Irrigation Department Tender

Providing And Fixing Cable Anchors Prestressed Grouted Ground Anchors 1000kn Capacity The Cement Used For Grouting Of Anchors Shall Comply With Is 12269. The Grout Mix Shall Be Designed To Achieve Minimum 150 Mm-cube-strength Of 32 Mpa At 7 Days And A Minimum 150 Mm Cube-strength Of 40 Mpa At 28 Days. The Grout Shall Comprise Water And Cement In A Ratio By Weight Of Not Greater Than 0.40. Drilling Shall Be Carried Out By Suitable Equipment. Pre-stressed Cable Anchors Shall Be Of 4 Nos Of 7-wire Prestressing Steel Strand With Nominal Diameter 19 Mm Diameter And Nominal Tensile Strength 1000 Mpa With Minimum Breaking Strength Of Each Mono-strand 260.7 Kn. Drill Hole Shall Be Of Minimum 150 Mm Dia. Fixed Grouted Length Shall Be The 30% 15% Of The Total Length Of The Anchor With Grouting In Two Stages Stage 1:for The Fixed Grout Length And Stage 2 Full Grouting. Accoding To Is: 10270 For Overburden Cable Anchoring