Risk Apportionment Across Delivery Methods
5 minutes
5 Questions
Risk apportionment is the deliberate assignment of project uncertainties to the party best able to control, absorb, or price them. In the PMI-CP framework, the chosen delivery method largely determines how design, cost, schedule, site, and performance risks are shared. Misallocation leads to inflated bids, claims, and disputes. Sound allocation lowers total project cost and supports collaboration. Design-Bid-Build (DBB): The owner contracts separately with the designer and the builder, so the owner keeps design risk. Under the Spearin doctrine, the owner implicitly warrants that the plans and specifications are adequate. The contractor carries means, methods, productivity, and price risk, especially under lump-sum contracts. Differing-site-conditions clauses often return unknown subsurface risk to the owner. The sequential handoffs create a high risk of change orders. Construction Manager at Risk (CMAR): The CM joins during design and later commits to a Guaranteed Maximum Price (GMP). Overruns above the GMP fall on the CM. Contingencies and shared-savings clauses balance the risk between the parties. Design responsibility remains mostly with the owner, but early contractor input reduces constructability and estimating risk. Design-Build (DB): A single entity holds both design and construction risk, giving the owner single-point responsibility. The owner reduces errors-and-omissions exposure but gives up detailed design control. Scope-definition risk then shifts to the quality of the owner's criteria or bridging documents. EPC/Turnkey and PPP/DBFOM: The contractor or concessionaire may also take on performance, financing, operations, and even revenue risk. In return, it expects higher margins and strong contractual protections. Integrated Project Delivery (IPD): A multi-party agreement pools risk and reward. Partners commonly waive liability claims against each other and tie profit to shared project outcomes, which encourages collective problem-solving. Payment terms adjust risk within any delivery method. Fixed-price contracts shift cost risk to the contractor, cost-plus contracts keep it with the owner, and unit-price contracts split quantity risk. Supporting tools include: - Risk registers and contingencies - Escalation, force majeure, and liquidated damages clauses - Indemnities, insurance, and bonds PMI-CP practitioners should identify risks early, allocate them transparently and fairly, and match the delivery method to the owner's risk appetite, capability, and project complexity.
Risk Apportionment Across Delivery Methods (PMI-CP: Contract Lifecycle and Delivery Methods)
Overview
Risk apportionment across delivery methods is how risk is split between the owner (client), the designer, the contractor and other parties under each project delivery method. The delivery method you choose shapes who carries design risk, cost risk, schedule risk, interface risk and performance risk, often more than any single contract clause does. For the PMI Construction Professional (PMI-CP) exam, you must be able to name the delivery method, say who carries which risk, and pick the arrangement that best fits the owner's goals, capability and risk appetite.
Why It Is Important
1. Risk drives price. Every risk moved to a contractor comes back as a contingency or premium in the price. Moving risk to a party that cannot control it raises cost without reducing exposure.
2. It drives behaviour. How risk is split shapes incentives. A party facing a risk it cannot manage acts defensively, which leads to claims, change-order disputes and adversarial relationships.
3. It shapes the contract lifecycle. Procurement strategy, contract form, payment terms, change management and closeout all depend on the risk profile set by the delivery method.
4. It affects project success. Unclear or badly allocated risk is one of the main causes of cost overruns, delays and litigation in construction.
5. It is exam-critical. PMI-CP scenario questions often ask which delivery method or contract type a project manager should recommend given the owner's goals, design maturity, schedule pressure and in-house capability.
What It Is: Core Principles
The guiding principle: risk should go to the party best able to control it, manage it, absorb it or insure against it, at the lowest overall cost to the project.
Key risk categories you must track:
- Design risk: errors, omissions, buildability and fitness for purpose.
- Cost risk: price escalation, quantity changes and material or labour cost swings.
- Schedule risk: delays, sequencing and productivity.
- Interface/coordination risk: gaps between designer and builder, or between multiple prime contractors.
- Site/ground conditions risk: differing site conditions and unknown subsurface conditions.
- Regulatory/permitting risk: approvals, code changes and environmental issues.
- Performance/operational risk: whether the facility performs as required (key in DBO, DBFOM and PPP models).
- Financing risk: who funds the project and carries capital exposure (relevant in PPP and concession models).
How It Works: Risk Allocation by Delivery Method
1. Design-Bid-Build (DBB), the traditional method
- The owner hires a designer, completes the design, then tenders the work to builders, usually on a lump-sum or unit-price basis.
- Owner retains: design risk, including the implied warranty of design adequacy (the Spearin doctrine in US practice). The owner also carries the designer-contractor interface risk and the risk of design-related change orders.
- Contractor carries: means-and-methods risk, construction cost risk within the defined scope, and productivity and workmanship risk.
- Characteristics: strong price certainty at bid, but slower (sequential phases). Change orders are likely if the design is incomplete, and relationships can become adversarial.
2. Design-Build (DB)
- A single entity is responsible for both design and construction.
- Transferred to the design-builder: design risk, design-construction interface risk, most cost and schedule risk after award, and often performance risk against the owner's requirements.
- Owner retains: the risk of poorly defined requirements (the owner's project requirements or performance specs), scope changes it initiates, and often unforeseen site conditions unless the contract transfers them.
- Characteristics: a single point of responsibility, a faster schedule through overlapping phases, and less owner control over design detail. Bid prices may carry larger contingencies because the design is incomplete at award.
3. Construction Management at Risk (CMAR / CM/GC)
- The CM joins during design as an advisor (preconstruction services), then becomes the builder, usually under a Guaranteed Maximum Price (GMP).
- CM carries: cost overruns above the GMP (within the defined scope), schedule risk for construction, and subcontractor performance risk.
- Owner retains: design risk (the designer is still contracted separately), scope changes and items excluded from the GMP. Owner and CM share any savings if a shared-savings clause applies.
- Characteristics: early contractor input reduces buildability risk. The GMP gives cost certainty while still allowing transparency through open-book accounting.
4. Construction Management Agency (CMa / CM as Advisor)
- The CM acts only as the owner's agent or advisor and does not hold trade contracts or guarantee price.
- Owner retains: nearly all risk, including cost, schedule, design and multi-prime interface risk.
- CM carries: only professional liability for its advice.
- Characteristics: best for sophisticated owners who want maximum control and are willing to carry the risk.
5. Multiple Prime Contracting
- The owner holds separate contracts with several trade contractors.
- Owner retains: heavy coordination and interface risk, including delays caused by one prime affecting others.
- Characteristics: can lower markups, but the owner's management burden and risk rise.
6. Integrated Project Delivery (IPD)
- The owner, designer and builder sign a single multi-party agreement.
- Risk is shared collectively: the parties share risk and reward pools tied to project outcomes, often with mutual liability waivers among the parties.
- Characteristics: high collaboration, joint decision-making, lean practices and shared BIM. It needs mature, trusting parties and strong governance.
7. Design-Build-Operate-Maintain (DBOM) / Design-Build-Finance-Operate-Maintain (DBFOM) / PPP
- The private partner designs, builds, may finance, and operates the asset over a long concession period.
- Transferred to the private partner: design, construction, lifecycle, operation and maintenance, performance risk, and financing risk (DBFOM). It may also carry demand or revenue risk under toll or user-fee models.
- Public owner retains: political, regulatory and legislative change risk, some land acquisition risk, and demand risk under availability-payment models.
- Characteristics: whole-life risk transfer, payment tied to performance, and complex contracts.
8. EPC / Turnkey
- The contractor delivers a complete, operational facility, typically on a lump-sum, fixed-date basis.
- Contractor carries: most risks, including design, procurement, construction, schedule and performance guarantees. Liquidated damages commonly apply for delay and for performance shortfalls.
- Owner retains: very limited risk, but pays a significant risk premium and has little control.
Risk Transfer Spectrum (from most owner risk to least)
CM Agency / Multiple Prime → DBB → CMAR → DB → EPC/Turnkey → DBFOM/PPP
As risk moves toward the contractor or private partner, owner control generally falls and the risk premium usually rises.
Interaction with Contract Pricing Types
The delivery method and the pricing type work together:
- Firm Fixed Price / Lump Sum: cost risk sits mainly with the contractor. Best when scope is well defined.
- Unit Price: the owner carries quantity risk and the contractor carries unit-cost risk.
- Cost-Plus (cost-reimbursable): the owner carries cost risk. Used when scope is uncertain.
- GMP: cost is shared up to a cap, and the contractor carries overruns above it.
- Incentive contracts (CPIF, FPIF, CPAF): risk is shared through share ratios and incentive or award fees.
- Target Cost (e.g., NEC Option C): under- and overruns are shared through a pain/gain mechanism.
Tools That Fine-Tune Risk Within Any Delivery Method
- Differing Site Conditions clauses: often keep subsurface risk with the owner so bidders don't price it in.
- Force majeure: allocates risk for extraordinary events, usually granting time but not money.
- Liquidated damages: pre-agreed compensation to the owner for delay or performance failure.
- Limitation of liability and consequential damages waivers: cap the parties' exposure.
- Indemnities and insurance: builders' risk, professional indemnity, OCIP/CCIP wrap-ups and others.
- Bonds and guarantees: bid, performance and payment bonds, plus parent company guarantees.
- Escalation clauses: share commodity price risk.
- Contingency and allowances: owner-held or contractor-held reserves.
- Risk registers and joint risk workshops: especially useful in collaborative models (CMAR, IPD, alliancing).
Decision Factors for Selecting a Delivery Method by Risk
1. Owner capability and resources: Can the owner manage design and interface risk?
2. Design maturity and scope definition: Well-defined scope supports DBB or lump sum. Uncertain scope favours CMAR, cost-plus or IPD.
3. Schedule pressure: Fast-tracking favours DB or CMAR.
4. Cost certainty needs: Early certainty favours DB lump sum or GMP.
5. Complexity and innovation: Complex projects benefit from early contractor involvement (CMAR, DB, IPD).
6. Market conditions: In a hot market, transferring too much risk can lead to few bids or inflated prices.
7. Regulatory and procurement constraints: Public procurement rules may require low-bid DBB or restrict certain methods.
8. Lifecycle and operational objectives: Whole-life value goals favour DBOM or PPP.
Common Pitfalls in Risk Apportionment
- Pushing all risk to the contractor, which leads to inflated bids, contractor failure, claims or no bidders.
- Ambiguous risk clauses that cause disputes over who pays.
- Mixing the delivery method and contract clauses badly, such as using DB but keeping prescriptive design control, so the owner effectively takes back design risk.
- Ignoring interface risk in multi-prime or partially split packages.
- Not updating the risk register as the project moves through contract lifecycle phases.
Exam Tips: Answering Questions on Risk Apportionment Across Delivery Methods
1. Start with the principle. The best answer usually allocates risk to the party best able to control or manage it. Be wary of options that put risk on a party with no control over it.
2. Identify who owns the design. This is the fastest way to decide who carries design risk. Under DBB and CMAR, the owner usually carries it. Under DB, EPC and DBFOM, the contractor or concessionaire carries it.
3. Match scope definition to contract type. Clear, complete design points to fixed price. Undefined or evolving scope points to cost-reimbursable, GMP with contingencies, or collaborative models.
4. Watch for schedule clues. Phrases such as 'aggressive timeline' or 'fast-track' point to DB or CMAR rather than DBB.
5. Watch for owner capability clues. An owner with limited in-house expertise usually benefits from single-point responsibility (DB). A sophisticated owner wanting control may choose DBB, CMa or CMAR.
6. Remember the trade-off. More risk transfer means a higher price premium and less owner control. If a question asks how to lower bid contingencies, look for options that keep unmanageable risks (such as unknown site conditions) with the owner.
7. Know the GMP mechanics. The CM carries costs above the GMP for the defined scope. Owner changes, allowances and excluded items stay with the owner. Savings may be shared.
8. Recognise collaborative cues. Words such as 'shared risk/reward', 'multi-party agreement', 'early involvement of all parties' or 'mutual waiver' point to IPD or alliancing.
9. Recognise lifecycle cues. 'Long-term operation', 'availability payments', 'private financing' or 'concession' point to DBOM, DBFOM or PPP, where performance and lifecycle risk move to the private partner.
10. Prefer proactive, collaborative actions. In situational questions, PMI favours steps such as reviewing the contract, consulting the risk register, holding risk workshops, negotiating fair allocation and documenting changes. Unilateral or adversarial actions are rarely correct.
11. Read the contract first. If a question asks what the project manager should do first when a risk event occurs, the answer is often to review the contract's risk allocation provisions (such as the differing site conditions, force majeure or change clauses) before taking action.
12. Eliminate extremes. Options that say 'transfer all risks to the contractor' or 'the owner should accept all risks' are rarely the best answer. Balanced, justified allocation usually wins.
13. Use the spectrum. Picture the risk transfer spectrum (CMa → DBB → CMAR → DB → EPC → PPP) to quickly rank options when asked which method gives the owner the most or least risk.
14. Don't confuse delivery method with pricing type. DB can be lump sum or GMP, and DBB can be lump sum or unit price. Questions may test whether you can tell the organisational structure (delivery method) apart from the payment mechanism (contract type).
Quick Recap Table (text form)
- DBB: Owner carries design and interface risk. Contractor carries construction cost and means-and-methods risk.
- DB: Design-builder carries design, interface and most cost/schedule risk. Owner carries the requirements-definition risk.
- CMAR: CM carries costs above the GMP and construction schedule risk. Owner carries design risk and changes.
- CMa: Owner carries nearly all risk. CM carries only professional liability.
- Multiple Prime: Owner carries coordination and interface risk.
- IPD: Risk and reward are shared through a multi-party agreement.
- EPC/Turnkey: Contractor carries most risks, including performance guarantees.
- DBFOM/PPP: Private partner carries design, construction, finance, operations and lifecycle risk. The public owner keeps political, regulatory and some demand risk.
Final Takeaway
Risk apportionment does not mean offloading risk. It means placing each risk where it can be managed most effectively and at the lowest total project cost. On the exam, read the scenario for clues about design ownership, scope maturity, schedule pressure, owner capability and lifecycle goals. Then choose the delivery method and response that allocates risk fairly, keeps incentives aligned and supports collaboration.
Risk apportionment across delivery methods is how risk is split between the owner (client), the designer, the contractor and other parties under each project delivery method. The delivery method you choose shapes who carries design risk, cost risk, schedule risk, interface risk and performance risk, often more than any single contract clause does. For the PMI Construction Professional (PMI-CP) exam, you must be able to name the delivery method, say who carries which risk, and pick the arrangement that best fits the owner's goals, capability and risk appetite.
Why It Is Important
1. Risk drives price. Every risk moved to a contractor comes back as a contingency or premium in the price. Moving risk to a party that cannot control it raises cost without reducing exposure.
2. It drives behaviour. How risk is split shapes incentives. A party facing a risk it cannot manage acts defensively, which leads to claims, change-order disputes and adversarial relationships.
3. It shapes the contract lifecycle. Procurement strategy, contract form, payment terms, change management and closeout all depend on the risk profile set by the delivery method.
4. It affects project success. Unclear or badly allocated risk is one of the main causes of cost overruns, delays and litigation in construction.
5. It is exam-critical. PMI-CP scenario questions often ask which delivery method or contract type a project manager should recommend given the owner's goals, design maturity, schedule pressure and in-house capability.
What It Is: Core Principles
The guiding principle: risk should go to the party best able to control it, manage it, absorb it or insure against it, at the lowest overall cost to the project.
Key risk categories you must track:
- Design risk: errors, omissions, buildability and fitness for purpose.
- Cost risk: price escalation, quantity changes and material or labour cost swings.
- Schedule risk: delays, sequencing and productivity.
- Interface/coordination risk: gaps between designer and builder, or between multiple prime contractors.
- Site/ground conditions risk: differing site conditions and unknown subsurface conditions.
- Regulatory/permitting risk: approvals, code changes and environmental issues.
- Performance/operational risk: whether the facility performs as required (key in DBO, DBFOM and PPP models).
- Financing risk: who funds the project and carries capital exposure (relevant in PPP and concession models).
How It Works: Risk Allocation by Delivery Method
1. Design-Bid-Build (DBB), the traditional method
- The owner hires a designer, completes the design, then tenders the work to builders, usually on a lump-sum or unit-price basis.
- Owner retains: design risk, including the implied warranty of design adequacy (the Spearin doctrine in US practice). The owner also carries the designer-contractor interface risk and the risk of design-related change orders.
- Contractor carries: means-and-methods risk, construction cost risk within the defined scope, and productivity and workmanship risk.
- Characteristics: strong price certainty at bid, but slower (sequential phases). Change orders are likely if the design is incomplete, and relationships can become adversarial.
2. Design-Build (DB)
- A single entity is responsible for both design and construction.
- Transferred to the design-builder: design risk, design-construction interface risk, most cost and schedule risk after award, and often performance risk against the owner's requirements.
- Owner retains: the risk of poorly defined requirements (the owner's project requirements or performance specs), scope changes it initiates, and often unforeseen site conditions unless the contract transfers them.
- Characteristics: a single point of responsibility, a faster schedule through overlapping phases, and less owner control over design detail. Bid prices may carry larger contingencies because the design is incomplete at award.
3. Construction Management at Risk (CMAR / CM/GC)
- The CM joins during design as an advisor (preconstruction services), then becomes the builder, usually under a Guaranteed Maximum Price (GMP).
- CM carries: cost overruns above the GMP (within the defined scope), schedule risk for construction, and subcontractor performance risk.
- Owner retains: design risk (the designer is still contracted separately), scope changes and items excluded from the GMP. Owner and CM share any savings if a shared-savings clause applies.
- Characteristics: early contractor input reduces buildability risk. The GMP gives cost certainty while still allowing transparency through open-book accounting.
4. Construction Management Agency (CMa / CM as Advisor)
- The CM acts only as the owner's agent or advisor and does not hold trade contracts or guarantee price.
- Owner retains: nearly all risk, including cost, schedule, design and multi-prime interface risk.
- CM carries: only professional liability for its advice.
- Characteristics: best for sophisticated owners who want maximum control and are willing to carry the risk.
5. Multiple Prime Contracting
- The owner holds separate contracts with several trade contractors.
- Owner retains: heavy coordination and interface risk, including delays caused by one prime affecting others.
- Characteristics: can lower markups, but the owner's management burden and risk rise.
6. Integrated Project Delivery (IPD)
- The owner, designer and builder sign a single multi-party agreement.
- Risk is shared collectively: the parties share risk and reward pools tied to project outcomes, often with mutual liability waivers among the parties.
- Characteristics: high collaboration, joint decision-making, lean practices and shared BIM. It needs mature, trusting parties and strong governance.
7. Design-Build-Operate-Maintain (DBOM) / Design-Build-Finance-Operate-Maintain (DBFOM) / PPP
- The private partner designs, builds, may finance, and operates the asset over a long concession period.
- Transferred to the private partner: design, construction, lifecycle, operation and maintenance, performance risk, and financing risk (DBFOM). It may also carry demand or revenue risk under toll or user-fee models.
- Public owner retains: political, regulatory and legislative change risk, some land acquisition risk, and demand risk under availability-payment models.
- Characteristics: whole-life risk transfer, payment tied to performance, and complex contracts.
8. EPC / Turnkey
- The contractor delivers a complete, operational facility, typically on a lump-sum, fixed-date basis.
- Contractor carries: most risks, including design, procurement, construction, schedule and performance guarantees. Liquidated damages commonly apply for delay and for performance shortfalls.
- Owner retains: very limited risk, but pays a significant risk premium and has little control.
Risk Transfer Spectrum (from most owner risk to least)
CM Agency / Multiple Prime → DBB → CMAR → DB → EPC/Turnkey → DBFOM/PPP
As risk moves toward the contractor or private partner, owner control generally falls and the risk premium usually rises.
Interaction with Contract Pricing Types
The delivery method and the pricing type work together:
- Firm Fixed Price / Lump Sum: cost risk sits mainly with the contractor. Best when scope is well defined.
- Unit Price: the owner carries quantity risk and the contractor carries unit-cost risk.
- Cost-Plus (cost-reimbursable): the owner carries cost risk. Used when scope is uncertain.
- GMP: cost is shared up to a cap, and the contractor carries overruns above it.
- Incentive contracts (CPIF, FPIF, CPAF): risk is shared through share ratios and incentive or award fees.
- Target Cost (e.g., NEC Option C): under- and overruns are shared through a pain/gain mechanism.
Tools That Fine-Tune Risk Within Any Delivery Method
- Differing Site Conditions clauses: often keep subsurface risk with the owner so bidders don't price it in.
- Force majeure: allocates risk for extraordinary events, usually granting time but not money.
- Liquidated damages: pre-agreed compensation to the owner for delay or performance failure.
- Limitation of liability and consequential damages waivers: cap the parties' exposure.
- Indemnities and insurance: builders' risk, professional indemnity, OCIP/CCIP wrap-ups and others.
- Bonds and guarantees: bid, performance and payment bonds, plus parent company guarantees.
- Escalation clauses: share commodity price risk.
- Contingency and allowances: owner-held or contractor-held reserves.
- Risk registers and joint risk workshops: especially useful in collaborative models (CMAR, IPD, alliancing).
Decision Factors for Selecting a Delivery Method by Risk
1. Owner capability and resources: Can the owner manage design and interface risk?
2. Design maturity and scope definition: Well-defined scope supports DBB or lump sum. Uncertain scope favours CMAR, cost-plus or IPD.
3. Schedule pressure: Fast-tracking favours DB or CMAR.
4. Cost certainty needs: Early certainty favours DB lump sum or GMP.
5. Complexity and innovation: Complex projects benefit from early contractor involvement (CMAR, DB, IPD).
6. Market conditions: In a hot market, transferring too much risk can lead to few bids or inflated prices.
7. Regulatory and procurement constraints: Public procurement rules may require low-bid DBB or restrict certain methods.
8. Lifecycle and operational objectives: Whole-life value goals favour DBOM or PPP.
Common Pitfalls in Risk Apportionment
- Pushing all risk to the contractor, which leads to inflated bids, contractor failure, claims or no bidders.
- Ambiguous risk clauses that cause disputes over who pays.
- Mixing the delivery method and contract clauses badly, such as using DB but keeping prescriptive design control, so the owner effectively takes back design risk.
- Ignoring interface risk in multi-prime or partially split packages.
- Not updating the risk register as the project moves through contract lifecycle phases.
Exam Tips: Answering Questions on Risk Apportionment Across Delivery Methods
1. Start with the principle. The best answer usually allocates risk to the party best able to control or manage it. Be wary of options that put risk on a party with no control over it.
2. Identify who owns the design. This is the fastest way to decide who carries design risk. Under DBB and CMAR, the owner usually carries it. Under DB, EPC and DBFOM, the contractor or concessionaire carries it.
3. Match scope definition to contract type. Clear, complete design points to fixed price. Undefined or evolving scope points to cost-reimbursable, GMP with contingencies, or collaborative models.
4. Watch for schedule clues. Phrases such as 'aggressive timeline' or 'fast-track' point to DB or CMAR rather than DBB.
5. Watch for owner capability clues. An owner with limited in-house expertise usually benefits from single-point responsibility (DB). A sophisticated owner wanting control may choose DBB, CMa or CMAR.
6. Remember the trade-off. More risk transfer means a higher price premium and less owner control. If a question asks how to lower bid contingencies, look for options that keep unmanageable risks (such as unknown site conditions) with the owner.
7. Know the GMP mechanics. The CM carries costs above the GMP for the defined scope. Owner changes, allowances and excluded items stay with the owner. Savings may be shared.
8. Recognise collaborative cues. Words such as 'shared risk/reward', 'multi-party agreement', 'early involvement of all parties' or 'mutual waiver' point to IPD or alliancing.
9. Recognise lifecycle cues. 'Long-term operation', 'availability payments', 'private financing' or 'concession' point to DBOM, DBFOM or PPP, where performance and lifecycle risk move to the private partner.
10. Prefer proactive, collaborative actions. In situational questions, PMI favours steps such as reviewing the contract, consulting the risk register, holding risk workshops, negotiating fair allocation and documenting changes. Unilateral or adversarial actions are rarely correct.
11. Read the contract first. If a question asks what the project manager should do first when a risk event occurs, the answer is often to review the contract's risk allocation provisions (such as the differing site conditions, force majeure or change clauses) before taking action.
12. Eliminate extremes. Options that say 'transfer all risks to the contractor' or 'the owner should accept all risks' are rarely the best answer. Balanced, justified allocation usually wins.
13. Use the spectrum. Picture the risk transfer spectrum (CMa → DBB → CMAR → DB → EPC → PPP) to quickly rank options when asked which method gives the owner the most or least risk.
14. Don't confuse delivery method with pricing type. DB can be lump sum or GMP, and DBB can be lump sum or unit price. Questions may test whether you can tell the organisational structure (delivery method) apart from the payment mechanism (contract type).
Quick Recap Table (text form)
- DBB: Owner carries design and interface risk. Contractor carries construction cost and means-and-methods risk.
- DB: Design-builder carries design, interface and most cost/schedule risk. Owner carries the requirements-definition risk.
- CMAR: CM carries costs above the GMP and construction schedule risk. Owner carries design risk and changes.
- CMa: Owner carries nearly all risk. CM carries only professional liability.
- Multiple Prime: Owner carries coordination and interface risk.
- IPD: Risk and reward are shared through a multi-party agreement.
- EPC/Turnkey: Contractor carries most risks, including performance guarantees.
- DBFOM/PPP: Private partner carries design, construction, finance, operations and lifecycle risk. The public owner keeps political, regulatory and some demand risk.
Final Takeaway
Risk apportionment does not mean offloading risk. It means placing each risk where it can be managed most effectively and at the lowest total project cost. On the exam, read the scenario for clues about design ownership, scope maturity, schedule pressure, owner capability and lifecycle goals. Then choose the delivery method and response that allocates risk fairly, keeps incentives aligned and supports collaboration.
Test mode:
PMI-CP - Risk Apportionment Across Delivery Methods Example Questions
Test your knowledge of Risk Apportionment Across Delivery Methods
Question 1
During Front End Planning, an owner selects design-build for a new laboratory so that the design-builder will carry design risk. The owner's consultant proposes issuing bridging documents with detailed, prescriptive room layouts and mechanical system selections. A contracts manager warns that this proposal could quietly return design risk to the owner. Which tender approach BEST preserves the intended risk apportionment?
Question 2
During Front End Planning for a lump-sum design-bid-build bridge project, only limited geotechnical data is available. The owner's counsel proposes deleting the differing site conditions clause so that all ground risk passes to the bidding contractors. The owner's engineer will remain responsible for the foundation design. Which outcome should the project manager MOST expect from this change at tender?
Question 3
A rail depot is delivered under a target cost contract. The target cost is $20M, and the final defined cost, after all valid compensation events, is $22M. The pain/gain mechanism allocates 40% of any overrun to the owner and 60% to the contractor, with no cap. What is the owner's total payment, and why?
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More Risk Apportionment Across Delivery Methods questions
15 questions (total)
Other Contract Lifecycle and Delivery Methods concepts
Advising Leadership on Delivery Method SelectionAlliancing and Collaborative ContractingClauses on Changes, Delays and Extensions of TimeCommunication Gaps from Contractual ArrangementsConstruction Management at Risk and Agency CMContract Administration During ExecutionContract Award and MobilizationContract Close-Out and Final AccountDesign-Bid-Build DeliveryDesign-Build and EPC DeliveryGuaranteed Maximum Price and Target CostKey Contract Clauses: Scope, Time and PaymentLean Integrated Project DeliveryLiquidated Damages, Indemnity and Liability ClausesLump Sum, Unit Price and Cost-Reimbursable PricingMulti-Party Agreements and Shared Risk and RewardProcurement and Tendering StrategyPublic-Private Partnerships and ConcessionsRoles and Responsibilities by Contract StructureStandard Forms of Construction ContractSubcontracting and Supply Chain ContractsSupporting Leadership Through the Contract LifecycleTermination, Suspension and Force MajeureThe Contract Lifecycle from Discovery to Close-OutThe Integrated Form of Agreement (IFOA)