Appendix_K_-_Aircraft_Phase_Inspection_Workload_estimates.xlsx
XLSX spreadsheet 389 KB Posted
- Attached to
- T-38 Aircraft Maintenance Program Solicitation Federal contract opportunity
- Solicitation number
- FA4890-15-R-0007
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Appendix K - Aircraft Phase Inspection Workload estimates
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PE work load estimates
| INSP | ADDITIONAL REQUIREMENTS | TIME REQ | ACTUAL SCHED TIME | ||||||
| 225 HPO | 7.5 Hrs per 6WC | 1 Day | |||||||
| Total | 7.5 MH | ||||||||
| 450 Hr PE | 79.9 Hrs per 6WC | 14 Days + 1 NDI day+ 1 Canopy Rig + 1 Wash day+ Post Dock | |||||||
| 8 Hrs | 8 Hrs | 8 Hrs | 4 Hrs | 4 Hrs | |||||
| X 1 Ind | |||||||||
| X 4 Dir | X 3 Dir | X 2 Dir | X4 Dir | X 3 Dir | |||||
| 560 MH | 24 MH | 16 MH | 16 MH | 12 MH | |||||
| Total | 628 MH | ||||||||
| 900 Hr PE | 169.5 Hrs per 6WC | 17 Days + 6 NDI days+ 1 Canopy Rig + 1 Wash day+ Post Dock | |||||||
| Canopy Insp/Polish | 6 hrs per canopy/12 total | 8 Hrs | 8 Hrs | 8 Hrs | 4 Hrs | 8 Hrs | |||
| Backshop Generator CK's | 3 hrs per generator/6 total | X 1 Ind | |||||||
| Backshop Stab Actuator Insp/CK | 6 hrs per actuator/12 total | X 4 Dir | X 3 Dir | X 2 Dir | X 4 Dir | X 3 Dir | |||
| Backshop Brake Master Cyl CK | 4 hrs per cylinder/16 total | ||||||||
| Backshop SAS Actuator Insp/CK | 2 hrs | 680 MH | 144 MH | 16 MH | 16 MH | 24 MH | 880 MH | ||
| Backshop Rudder Actuator Insp/CK | 6 hrs per actuator/12 total | ||||||||
| Backshop Aileron Actuator Insp/CK | 6 hrs per actuator/12 total | ||||||||
| Back Shop | 72 MH | ||||||||
| Roto Scan (New) | 75 MH | ||||||||
| TOTAL | 1027 MH | ||||||||
| 1800 Hr PE | 230.15 Hrs per 6WC | 20 Days + 8 NDI days+ 1 Canopy Rig + 1 Wash day+ Post Dock | |||||||
| Canopy Insp/Polish | 6 hrs per canopy/12 total | 8 Hrs | 8 Hrs | 8 Hrs | 4 Hrs | 8 Hrs | |||
| Backshop Generator CK's | 3 hrs per generator/6 total | X 1 Ind | |||||||
| Backshop Stab Actuator Insp/CK | 6 hrs per actuator/12 total | X 4 Dir | X 2 Dir | X 2 Dir | X 4 Dir | X 3 Dir | |||
| Backshop Brake Master Cyl CK | 4 hrs per cylinder/16 total | ||||||||
| Backshop SAS Actuator Insp/CK | 2 hrs | 800 MH | 192 MH | 16 MH | 16 MH | 24 MH | 1048 MH | ||
| Backshop Rudder Actuator Insp/CK | 6 hrs per actuator/12 total | ||||||||
| Backshop Aileron Actuator Insp/CK | 6 hrs per actuator/12 total | ||||||||
| Back Shop | 72 MH | ||||||||
| Roto Scan (New) | 75 MH | ||||||||
| TOTAL | 1195 MH | ||||||||
| NOTES: | |||||||||
| Wing drop recurring inspection required every 2700 hours: Add 4 additional phase days / 160 Man hours | |||||||||
| 4 T-38C assigned to test group at CAT 3 for inspections - see CAT 3/CAT 5 tab for differences |
Dash 6 inspections
| T.O. | Required Inspection | Hrs Reqd |
| -6WC-1/-3 | 225 Hourly Post Flight Inspection (HPO) | 7.5 |
| 450 Hour Periodic (Minor PE) | 79.9 | |
| 900 Hour Periodic (1st Major) | 169.5 | |
| 1800 Hour Periodic (2nd Major) | 230.15 | |
| -6 insp | ||
| 23 | Wing lower skin fastener holes 140-161, 206….. (Ultrasonic) | 7.5 |
| 24 | Wing lower skin fastener holes 116-139, 196-….. (Ultrasonic) | 4 |
| 25 | Wing lower skin fastener holes 1-29, 162-…(Ultrasonic) | 4 |
| 26 | Wing lower skin fastener holes 723-727, 735-….. (Ultrasonic) | 4 |
| 27 | Wing lower skin fastener holes 290-295, 470-….. (Ultrasonic) | 4 |
| 28 | Wing lower skin fastener holes 451-455, 496-….. (Ultrasonic) | 4 |
| 29 | Wing lower skin aft edge, land and radius W.S. 26.6-60 and 60-64.8 (visual and eddy) | 2 |
| 30 | Wing root radius at W.S. 25.1 (eddy current) | 16 |
| 31 | Wing lower wing skin land W.S. 77, 44 and 66% spar (Eddy Current) | 4 |
| 32 | Wing fwd land between WS 72.25 and 76.7 (eddy current | 1 |
| 33 | Wing lower milled pockets at WS 78 between 39 and 44% spar (ultrasonic) | 3 |
| 34 | Wing lower skin screw holes and aileron access doors between 76 an 101 on 44% (eddy current) | 2 |
| 35 | Wing lower skin critical fastener holes 728 to 734 (Ultrasonic Roto-scan) | 2 |
| 36 | Wing spars and ribs (radiograph) | 2 |
| 37 | Wing 66% between 101 and 76 (eddy current) | 1 |
| 38 | Thin skin wing only, Fasteners at 44 and 39% spar (ultrasonic) | 0.5 |
| 39 | Thin skin wing only, Wing root radius WS 25.88 (eddy current) | 0.5 |
| 40 | Thin skin wing only, Wing lower skin WS 26.6 - 64-8 (eddy current) | 0.5 |
| 41 | Wing attach trunnions (ultrasonic and Eddy current) | 6 |
| 42 | Wing attach bushings flanges 15 and 44% (dimensional check) | 120 |
| 43 | Not required (required when bushings are removed) | 2 |
| 44 | Wing attach bolts (mag particle) | 3 |
| 45 | Cockpit longeron FS 146 (prior to TCTO 717) (eddy and penetrant) | 0.5 |
| 46 | Cockpit longeron FS 146 (after TCTO 717) (eddy and penetrant) | 0.5 |
| 47 | Cockpit longeron hook slots (except cat 5) (eddy current) | 0.5 |
| 48 | Cockpit longeron hook slots FS 267 (cat 5 only) (Eddy current) | 0.5 |
| 49 | Cockpit longeron hook slots FS 267 (eddy current) | 4 |
| 50 | Outboard engine mounts (mag particle) | 4 |
| 51 | Inboard engine mounts (Mag particle) | 4 |
| 52 | V-tip antenna (eddy current) | 2 |
| 53 | Vertical stab radius (ultrsonic/borescope) | 0.5 |
| 54 | H-stab torque tube fillet (visual) | 4 |
| 55 | Upper longeron canted FS 264 (eddy Current) | 0.5 |
| 56 | Upper longeron splice FS 284 bolt installed (ultrasonic) | 0.5 |
| 57 | Upper longeron splice FS 284 bolt uninstalled (ultrasonic) | 0.5 |
| 58 | Upper longeron splice bolt | 0.5 |
| 59 | Steel dorsal longeron (eddy current) | 7 |
| 60 | Steel dorsal longeron hi-Loc holes at 400.02 (eddy current) | 0.5 |
| 61 | Steel dorsal longeron rivets FS 351.25, 367, and 380 (fluorescent Pen) | 8 |
| 62 | Steel dorsal longeron rivets FS 405.05 (eddy current) | 1 |
| 63 | Steel dorsal longeron upper edge (eddy current) | 6 |
| 64 | Steel dorsal longeron vertical fastener holes (eddy current) | 1 |
| 65 | Aluminum dorsal longeron nut plates FS 317-393 and 400-424 (eddy current) | 0.5 |
| 66 | Aluminum dorsal longeron holes FS 329 (eddy current) | 0.5 |
| 67 | Aluminum dorsal longeron holes FS 337. 351, 364. 378, 389 (eddy current) | 0.5 |
| 68 | Aluminum dorsal longeron nutplate holes (eddy current) | 0.5 |
| hours required for -6 and -6WC inspections |
CAT 3
CAT 5
Sheet3 image1.emf image2.emf
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