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Research / Sources

Sources

Click a source to open it: what it says, how we read it, its record against the schema, and every figure it backs. Each source names its publisher, rated for its stake in the figures and its independence (how). Know a better source? Suggest one, or email support@demiton.io.

35 sources
What is happening under the Building Industry Fairness (Security of Payment) Act 2017 QLD?
Vendor or consultancy
QueenslandNone
  • 36.9% of the amount claimed · Missed claims
Construction accidents in Australia: Evaluating the true costs
Peer-reviewed research
Australia
  • A$97,408 per case (2013 AUD) · Lapsed compliance
None
Construction Disputes in Motion: Speed, Agility, and Adapting to Change (15th Annual Construction Disputes Report, North America)
Vendor or consultancy
United States, CanadaNone
  • US$60.1m per case (2024 USD) · Disputes
Incorporating the effect of weather in construction scheduling and management with sine wave curves
Peer-reviewed research
United Kingdom
  • No figure nobody has published a defensible one · Missed claims
None
Tracking the Trends: A report on statutory adjudication in Aotearoa New Zealand 2003-2023
Industry body
New ZealandNoneNone
second-hand
The Field Rework Index: Early Warning for Field Rework and Cost Growth (RS153-1)
Industry body
United StatesNoneNone
Cited by a withdrawn figure: Mean field rework above 3% of construction-phase cost, 150+ US heavy industrial projects
What Causes Cost Overrun in Transport Infrastructure Projects?
Peer-reviewed research
No jurisdictional limit is claimedNoneNone
From Insight to Foresight
Vendor or consultancy
No jurisdictional limit is claimedNone
  • 33.4% of contract value · Disputes
Measuring the Impact of Rework on Construction Cost Performance
Peer-reviewed research
United StatesNone
  • 5% of construction cost · Rework
Decisions on Costs in International Arbitration
Industry body
No jurisdictional limit is claimedNoneNone
Review of Adjudication Outcomes Across Australian States (NSW, Vic and Qld): Are the regimes effective?
Vendor or consultancy
New South Wales, Queensland, VictoriaNone
  • 12% of the amount claimed · Disputes
second-hand
Quantifying the Costs of Field Rework in Construction
Peer-reviewed research
Could not be determined
  • 0.38% of contract value · Rework
None
Calculating total rework costs in Australian construction projects
Peer-reviewed research
Australia
  • 12.3% of contract value · Rework
None
The 'context' of transport project cost performance: Insights from contract award to final construction costs
Peer-reviewed research
AustraliaNoneNone
Rework in Civil Infrastructure Projects: Determination of Cost Predictors
Peer-reviewed research
Australia
  • 10% of contract value · Rework
None
Make-or-break during production: the costs of rework
Peer-reviewed research
Australia
  • No figure nobody has published a defensible one · Rework
None
Cost Performance of Public Infrastructure Projects: The Nemesis and Nirvana of Change-Orders
Peer-reviewed research
AustraliaNone
  • 10.6% of contract value · Missed claims
Off the rails: The cost performance of infrastructure rail projects
Peer-reviewed research
AustraliaNone
  • 23% of contract value · Cost drift
Persisting Cost Overruns in Public Infrastructure Projects: Lessons From the Belgian Case
Peer-reviewed research
Belgium
  • 40.5% of the extra cost of overruns · Cost drift
None
Building and Construction Industry Security of Payment Act 1999 - Adjudication Activity in New South Wales, Annual Report 2011/12
Regulator or government
New South WalesNone
  • 50.9% of the amount claimed · Disputes
Challenges in pricing preliminaries costs for contractors: An Australian case study
Peer-reviewed research
Australia
  • 0.35% of contract value · Missed claims
  • A$2,010 per wet day (2025 AUD) · Missed claims
None
Retentions in the Construction Industry
Regulator or government
United KingdomNone
  • 4.9% of contract value · Missed claims
Contract management for new infrastructure (Report 16: 2021-22)
Regulator or government
QueenslandNone
  • 9% of construction cost · Missed claims
Major projects 2024 (Report 9: 2024-25)
Regulator or government
QueenslandNoneNone
QBCC Annual Report 2020-21
Regulator or government
QueenslandNone
  • 14.9% of the amount claimed · Disputes
QBCC Annual Report 2021-22
Regulator or government
QueenslandNone
  • 14.9% of the amount claimed · Disputes
QBCC Annual Report 2022-23
Regulator or government
QueenslandNone
  • 14.9% of the amount claimed · Disputes
QBCC Annual Report 2023-24
Regulator or government
QueenslandNone
  • 14.9% of the amount claimed · Disputes
QBCC Annual Report 2024-2025, Table 23
Regulator or government
QueenslandNone
  • 8.56% of the amount claimed · Disputes
  • 14.9% of the amount claimed · Disputes
Contractor Performance on Mega Projects - Avoiding the Pitfalls
Working paper
Australia
  • 7% of contract value · Cost drift
None
The Cost of Work-related Injury and Illness for Australian Employers, Workers and the Community: 2012-13
Regulator or government
AustraliaNoneNone
Special Joint Taskforce: Investigating subcontractor non-payment in the Queensland building and construction industry
Regulator or government
QueenslandNone
Costs of Construction Accidents to Singapore Contractors
Peer-reviewed research
Singapore
  • 0.25% of contract value · Lapsed compliance
None
Cost overruns in transport infrastructure
Research institute
AustraliaNoneNone
QA Specification TS 01566 (G2-C2): General Requirements (Major Contracts)
Regulator or government
New South Wales
  • 0.35% of contract value · Missed claims
None