Recover
Diagnose failing assets, quantify defects and restore service before failure becomes replacement.
ENGINEERING FOR INFRASTRUCTURE RECOVERY & TRANSITION
Engineering what comes next for critical infrastructure.
Big Three Engineering combines engineering, construction, commercial control and digital intelligence to rehabilitate mines, recover failing infrastructure, extend asset life and enable the next productive use.
Mine closure & rehabilitationWater infrastructure recoveryRoads & stormwater rehabilitationEnergy enabling infrastructure
AVAILABLE FOR DEFINED SITE WORK PACKAGES
Practical works. Measurable scope. Clear handover.
For mine maintenance teams, industrial sites, EPCs and principal contractors: ask us to scope a contained civil, drainage or rehabilitation package before the next major capital programme.
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01 / MINE + INDUSTRIAL
Rapid mine infrastructure repairs
Hardstands, concrete repairs, fencing, washdown surrounds and minor civil works.
View scope ↗ 02 / WATER + ENVIRONMENTDrainage, sediment & erosion control
Drain clearing, bund repairs, gabions, sediment and surface-water management.
View scope ↗ 03 / REHABILITATIONRehabilitation enabling works
Access, contouring, earthworks and rehabilitation construction support.
View scope ↗ 04 / SITE WATERWashbay & reticulation repairs
Drainage, sumps, pipework interfaces, concrete and waterproofing.
View scope ↗ 05 / TRANSPORTRoad & yard maintenance
Potholes, access roads, grading, culverts and working-yard repairs.
View scope ↗ 06 / ENERGYSolar & BESS civil works
Foundations, trenches, ducts, access, fencing and reinstatement.
View scope ↗Already have an RFQ, drawings or scope? We can review requirements, clarify interfaces and discuss a measured quotation subject to capability and site-readiness checks.
Invite Big Three to Quote →WHERE THE NEED IS GREATEST
Rehabilitate
Close liabilities, stabilise sites, repair infrastructure and return land and assets to safe use.
Rebuild
Deliver the civil, structural, water and building work required to make recovery permanent.
Transition
Repurpose sites and infrastructure for new energy, industrial, community and productive uses.
PRIORITY SOLUTIONS
Positioned around urgent problems, not generic disciplines.
Big Three's full-stack capability is organised into interventions a mine, municipality, industrial owner, developer or principal contractor can actually procure.
RESOURCES · CLOSURE
Mine Closure & Rehabilitation
Concurrent rehabilitation, decommissioning, earthworks, drainage, landform restoration and post-mining transition.
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MINE WATER · ENVIRONMENT
Mine Water & Environmental Civils
Stormwater, pumping, pipelines, ponds, erosion control, treatment infrastructure and mine-affected water works.
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WATER · RECOVERY
Water Infrastructure Recovery
Condition assessment, leaks and losses, pump stations, treatment assets, wastewater and executable recovery scopes.
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ROADS · STORMWATER · STRUCTURES
Infrastructure Rehabilitation
Roads, drainage, culverts, structures and ageing public or industrial infrastructure returned to service.
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ENERGY · INDUSTRIAL TRANSITION
Energy Enabling Infrastructure
Site civils, foundations, access, drainage, trenches, substations and infrastructure around solar, wind and BESS.
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ASSESS · QUANTIFY · PRIORITISE
Asset Condition & Cost Audit
Field evidence, defects, quantities, budget ranges and prioritised work packages before a large procurement commitment.
Explore solution →MINE-TO-NEXT-USE
From liability to productive asset.
Mine closure should not end at compliance. Big Three connects site assessment, rehabilitation engineering, civil works, commercial control and digital evidence with the infrastructure required for a productive next use.
Assess→Secure→Rehabilitate→Repurpose→Monitor
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LOW-FRICTION ENTRY POINTS
Start with a defined intervention.
Not every engagement needs to begin with a major capital contract. These scopes are designed to turn an infrastructure problem into an executable engineering and commercial work package.
Mine Rehabilitation Rapid Assessment
Baseline conditions, priority liabilities, rehabilitation quantities, drainage and earthworks concepts, work packages and an implementation roadmap.
Request scope →Water Infrastructure Recovery Sprint
Asset condition, loss/failure points, critical defects, repair priorities, quantities and a staged recovery plan.
Request scope →Infrastructure Condition & Cost Audit
Geolocated evidence, defect register, quantities, budget logic and prioritised repair packages for capital planning.
Request scope →Closure & Decommissioning Work Package
Define civil, demolition, shaft/opening, drainage, earthworks and rehabilitation scopes for procurement or execution.
Request scope →HOW BIG THREE DELIVERS
Field problem to verified outcome.
Our advantage is the connection between engineering, quantities, construction, safety and evidence. Each discipline informs the next instead of becoming another hand-off for the client to manage.
Diagnose
Site, asset, failure, liability and operating constraint.
Engineer
Options, design, constructability and technical assurance.
Quantify
Measurement, budget logic, BOQs and procurement packages.
Mobilise
Programme, safety, workforce, plant and site controls.
Rehabilitate
Construction, repair, earthworks, systems and site delivery.
Verify
Inspections, quality records, progress and completion evidence.
Operate
Handover, asset data, monitoring and next-life intelligence.
B3 NEXUS · INFRASTRUCTURE EVIDENCE
Make rehabilitation measurable.
B3 Nexus connects condition evidence, models, quantities, site controls, quality records, progress and the living asset record. It gives rehabilitation and recovery programmes a digital thread from baseline to handover.
Condition evidenceQuantities & costEngineering assuranceSite progressQuality recordsDigital twin
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FULL-STACK ENGINEERING
The capability behind the solutions.
Priority market positioning does not reduce Big Three's breadth. Architecture, engineering, quantity surveying, construction, safety, industrialised construction and digital intelligence remain available as one integrated delivery environment.
ENGINEERING ECOSYSTEM
Specialist depth. One Big Three proposition.
Specialist platforms and operating capabilities extend the work without asking the client to manage a fragmented supplier model.
CivilQuantCOMMERCIAL & ASSET INTELLIGENCE
Measurement, cost, quantity, tender and asset intelligence.
AQSTRATORESOURCES
Resource-project intelligence and mining lifecycle capability.
Renewable energy and energy-transition development intelligence.
FlexiBuildINDUSTRIALISED CONSTRUCTION
DfMA, modular, panelised and repeatable infrastructure systems.
UR SafetyWORKFORCE & SITE ASSURANCE
Site safety, workforce readiness, occupational workflows and PPE.
FOR PROCUREMENT TEAMS & DELIVERY PARTNERS
Put Big Three on the next RFQ.
Invite us to price defined civil, maintenance, rehabilitation and energy-infrastructure packages. We welcome prequalification requests, EPC subcontracting enquiries, site walks and appropriately structured technical partnerships.
Procurement & partnership pathways →