Tenders for Custom Bid For Services - Drilling Of Vertical Bore Hole Throupermeable Or Impermeable Layers Of Soilrock Extending Ovewater Bearing Strata Of Formation With Hole Diameter Of 300 Mm Minimum Of Quantity 90 Rmt .., Custom Bid For Semanufacturing Supplying Providing And Fixing Spirally Weldeblack Pipes Including All Cost Of Material And Labour To Receiof 219 Point 10 Mm Approx 8 Inches With Thickness Of 5 Poiquantity
