pilot approval conversations (list roles)? Options: Mine Manager, Underground Superintendent, Project Executive, Safety/SH&E Lead, Procurement/Commercial, Operations Integration Lead, Other
      • If the pilot succeeds, how would you like lessons learned, handover criteria, and acceptance documentation to be captured?
      • When would you be available for a follow-up meeting to review a proposed scope and commercial terms? Options: Within 1 week, 1–2 weeks, 2–4 weeks, Monthly, Other
  6. Success

    Review delivered outcomes against success signals, capture lessons learned, and maintain a shared channel for issues and enhancements.

    Success Reviews

    • Success Review & KPI Verification
    • Operational Handover & Contractual Acceptance
    • Lessons Learned Retrospective (Cross-Functional)
    • Issues, Enhancements & Shared Channel Governance
    • Ongoing Performance Review Cadence & Continuous Improvement Roadmap

    Issues & Enhancements

    • Configure the shared channel with templates, tags, and access for agreed participants.
    • Create and publish a punch-list with owners and completion dates for any conditional items.
    • Coordinate finance to prepare final invoice and retention release per contractual terms.
    • Provide emergency contact matrix and escalation procedure document.
    • Set context & rules
    • Produce a prioritized list of actionable lessons and improvement initiatives.
    • Assign owners and timelines for each top initiative to ensure accountability.
    • Agree pilot approach for highest-impact improvements and success criteria for validation.
    • Publish a consolidated lessons learned report with prioritized initiatives and assigned owners.
    • Create a short-term pilot plan for the top 2 improvements including success metrics.
    • Add all improvement initiatives to the shared enhancement backlog with tags and due dates.
    • Purpose and scope of shared channel
    • Establish a single shared channel with clear roles, triage workflow, and SLAs for handling issues and enhancements.
    • Agree templates and training to ensure consistent, evidence-backed submissions.
    • Define reporting metrics and escalation triggers to keep leadership informed of major issues.
    • Welcome & Objectives
    • Publish the issue severity matrix and SLA document to all stakeholders.
    • Create the triage rota and assign initial triage owners for the first 90 days.
    • Schedule a 30-minute training session for users on how to submit complete tickets (evidence, priority, impact).
    • Purpose of recurring reviews
    • Agree a clear cadence of reviews with owners and deliverables for each frequency.
    • Lock down KPI definitions, data owners, and reporting templates to ensure consistent measurement.
    • Publish a timebound improvement roadmap with milestones and expected benefits.
    • Publish recurring calendar invites and meeting owners for weekly, monthly, and quarterly reviews.
    • Build or configure an automated KPI dashboard pulling agreed data sources.
    • Assign data-collection owners for each KPI and deliver first report for the next monthly review.
    • Publish the 3–6 month improvement roadmap with milestones and responsible owners.
    • Confirm which agreed success signals have been met with supporting evidence.
    • Document root causes for missed targets and agree corrective action owners and timelines.
    • Make a formal acceptance decision or a remedial-verification plan.
    • Produce a final KPI reconciliation report linking each success signal to source evidence and variance explanation.
    • Prepare and assign corrective action plans for each missed KPI with owners and target completion dates.
    • Schedule a follow-up verification meeting and specify required evidence for acceptance.
    • Handover checklist review
    • Complete transfer of operational responsibility with required documentation in buyer hands.
    • Obtain formal contractual acceptance or list conditional acceptance items with remediation timelines.
    • Agree commercial close steps and release conditions for financial items tied to acceptance.
    • Deliver final handover pack (O&M manuals, certificates, commissioning reports) to the owner.
    • What went well
    • Issue classification and severity matrix
    • Safety and competency validation
    • KPI definitions & data owners
    • Pre-work validation
    • Equipment & warranty transfer
    • KPI reconciliation
    • What did not go well
    • Reporting templates and automation
    • Triage workflow and roles
    • Deviations & root-cause summary
    • Improvement roadmap and milestones
    • Root cause mapping
    • Enhancement backlog process
    • Contractual acceptance and sign-off
    • Reporting, dashboards and escalation
    • Commercial close items
    • Escalation and governance
    • Acceptance decision & criteria check
    • Improvement ideas & prioritization
    • Calendarize cadence and owners
    • Assign owners & pilot decisions
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