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Christopher A. Mouton, David T. Orletsky,
Michael Kennedy, Fred Timson
Prepared for the United States Air Force
Approved for public release; distribution unlimited
PROJECT AIR FORCE
Reducing Long-Term
Costs While Preserving
a Robust Strategic
Airlift Fleet
Options for the Current Fleet and
Next-Generation Aircraft
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policy and decisionmaking through research and analysis. RAND’s
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Published 2013 by the RAND Corporation
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Library of Congress Cataloging-in-Publication Data
Mouton, Christopher A.
Reducing long-term costs while preserving a robust strategic airlift fleet : options
for the current fleet and next-generation aircraft / Christopher A. Mouton, David T.
Orletsky, Michael Kennedy, Fred Timson.
pages cm
Includes bibliographical references.
ISBN 978-0-8330-7701-1 (pbk. : alk. paper)
1. Airlift, Military —United States—Planning. 2. United States. Air Mobility
Command. 3. Galaxy (Jet transport)—Costs. 4. C-17 (Jet transport)—Costs.
5. United States. Air Force—Appropriations and expenditures. I. Title.
UC333.M68 2013
358.4'46 —dc23
2012048114
Cover image courtesy of U.S. Air Force/Staff Sgt. A.C. Eggman.
The research described in this report was sponsored by the United States
Air Force under Contract FA7014-06-C-0001. Further information may
be obtained from the Strategic Planning Division, Directorate of Plans,
Hq USAF.
iii
Preface
is document reports the ndings of a scal year 2010–2011 RAND
Project AIR FORCE study, “U.S. Air Force (USAF) Intertheater Air-
lift Fleet Recapitalization Strategy.”
1
In this study, we conducted a
cost-eectiveness analysis to determine the best way to recapitalize the
USAF intertheater (strategic) airlift eet.
e USAF intertheater airlift eet comprises C-5s and C-17As.
is eet has been used more heavily since the attacks on September
11, 2001, as a result of overseas contingency operations. As a result,
some aircraft will reach their ight hour limits earlier than initially
expected, and recapitalization of the eet will be required to maintain
capability. One option is the development and procurement of a new
military airlifter, notionally called “C-X.” is would require a large
capital outlay for research and development and early production units.
Given the current downward pressure on the defense budget and the
need to recapitalize other portions of the USAF eet, adequate fund-
ing may not be available. Further, annual funding proles may need
to be “attened” or “deconicted” with other USAF programs to t
in the overall USAF budget. is study examined a broad range of
potential aircraft alternatives and considered a number of permutations
on USAF plans for the current eet, including a reduced requirement
and retirement of all C-5As, to determine how best to recapitalize this
1
A companion volume to this document contains two additional appendixes. See Chris-
topher A. Mouton, David T. Orletsky, Michael Kennedy, and Fred Timson, Reducing
Long-Term Costs While Preserving a Robust Strategic Airlift Fleet: Appendixes C and D, Santa
Monica, Calif.: RAND Corporation, MG-1238/1-AF, forthcoming, Not available to the
general public.
iv Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet
eet. is study analyzed both the net present value life-cycle cost and
annual funding proles of the options considered. Conclusions and
recommendations are based on both of these measures.
e research described in this document was sponsored by Gen
Raymond E. Johns, Jr., Commander, Air Mobility Command, Scott
Air Force Base, Illinois. e study was performed within the Force
Modernization and Employment Program of RAND Project AIR
FORCE.
RAND Project AIR FORCE
RAND Project AIR FORCE (PAF), a division of the RAND Corpo-
ration, is the U.S. Air Force’s federally funded research and develop-
ment center for studies and analyses. PAF provides the Air Force with
independent analyses of policy alternatives aecting the development,
employment, combat readiness, and support of current and future air,
space, and cyber forces. Research is conducted in four programs: Force
Modernization and Employment; Manpower, Personnel, and Train-
ing; Resource Management; and Strategy and Doctrine.
Additional information about PAF is available on our website:
http://www.rand.org/paf/
v
Contents
Preface iii
Figures
ix
Tables
xiii
Summary
xv
Acknowledgments
xxvii
Abbreviations
xxix
CHAPTER ONE
Introduction 1
Organization of is Document
4
CHAPTER TWO
Intertheater Airlift Fleet and Retirement Schedule 7
Projected Airlift Retirements
8
C-17A
9
C-5
13
Fleet Drawdown
13
Reduced Force Levels—Budget Control Act of 2011
15
Options Considered for the C-5 and C-17A Fleets
17
CHAPTER THREE
Aircraft Alternatives 21
Aircraft Alternatives Analyzed
21
C-5 and C-17A Aircraft
21
A C-17A–Derivative Aircraft
22
Commercial-Derivative Freight Aircraft
22
vi Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet
Foreign Military Aircraft 23
New Current-Technology Aircraft
23
New Future-Design Aircraft
23
Aircraft Alternative Weight Characteristics
24
Aircraft Alternative Payload and Range Capability
27
Mission-Capable Rates
28
Measures of Aircraft Technology Risk
28
CHAPTER FOUR
Eectiveness Methodology and Results 31
Overview
31
Analyze Cargo Demand Based on Aircraft Capability
32
Compute Mission and Route Requirements
35
Compute Mission Times
36
Aircraft Ground Times
37
Aircraft Flight Times
40
Compute Fleet Size and Relative Aircraft Eectiveness
40
Eectiveness Results
41
Options Considered for Follow-On Fleet
47
CHAPTER FIVE
Cost Analysis Methodology and Results 53
Fleet Size
54
RDT&E and Procurement Costs
55
Operating and Support Costs
58
Crew Costs
59
O&S Costs Excluding Fuel and Crew
60
Fuel Costs
62
Net Present Value Life-Cycle Cost Methodology
62
RDT&E and Procurement Spending Proles
63
Summary Cost Data
64
NPV of the C-5 and C-17A Fleet
64
NPV of Future Fleet Options
64
CHAPTER SIX
Cost-Eectiveness Analysis 67
Contents vii
Baseline NPVLCC Cost-Eectiveness 68
Cost-Eectiveness of C-17A Production Continuation
75
Continued C-17A Procurement at Six Aircraft per Year
75
Continued C-17A Procurement at Two Aircraft per Year
76
Sensitivity Analyses
78
Sensitivity to BWB-100++ Costs
78
Sensitivity to Service Life of C-5 and C-17A Fleet
80
Sensitivity to C-5A RERP Cost
82
Sensitivity to C-767 Procurement Cost
86
Sensitivity to Continued C-17A Procurement Cost
87
Sensitivity to Reduced Requirement Level
89
Sensitivity to Fuel Prices
92
Sensitivity to Life Span of Future Aircraft
96
Parametric Analyses
97
Cost-Eectiveness of An-124 and Il-76
99
Cost-Eectiveness of C-17A SLEP
102
Annual Expenditures Analysis
105
CHAPTER SEVEN
Conclusions 111
Options for the C-5 and C-17A Fleet
113
Options for the Follow-On Fleet
114
APPENDIXES
A. Exemplar Eectiveness Calculation 117
B. Aircraft Flight Time Modeling Details
121
Bibliography
125
[...]... single-aircraft fleets and mixed -fleet options The aircraft alternatives that cannot carry all the cargo must be paired with other aircraft to carry out the full requirement and therefore must be part of a mixed fleet Other aircraft are capable of transporting all the cargo These aircraft could be part of a mixed aircraft fleet or single-aircraft fleet We examined these alternative fleets through a range... Aeronautic Defence and Space Company EFH equivalent flight hours ETAR Ramstein Air Base, Germany (ICAO code) EW empty weight FH flying hours FY fiscal year ICAO International Civil Aviation Organization KCHS Charleston Air Force Base, South Carolina (ICAO code) xxix xxx Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet KDOV Dover Air Force, Delaware (ICAO code) LAIRCM large aircraft... Strategic Plans and Programs; and Richard Butler, William Green, and James Dice from AMC Operations, Plans and Requirements Finally, we would like to thank the Boeing Company, EADS North America, and Lockheed Martin for providing data and information for aircraft alternatives We appreciate the great support these xxvii xxviii Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet. .. some aircraft alternatives, we note the amount of cargo that could not be carried because of size limitations We computed the peak aircraft requirement for all alternatives and then computed an equivalency ratio relative to the C‑5M for each aircraft alternative (for the cargo the alternative can carry) to make comparisons among aircraft straightforward The final result for each aircraft alternative... Timson, and John Tonkinson, Analysis of Alternatives (AoA) for KC-135 Recapitalization: Summary Report, Santa Monica, Calif.: RAND Corporation, MG-455-AF, December 2005, Not available to the general public; and Michael Kennedy, Laura H Baldwin, Michael Boito, xxii Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet • Determine the retirement profile of the current fleet • For each aircraft... from our calculations 1 2 Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet tion units Air Force budget realities make funding a large new aircraft procurement program very challenging Other approaches may provide required capabilities without the kinds of spending peaks associated with new aircraft development We examined a broad range of potential aircraft alternatives and considered... the land campaigns To adequately analyze the number of each aircraft alternative necessary to meet the MCRS-16 demand, we modeled the actual cargo moved This produced a set of over 100,000 items shipped at various Analysis of Alternatives (AoA) for KC-135 Recapitalization: Executive Summary, Santa Monica, Calif.: RAND Corporation, MG-495-AF, 2006 The second analysis was conducted as part of the USAF... understand the robustness of the answers Aircraft Alternatives and Fleet Options We examined a broad range of potential aircraft alternatives These represent a broad spectrum of aircraft types, including current-inventory aircraft, commercial-derivative aircraft, foreign military aircraft, and future-design aircraft incorporating a range of technology options and other fleet derivative aircraft We... Long-Term Costs While Preserving a Robust Strategic Airlift Fleet times during a war This allowed us to differentiate between the types and amounts of different cargo that each alternative could carry This was especially important, since not all aircraft alternatives could carry all cargo We identified and analyzed different alternative fleets to meet the requirement, producing both single-aircraft and mixed-aircraft... was broadly similar to that for past recapitalization studies RAND Project AIR FORCE conducted for USAF.3 This methodology had four major elements: 3 We first evaluated options to recapitalize USAF’s aerial refueling aircraft in the KC-135 Recapitalization Analysis of Alternatives (AoA), completed in early 2006 The results of that study were that the total cost of maintaining aerial refueling capability . 21 C-5 and C-1 7A Aircraft 21 A C-1 7A Derivative Aircraft 22 Commercial-Derivative Freight Aircraft 22 vi Reducing Long-Term Costs While Preserving a Robust Strategic Airlift Fleet Foreign Military. Preserving a Robust Strategic Airlift Fleet: Appendixes C and D, Santa Monica, Calif.: RAND Corporation, MG-1238/1-AF, forthcoming, Not available to the general public. iv Reducing Long-Term Costs While. Aircraft 23 New Current-Technology Aircraft 23 New Future-Design Aircraft 23 Aircraft Alternative Weight Characteristics 24 Aircraft Alternative Payload and Range Capability 27 Mission-Capable
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