Specialist infrastructure cost estimating across all regions of Queensland. CE1 pre-qualified with TMR, RPEQ-certified engineers delivering PCEM-compliant estimates for the state's roads, bridges, rail, water, energy, and civil infrastructure programs.
Cenex provides end-to-end cost estimating services calibrated to Queensland's regulatory framework, market conditions, and the unique challenges of delivering infrastructure across one of Australia's largest states.
Full compliance with TMR's Project Cost Estimating Manual (9th Edition) for all estimate categories. We prepare strategic through to detailed estimates in the mandated TMR structure, with outturn dollar calculations, escalation modelling, and complete annexure packages for QTRIP-listed projects across every Queensland TMR district.
Monte Carlo simulation and probabilistic modelling to produce P50 and P90 cost outcomes mandatory for Australian Government-funded Queensland projects exceeding $25 million. Our probabilistic analysis satisfies both TMR's PCEM requirements and Commonwealth funding body expectations, supported by project-specific risk registers and defensible probability distributions.
Third-party verification and peer review of cost estimates for Queensland infrastructure projects at any stage. We assess estimate methodology, rate reasonableness against current Queensland market conditions, quantity accuracy, risk allowances, and overall PCEM compliance. Our independent reviews provide assurance for project governance, gateway reviews, and funding approvals.
Cost estimates and economic modelling to support business cases and options analysis for Queensland infrastructure investments. We develop cost models across multiple options, incorporating whole-of-life costs, to inform investment decisions by Queensland Government agencies, local councils, and private sector infrastructure investors.
Quantitative risk assessment aligned with TMR's Project Risk Management and Contingency Development Process Manual. We identify project-specific risks, develop probability distributions informed by Queensland construction data, and model contingency allowances using Monte Carlo simulation for projects across all regions of the state.
Detailed tender estimates built from first principles for contractors bidding on Queensland Government and private sector infrastructure projects. We develop comprehensive rate build-ups using current pricing data from the relevant Queensland region, reflecting local subcontractor markets, material supply costs, plant availability, and labour conditions.
Cenex delivers cost estimating across every major infrastructure sector in Queensland, with deep understanding of the regulatory frameworks, delivery standards, and cost drivers specific to each sector.
Cost estimating for Queensland's 33,000-kilometre state-controlled road network managed by TMR. Our experience spans the Bruce Highway upgrade program, inland highway corridors, regional road improvements, intersection and interchange upgrades, and local government road projects. We understand the cost structures of rural highway construction, urban motorway upgrades, and everything in between, with rate libraries calibrated to each TMR district across the state.
Estimating for Queensland's passenger, freight, and heavy haul rail networks. From the South East Queensland commuter rail system to the coal and mineral haulage lines of Central and North Queensland, our estimates cover track and formation works, bridges and structures, signalling interfaces, station upgrades, and level crossing improvements. We understand Queensland Rail's standards and the specific requirements of working within and adjacent to operational rail corridors.
Detailed cost estimates for bridge construction, rehabilitation, and replacement across Queensland. Our experience covers precast concrete bridges for rural highways, major river crossings, grade separations, pedestrian and cyclist bridges, and structural rehabilitation of ageing bridge assets. We account for the full range of structural components including piling, foundations, substructure, superstructure, barriers, and approach works, with rates calibrated to Queensland material specifications and construction practices.
Cost estimating for Queensland's water supply, wastewater, and stormwater infrastructure. We work with water service providers, local councils, and contractors across the state on treatment plant upgrades, trunk main installations, pump stations, reservoirs, and stormwater management systems. Our estimates reflect the specific requirements of Queensland's water regulatory framework and the varying delivery conditions across the state's diverse water service regions.
Estimating for Queensland's energy infrastructure including high-voltage transmission lines, substations, power generation, and the rapidly expanding renewable energy portfolio. Our experience with CopperString 2032 and other major energy projects gives us direct cost data for transmission line construction across Queensland's diverse terrain. As Queensland accelerates its energy transition, accurate cost estimating for new generation, storage, and transmission assets is critical to investment decisions.
Cost estimating for the civil and structural infrastructure that supports Queensland's mining and resources sector. From haul roads and process water systems to rail load-out facilities and port access infrastructure, we provide estimates that reflect the unique requirements of resource project delivery, including remote area allowances, camp-based construction models, and interface with operational mining environments.
Cenex follows a rigorous methodology that ensures every estimate we produce is comprehensive, PCEM-compliant, and calibrated to the specific region and conditions where the Queensland project will be delivered.
We begin with a thorough review of project documentation and a clear definition of estimate scope, including in-scope and out-of-scope elements as required by the PCEM. For regional Queensland projects, we assess location-specific factors such as remoteness, supply chain constraints, seasonal construction windows, and local regulatory requirements that will influence cost outcomes.
Our engineers develop detailed quantity take-offs structured in accordance with the PCEM estimate format, using a combination of digital take-off tools, engineering calculations, and professional judgement. Quantities are developed at the appropriate level of detail for the estimate category and are cross-checked for completeness and accuracy.
We build rates from first principles using cost data specific to the project's Queensland region. Our rate libraries are segmented by location and are continuously updated with pricing from recent tenders, contract actuals, and supplier quotations. For regional and remote projects, we develop detailed mobilisation, accommodation, and freight cost models based on the specific project location.
We identify and quantify project-specific risks, develop probability distributions informed by Queensland construction data, and model contingency allowances using Monte Carlo simulation. This produces defensible P50 and P90 cost outcomes that satisfy TMR, Commonwealth, and project governance requirements for Queensland infrastructure at all phases of delivery.
We deliver a comprehensive estimate report in full PCEM compliance, including the standard estimate structure, basis of estimate, assumptions register, risk analysis results, and all supporting documentation. Our reports are structured for gateway reviews, funding submissions, and stakeholder briefings, and we remain available to present and defend our estimates through project assurance processes.
Answers to common questions about cost estimating for Queensland infrastructure projects.
The Project Cost Estimating Manual (PCEM) is the Department of Transport and Main Roads' (TMR) official guide for preparing cost estimates on all departmental transport infrastructure capital works projects in Queensland. Currently in its 9th Edition (November 2025), the PCEM defines the estimate structure, format, methodology, and level of detail required at each stage of project development. Compliance with the PCEM is mandatory for all projects listed in the Queensland Transport and Roads Investment Program (QTRIP). The manual requires estimates to be presented in outturn dollars, follow a standard estimate structure, and include documented assumptions and scope definitions. For projects receiving Australian Government funding over $25 million, probabilistic cost estimation producing P50 and P90 outcomes is mandatory. Cenex holds CE1 pre-qualification with TMR, which means our team has demonstrated the highest level of competence in preparing PCEM-compliant estimates.
Yes. While Cenex is headquartered in Brisbane, we deliver cost estimating services across all regions of Queensland. Our portfolio includes projects in North Queensland, Central Queensland, Wide Bay-Burnett, the Darling Downs, and Western Queensland. We understand the cost implications of regional construction, including mobilisation and demobilisation costs for remote sites, accommodation and travel allowances, limited local supply chains, extended material delivery lead times, and the seasonal weather patterns that affect construction programmes in different parts of the state. Our experience with projects like CopperString 2032, which spans from Townsville to Mount Isa, demonstrates our capacity to deliver accurate estimates for Queensland's most remote and challenging locations.
CE1 is the highest level of cost estimating pre-qualification offered by the Queensland Department of Transport and Main Roads (TMR). Pre-qualification is awarded based on a rigorous assessment of a firm's qualifications, experience, systems, and demonstrated competence in preparing cost estimates for transport infrastructure projects. CE1 pre-qualification allows a firm to prepare cost estimates for TMR projects of any value, including major capital works programs exceeding $100 million. It signals to project owners, contractors, and government agencies that the firm has been independently assessed and approved by Queensland's principal road and transport authority. Cenex holds CE1 pre-qualification, which is a significant differentiator when selecting a cost estimating consultant for Queensland infrastructure projects.
Queensland infrastructure projects that receive Australian Government funding have additional cost estimating requirements beyond the PCEM. Projects with a total cost exceeding $25 million must use probabilistic cost estimation techniques to generate P50 and P90 outturn cost outcomes, unless a specific exemption is granted by the Commonwealth. Costs must also be detailed using the Project Cost Breakdown (PCB) template alongside the Project Proposal Report (PPR). Cenex has extensive experience preparing estimates for jointly funded Queensland infrastructure projects, including Bruce Highway upgrades and other nationally significant corridors. Our probabilistic modelling capability, combined with our understanding of both TMR and Commonwealth requirements, ensures our estimates satisfy all funding body requirements.
Cenex provides cost estimating services across all major infrastructure sectors in Queensland. This includes roads and highways (including the state-controlled road network managed by TMR), rail infrastructure (heavy rail, freight rail, and light rail), bridges and structures (precast, cast-in-situ, and steel), water and wastewater infrastructure, energy and transmission (including high-voltage transmission, substations, and renewable energy), and general civil works (earthworks, retaining structures, and drainage). Our $16 billion-plus portfolio spans projects from the Gold Coast to North Queensland, from coastal communities to inland mining regions, giving us cost data and delivery experience across the full diversity of Queensland's infrastructure landscape.
Infrastructure costs vary significantly across Queensland's diverse geography. South East Queensland, including Brisbane, Gold Coast, and Sunshine Coast, benefits from competitive subcontractor markets, established supply chains, and readily available skilled labour, but also faces higher land costs and more complex traffic management requirements. Regional centres like Townsville, Cairns, Mackay, and Rockhampton have moderate cost premiums reflecting smaller contractor markets and longer supply chains. Remote and western Queensland projects, such as those in the Mount Isa corridor or Cape York, carry significant cost premiums for mobilisation, accommodation, material freight, and workforce attraction. Cenex maintains cost data across all Queensland regions and adjusts our estimates to reflect the genuine cost of delivering infrastructure in each specific location, rather than applying simplistic regional factors to metropolitan rates.
From the Gold Coast to Cape York, Cenex delivers accurate, PCEM-compliant cost estimates for Queensland infrastructure projects of any scale and location. Our CE1 pre-qualified, RPEQ-certified team is ready to support your next project. Get in touch to discuss your requirements.