11. CTS/TITAN IBO System Hollow Bar with external thread. The Drill Bit selected to meet soil conditions has Venturi grout exit holes. Optional Centralizer centers the bar inside the bore hole. The Coupler connects the hollow bars. Self locking Thread (Pitch < 6°). Special Approved Fine-Grain Steel The hollow bar:
12. CTS/ TITAN IBO Bearing Plate HDPE tube for free length or additional corrosion protection in the area of Soil quality and friction Sphencal collar nut Soil cement grout body Final injection grout CTS/TITAN hollow bar thread deformations to ASTM-A 615 to limit Cracks widths in grout CTS/TITAN hollow bar, allows grout injection boring Coupler Circular spacer to achieve grout cover >3/4” allows grout passage Drill Bit Flushing holes or jets
13. Cross-section of exhumened grout body Densified Ground Soil / Cement Mix Neat Cement Grout Hollow TITAN Bar
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16. Drill Bits Clay Bit: Carbide Bit: Button Bit: Carbide Step Bit Carbide Button Bit Cross Cut Bit: Clay, sand-mixed Ground without Boulders < 50 S.P.T For controlled directional drilling (tolerance < 2% of the length) Dolomit, Granite, Sandstone; strength 70-150 MPa Weathered Rock, Phylit, Slate, Shale; strength < 70 MPa Reinforced Concrete or Rock, strength > 70 MPa Dense Sand with Gravel and small Boulders > 50 S.P.T
17. System-Parts Drill Bit Hollow Titan Bar Centralizer Coupling Bearing Plate Hex Nut Pipe Sleeve
