1. NCAR Aviation: Past Queen Airs (2) 1960- 70’s DeHavilland Buffalo 1960’s

2. NCAR Aviation: Past cont’d Sabreliner ‘69-’93 Schweitzer Sailplane ‘80-90’s

3. NCAR Aviation: Past cont’d Beech King Air ‘82-’96 General Dynamics WB-57F ‘93-’97

4. NCAR Aviation: Present Lockheed Electra 1973-Present Lockheed C-130 1993-Present

5. Staff Capabilities Project engineeringProject engineering Worldwide field supportWorldwide field support In-field maintenanceIn-field maintenance Scientific researchScientific research Instrument R & DInstrument R & D Airframe modificationAirframe modification Shop fabricationShop fabrication Sheet metal fabricationSheet metal fabrication FAA DER approvalFAA DER approval TechniciansTechnicians Pilots or Co-pilotsPilots or Co-pilots Flight EngineersFlight Engineers MechanicsMechanics Scientists/Project ManagersScientists/Project Managers Engineers (aero, EE, software)Engineers (aero, EE, software)-------------- ~37 Total

6. Global Project Support Frequent Complexities: Remote locationsRemote locations Limited airport capabilitiesLimited airport capabilities Poor access to parts and servicesPoor access to parts and services Scientist(s) as “customers”Scientist(s) as “customers” 2-4 projects/year, each aircraft2-4 projects/year, each aircraft Any continentAny continent Unique payloadsUnique payloads

7. Project Preparation Utilize max floor space, volumeUtilize max floor space, volume Access to apertures, inlets criticalAccess to apertures, inlets critical Highly customizedHighly customized 3-12 week prep period3-12 week prep period Changing instruments, inletsChanging instruments, inlets

8. External Sensors Humidity sensor Wing tip particle probes Pod-mounted probes Shrouded air inlets

9. Maintenance Needs Needs Accommodation for low yearly flight hoursAccommodation for low yearly flight hours Capability for field serviceCapability for field service Cost-effectivenessCost-effectiveness Minimized down time for inspectionMinimized down time for inspection

10. Maintenance Practices Current Practices Progressive (quarterly) maintenance plansProgressive (quarterly) maintenance plans Maintain store of spare parts & spare aircraftMaintain store of spare parts & spare aircraft Flyaway kit for deploymentsFlyaway kit for deployments Staffing: 6 A&P mechanics plus Maintenance ChiefStaffing: 6 A&P mechanics plus Maintenance Chief UCAR Staff FunctionsVendor Functions Quarterly maintenance Routine airframe inspec. AD’s and Svc Bulletins Unscheduled maint. Engine/prop exchanges Major engine repairs OverhaulsC-checks Avionics support

11. Special Repair Capabilities Fabrication and replacement of WB-57F wing spar.