National Water Supply & Drainage Board

Tenders

112 tenders · page 2 of 6

• Construction of Maththaka Water Supply Scheme

  60017Goods & SuppliesPublished 4 Nov 2026

  OpenDeadline 27 Nov 2026

  Tender details

• Construction of Boundary Wall, Gabion Wall

  60026Goods & SuppliesPublished 4 Nov 2026

  OpenDeadline 18 Nov 2026

  Tender details

• Hiring of Vehicles (check closing date)

  59653Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender detailsDocuments (1)

• Provision of Janitorial Services

  59652Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender detailsDocuments (1)

• Repair and Service of Air Conditioners

  59651Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 23 Nov 2026

  Tender detailsDocuments (1)

• Provision of Unskilled Workmen Services

  59650Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 23 Nov 2026

  Tender detailsDocuments (1)

• Supply. Installation and Commissioning of Data Transmission Systems for 13 Nos. of Production Bulk Water Meters

  59649Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender detailsDocuments (1)

• Supply, Delivery, Installation, Testing and Commissioning of Variable Frequency Drives (VFDS

  59648Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 18 Nov 2026

  Tender detailsDocuments (1)

• Supply & Installation of Chlorinators, PACL Dosing Package and Accessories

  59647Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 18 Nov 2026

  Tender detailsDocuments (1)

• Auction and Redundant of Vehicles and Equipment

  59646Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 19 Nov 2026

  Tender detailsDocuments (1)

• Modification of Sarasaviuyana Premises. Uda Peradeniya Water Supply Scheme

  59638Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Supply and Delivery of 50,000 Nos. of 15mm (4") Volumetric Displacement type Water Meters Contract No: DGM/M&E/WM/

  DGM/MGoods & SuppliesPublished 28 Oct 2026

  OpenDeadline 20 Nov 2026

  Tender details

• Supply and Delivery of 1450 tonnes of Poly Aluminum Chloride Contract No: SUP&MM/CHEM/PAC-03/2026/10

  SUPGoods & SuppliesPublished 28 Oct 2026

  OpenDeadline 19 Nov 2026

  Tender details

• Water Quality Improvement and Modification of Kilinochchi Water Treatment Plant-Kilinochchi Water Supply Scheme

  59642Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Modification Work of Aerator, Flocculator, Sedimentation Tank, and Supply & Laying of Raw Water Main

  59630Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 25 Nov 2026

  Tender details

• Laying of Pipes, Fittings and Specials for Bundle Pipe

  59632Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Laying and Jointing of HDPE/DI Pipe

  59634Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Laying and Jointing of HDPE/DI Pipes and Fittings

  59636Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Repairing of Pipeline Water Leaks and Miscellaneous Work at 06 Manager Kotte Region

  59639Goods & SuppliesPublished 28 Oct 2026

  Closing soonDeadline 11 Nov 2026

  Tender details

• Construction of Aerator and Roughing Filter

  59643Goods & SuppliesPublished 28 Oct 2026

  OpenDeadline 19 Nov 2026

  Tender details