4.2.2 Operational Logistics Support .................................................................................. 33
4.2.3 Maintenance Approach............................................................................................. 35
4.2.4 Reliability.................................................................................................................. 35
4.3 System Safety................................................................................................................. 37
4.4 System Security ............................................................................................................. 39
4.5 Emergency Ground Notification.................................................................................... 39
4.6 Assessment and Future Plans......................................................................................... 40
5 Cost Considerations .............................................................................................................. 42
5.1 Top-Level Cost Thresholds............................................................................................ 43
5.1.1 Total Acquisition Cost for Equipping 1000 Aircraft................................................ 44
5.1.2 Average O&S Cost for Operating 1,000 Aircraft..................................................... 44
5.2 Assumptions and Conditions ......................................................................................... 44
5.3 Acquisition Cost............................................................................................................. 46
5.3.1 Definition of Acquisition Cost.................................................................................. 46
5.3.2 Acquisition Cost Drivers........................................................................................... 46
5.3.3 Acquisition Cost Estimate (For Equipping 1,000 Aircraft)...................................... 48
5.3.4 Average Unit Production Cost.................................................................................. 50
5.3.5 Acquisition Cost Sensitivities................................................................................... 52
5.4 Operations and Support Costs (1,000 Aircraft) ............................................................. 53
5.4.1 Definition of Operations and Support....................................................................... 53
5.4.2 Operations and Support Cost Drivers....................................................................... 53
5.4.3 Operations and Support Cost Metrics....................................................................... 55
5.4.4 Operations and Support Costs Sensitivities.............................................................. 57
5.5 Potential Deployment Alternatives................................................................................ 57
5.5.1 Example Deployment Quantities.............................................................................. 57
5.5.2 Cost Metrics for Example Deployment Quantities................................................... 59
5.5.3 Budget Requirements................................................................................................ 60
5.6 Cost-related Conclusions & Recommendations ............................................................ 60
6 Deployment Risks & Concerns............................................................................................. 62
6.1 Technical Risks & Concerns.......................................................................................... 62
6.1.1 System Performance Tradeoffs................................................................................. 62
6.1.2 Spiral Upgrades......................................................................................................... 63
6.2 Policy Risks & Concerns............................................................................................... 64
6.2.1 Export Control .......................................................................................................... 64
6.2.2 Liability and Insurance Considerations .................................................................... 66
6.2.3 Role of DHS in Certifying Other Countermeasure Solutions................................... 67
6.2.4 Deployment Factors.................................................................................................. 68
6.2.5 International Considerations and Ramifications....................................................... 69
7 Summary............................................................................................................................... 70
7.1 Phase III Future Plans.................................................................................................... 70
7.1.1 System Performance ................................................................................................. 71
7.1.2 Air Carrier Suitability............................................................................................... 71
7.1.3 Cost........................................................................................................................... 71
7.1.4 Resolving Barriers & Constraints............................................................................. 71