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Procurement of Meals and Snacks of National Irrigation Administration - Central Office for 10 months |
BS-001-2026 |
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 Supplemental Bid Bulletin No. 1.pdf |
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Construction of High Dam and Its Appurtenant Structures, Afterbay Dam, Long Siphon, Irrigation and Drainage Facilities of Tumauini River Multipurpose Project |
R2-TRMPD-C-2 |
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R2-TRMPD-C-2 Supplemental Bid Bulletin No. 1.pdf |
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Supply and Delivery of Various Engineering Software for NIA Engineering Department |
NIACODSD-S-2R1 |
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NIACODSD-S-2R1 Supplemental Bid Bulletin No. 2 with attachment.pdf |
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Supply and Delivery of Various Engineering Software for NIA Engineering Department |
NIACODSD-S-2R1 |
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NIACODSD-S-2R1 Supplemental Bid Bulletin No. 1.pdf |
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Supply, Delivery, and Testing of Desktop and Laptop Computers |
BS-021-2025 |
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Supplemental-Bid-Bulletin-No.-1.BS-021-2025pdf.pdf |
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Design and Construction of Palsiguan Dam, Tunnels, Nueva Era Afterbay Dam and all Appurtenant Structures under the Ilocos Norte - Ilocos Sur - Abra Irrigation Project (INISAIP) |
R1-INISAIPD-DB-02 |
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R1-INISRIPD-DB-02-Supplemental Bid Bulletin No. 2.pdf |
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Construction of Irrigation Facilities: Main Canal (Sta. 1+687 – Sta. 8+175), Lateral A & B, Sub-lateral A-1, A-2 & B-1, and Supply, Delivery, & Installation of Steelgates for Headgates under the Calapangan Small Reservoir Irrigation Project |
R2-CSRIPD-C-38-IF |
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R2-CSRIPD-C-38-IF Supplemental Bid Bulletin No. 3 with attachments.pdf |
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Construction of Irrigation Facilities: Main Canal (Sta. 1+687 - Sta. 8+175), Lateral A & B, Sub-lateral A-1, A-2 & B-1, and Supply, Delivery, & Installation of Steelgates for Headgates under the Calapangan Small Reservoir Irrigation Project |
R2-CSRIPD-C-38-IF |
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R2-CSRIPD-C-38-IF Supplemental Bid Bulletin No. 2.pdf |
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Design and Construction of Palsiguan Dam, Tunnels, Nueva Era Afterbay Dam, Link Canals, Diversion Dams, Irrigation and Drainage Canals and All Appurtenant Structures under the Ilocos Norte - Ilocos Sur - Abra Irrigation Project (INISAIP) |
R1-INISAIPD-DB-02 |
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R1-INISAIPD-DB-02 for SBB No. 1.pdf |
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Construction of Irrigation Facilities: Main Canal (Sta. 1+687 - Sta. 8+175), Lateral A & B, Sub-lateral A-1, A-2 & B-1, and Supply, Delivery, & Installation of Steelgates for Headgates under the Calapangan Small Reservoir Irrigation Project |
R2-CSRIPD-C-38-IF |
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R2-CSRIPD-C-38-IF Supplemental Bid Bulletin No. 1.pdf |
