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Risk Assessment and Allocation for Highway Construction Management

Appendix D-Risk Charters

Table 15: Caltrans Risk Management Plan Example Worksheet

Project Risk Management Plan (Example)
Priority (1) Identification: Status (2) Identification: ID #(3) Identification: Date Identified/Project Phase (4) Identification: Functional Assignment (5) Identification: Threat/Opportunity Event (6) Identification: SMART Column (7) Identification: Risk Trigger (8) Quantitative Analysis: Type (9) Quantitative Analysis: Probability (10) Quantitative Analysis: Impact (11) Quantitative Analysis: Risk Matrix (12) Quantitative Analysis: Probability (%) (13) (Optional Quantitative Analysis: Impact ($ or days) (14) (Optional Quantitative Analysis: Effect ($ or days) (15) (Optional Response Strategy: Strategy (16) Response Strategy: Response Actions including advantages and disadvantages (17) Response Strategy: Affected WBS Tasks (18) Monitoring and Control: Responsibility (Task Manager) (19) Monitoring and Control: Status Interval or Milestone Check (20) Monitoring and Control: Date, Status and Review Comments (21)
1 Active 3c 8/7/2002: PID Environmental Analysis Residents will want a higher soundwall than needed to mitigate noise The height of the proposed soundwall is 2 meters. Residents who live next to the freeway have expressed a desire for a 5 meter high wall. Risk is occurring if the Revised Noise Study indicates the additional wall height is warranted.
  • Schedule
  • Cost
High High Risk Matrix with an indicator at the intersection of High Probability and High Impact, which is in the red zone. 70% 100,000 70,000 Mitigation Earmark $70,000 in the 6-page estimate for this risk. Add in an additional 250 hours in WBS 165 for an additional noise study to analyze 5 meter high wall at this location. WBS 165 Perform Environmental Studies and Prepare Draft Environmental Document (DED) Joe Envr. Manager Two Months  
                      Standard 5x5 Risk Matrix as in previous row, but no indicator is marked, as this entire row is blank.                  
                      Standard 5x5 Risk Matrix as in previous rows, without indicator.                  
Standard 5x5 Risk Matrix
VL L M H VH
VH Green Yellow Red Red Red
H Green Yellow Red Red Red
M Green Green Yellow Red Red
L Green Green Yellow Red Red
VL Green Green Green Yellow Red

2. Example of Risk Register Detail

Table 16: Example of Risk Register Detail (For Hypothetical Eight-Component Light Rail Project)
ID Risk/Opportunity Description of Issue Affected Project Component Correlation Among Dependent Components Probability of Risk Occurring Risk Cost Distribution Expected Risk Cost1 Risk Duration Distribution Expected Value of Delay1
Risk 1 Permitting and Interagency Agreements Permits required from approval agencies could be delayed; intergovernmental agreements betweeen grantee and other agencies might not be concluded on schedule.
  • A. Design & Permitting
  • D. Transit Construction
Positive between Cost and Schedule (i.e. Duration) of Both Components A & D 25% (0.25) Triangular (see Fig 4-7 "C")
  • A. $2.2m
  • D. $21.6m
Triangular (see Fig 4-7 "C")
  • A. 7 mos.
  • D. 4 mos.
Risk 2 FFGA Approval Grantee documentation of readiness to enter into full funding grant agreement negotiations with FTA might require further revisions, thereby delaying the anticipated FFGA approval date. B. FFGA Approval   10% No Significant Effect No Significant Effect Discrete (see Fig 4-6 "B")
  • 1 mos.=50%
  • 2 mos.=30%
  • 4 mos.=20%
2 mos.
Risk 3 Station Design Changes in stations features could occur late in final design and/or during early construction due to community concerns, requiring additional design effort and delaying start of certain construction activities. C. Station Construction Positive between Cost and Schedule (Delay=Higher Costs) 30% Exponential (Fig. 4-7 "F") $10.0m Lognormal (Fig. 4-7 "E") 5 mos.
Risk 4 Right-of-Way Cost and Availability Property costs are undertain and possibly higher than anticipated; the acquisition schedule, including obtaining of construction easements, could be extended. D. Transit Construction Positive between Cost and Schedule 50% Lognormal (Fig. 4-7 "E") $30.0m Lognormal (Fig. 4-7 "E") 6 mos.
Risk 5 Utility Relocations Locations of certain utilities are unknown and their relocation could be required. D. Transit Construction   20% Lognormal (Fig. 4-7 "E") $5.0m Uniform (Fig. 4-7 "A") 6 mos.
Risk 6 Changing Market Conditions The construction market is changing, with bid prices on similar work components on other projects varying considerably. Procurement costs for major project components could be higher than estimated.
  • C. Station Construction
  • D. Transit Construction
  • E. Vehicle Design
  • F. Systems Installation
  • G. Vehicle Manufacture
Positive among Costs of Components C-G 100% Normal (Figure 4-7 "D")
  • C. $4.7m
  • D. $5.9m
  • E. $0.7m
  • F. $4.5m
  • G. $4.5m
No Significant Effect No Significant Effect
Risk 7 Light Rail Vehicles Price With vehicles likely to be supplied by firms based outside the U.S., prices could fluctuate significantly in response to changing dollar exchange rates.
  • E. Vehicle Design
  • G. Vehicle Manufacture
Positive between Cost and Schedule of Both Components E & G 10% Lognormal (Fig. 4-7 "E")
  • E. $2.0m
  • G. $20.0m
Lognormal (Fig. 4-7 "E")
  • E. 4 mos.
  • G. 4 mos.
Risk 8 Systems Equipment Integration Problems installing and testing of complex systems equipment and controls (signals, communications, traction power, fare collection, etc.) could add to costs and delay the revenue operations date. H. Testing Positive between Cost and Schedule 50% Lognormal (Fig. 4-7 "E") $5.0m Lognormal (Fig. 4-7 "E") 6 mos.
Risk 9 Contractor Incentive Payment Construction contract for primary general contractor includes an incentive payment of $10 million if work is completed ahead of grantee's base schedule. H. Testing2   50% Single Value $10.0m No Significant Effect No Significant Effect
Risk 10 Grantee Administrative Costs Should project construction be extended, grantee administrative costs, including costs for construction management and design support during construction, will increase proportionately. H. Testing2 Directly Proportional to Delay if Project Duration Over 72 Months 100% Multiplicative3 Months of Delay X $0.5m per Month No Significant Effect No Significant Effect

Footnotes

  1. Calculated or simulated expected value for individual risk event; does not account for possible effects of correlations with other components/risks, escalation effects, etc.
  2. Impacts assigned to that project component although the risk does not only apply to Testing component.
  3. Estimated project duration is 80 months. Total Admin Cost Calculated as (80+Months Delay)80 X Base Administrative Cost
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This page last modified on 12/10/07

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