anchorage s

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if packer centralizer CHAPTER 4 SUPPORTING ELEMENTS : GROUND ANCHORS AND STRUTS GROUND ANCHORS (or ANCHORAGES) 1.Definition 2.Design 3.Corrosion protection 4.Types 5.Materials 6.Construction 7.Testing *Drilling (or driving) *Capacity prediction *T endon (manufacture & assembly) *Quality control *Anchor homing (installation) *Monitoring *Grouting *Stressing Definition: An installation that is capable of transmitting an applied tensile load to a load bearing stratum. Basic types: grout PVC (or similar) seath drill hole centralizer anchor body (grouted) grout anchor plate anchor head tendon A A B B A-A B-B  anc ors usua y e years) PERMANENT anchors (life of the structure) Act ive and passive anchors v.s. bolt s and nails Prestressed anchors

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