| | ADDITIONAL CHARGE FOR TRANSPORTATION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $2,318,097 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | V999TRANSPORTATION/TRAVEL/RELOCATION- OTHER: OTHER | Dec 27, 2022 | Dec 28, 2022 | Dec 27, 2023 |
| | RAILROAD INSPECTION SERVICE BY MANPOWER | KOREA RAILROAD CORPORATION SEOUL BRANCH | $36,915 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 19, 2022 | Jan 1, 2023 | Dec 31, 2027 |
| | RAILROAD INSPECTION AT KUNSAN AB. | KOREA RAILROAD CORPORATION SEOUL BRANCH | $20,876 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 13, 2022 | Jan 1, 2023 | Dec 31, 2023 |
| | RAILROAD ROUTINE/SPECIAL INSPECTION FOR KUNSAN AB. | KOREA RAILROAD CORPORATION SEOUL BRANCH | $18,430 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 26, 2021 | Dec 27, 2021 | Dec 31, 2022 |
| | ADDITIONAL CHARGE FOR TRANSPORTATION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $2,303,114 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | V999TRANSPORTATION/TRAVEL/RELOCATION- OTHER: OTHER | Dec 21, 2021 | Dec 28, 2021 | Dec 27, 2022 |
| | ADDITIONAL CHARGE FOR TRANSPORTATION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $400,423 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | V999TRANSPORTATION/TRAVEL/RELOCATION- OTHER: OTHER | Sep 16, 2021 | Oct 1, 2021 | Dec 31, 2021 |
| | BASE YEAR: RAILROAD INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $19,545 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 236220Commercial and Institutional Building Construction | J041MAINT/REPAIR/REBUILD OF EQUIPMENT- REFRIGERATION, AIR CONDITIONING, AND AIR CIRCULATING EQUIPMENT | Jun 1, 2021 | May 27, 2021 | Jun 30, 2026 |
| | ROUTINE AND SPECIAL RAILROAD INSPECTION, KUNSAN AB | KOREA RAILROAD CORPORATION SEOUL BRANCH | $16,609 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 17, 2020 | Jan 1, 2021 | Dec 31, 2021 |
| | KORAIL INSPECTION IN OSAN AB | KOREA RAILROAD CORPORATION SEOUL BRANCH | $24,265 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 482112Short Line Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Aug 27, 2020 | Aug 27, 2020 | Jan 2, 2026 |
| | ROUTINE INSPECTION FOR RAILROAD AT KUNSAN AB | KOREA RAILROAD CORPORATION SEOUL BRANCH | $14,355 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Mar 9, 2020 | Mar 10, 2020 | Dec 31, 2020 |
| | ROUTINE INSP FOR SIDETRACKS | KOREA RAILROAD CORPORATION SEOUL BRANCH | $6,652 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Dec 29, 2019 | Dec 29, 2019 | Jan 18, 2025 |
| | RAILROAD CROSSING ALARM INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $13,165 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Dec 18, 2019 | Dec 18, 2019 | Jan 18, 2025 |
| | CORRECT RAILROAD SAFETY DEFICIENCIES | KOREA RAILROAD CORPORATION SEOUL BRANCH | $30,458 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 324121Asphalt Paving Mixture and Block Manufacturing | J022MAINT/REPAIR/REBUILD OF EQUIPMENT- RAILWAY EQUIPMENT | Jan 31, 2019 | Jan 31, 2019 | Feb 28, 2019 |
| | ROUTINE INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $12,867 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 26, 2018 | Dec 27, 2018 | Jan 5, 2019 |
| | IGF::OT::IGF - RAILROAD INSPECTION SERVICE, WAEGWAN | KOREA RAILROAD CORPORATION SEOUL BRANCH | $35,490 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Dec 22, 2017 | Dec 20, 2017 | Dec 31, 2022 |
| | ROUTINE INSPECTION::IGF::OT::IGF | KOREA RAILROAD CORPORATION SEOUL BRANCH | $17,530 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Aug 5, 2017 | Sep 1, 2017 | Aug 31, 2018 |
| | IGF::OT::IGF INSPECTION OF RAILROAD SERVICES IN THE BUSAN AREA | KOREA RAILROAD CORPORATION SEOUL BRANCH | $19,767 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Aug 31, 2016 | Aug 31, 2016 | Aug 31, 2021 |
| | IGF::OT::IGF RAILROAD ROUTINE INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $14,108 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Aug 27, 2016 | Aug 27, 2016 | Aug 31, 2017 |
| | IGF::OT::IGF - BASE YEAR: RAILORAD INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $19,118 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 236220Commercial and Institutional Building Construction | H322INSPECTION- RAILWAY EQUIPMENT | Jun 29, 2016 | Jun 29, 2016 | Jun 30, 2021 |
| | IGF::OT::IGF / ROUTINE INSTPECTION OF USFK SIDETRACK RR | KOREA RAILROAD CORPORATION SEOUL BRANCH | $18,159 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 482112Short Line Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Aug 26, 2015 | Aug 26, 2015 | Aug 31, 2020 |
| | IGF::OT::IGF RAILROAD INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $15,143 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Aug 17, 2015 | Aug 17, 2015 | Aug 31, 2016 |
| | IGF::OT::IGF - ROUTINE INSPECTION FOR SIDETRACKS | KOREA RAILROAD CORPORATION SEOUL BRANCH | $6,878 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Oct 14, 2014 | Oct 15, 2014 | Jan 18, 2020 |
| | IGF::OT::IGF - RAILROAD CROSSING ALARM | KOREA RAILROAD CORPORATION SEOUL BRANCH | $16,139 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 482111Line-Haul Railroads | H322INSPECTION- RAILWAY EQUIPMENT | Oct 14, 2014 | Oct 15, 2014 | Jan 18, 2020 |
| | ROUTINE INSPECTION OF USFK SIDETRACK RAIL RAOD AT OSAN AB | KOREA RAILROAD CORPORATION SEOUL BRANCH | $0 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 488210Support Activities for Rail Transportation | H322INSPECTION- RAILWAY EQUIPMENT | Sep 24, 2014 | Sep 25, 2014 | Sep 24, 2015 |
| | RAILROAD INSPECTION | KOREA RAILROAD CORPORATION SEOUL BRANCH | $11,980 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | H322INSPECTION- RAILWAY EQUIPMENT | Aug 26, 2014 | Sep 1, 2014 | Aug 31, 2015 |