1. Mid – Atlantic Chapter March 17, 2010Presented ByKent Walker

2. Geo- Support Systems & EquipmentIschebeck-Titan/IBO®;Obermann Grouting Systems

3. Products: Strand Anchors Solid Thread BarCTS/Titan Hollow Bars for the IBO SystemObermann Grout SystemsTesting Equipment

4. Strand Anchors Tie-Downs, Tie-Backs, Removable Anchors

5. From the smallest …

6. … to the Largest 92 Strandsup to 430 Feet Long

7. Up to 2,200 Tons Capacity

8. Solid Bars Anchors, Soil Nails and Micro Piles Grade 75 – 150 KSI 5/8” to 3” Diameter 40 K to 1028 K Ultimate

9. by DBM Contractors Micro-Piles: 2 ½” Grade 150 Bars Laguna Honda Hospital, San Francisco

10. Caltrans Seismic Retrofit Project AGRA Foundations High Capacity Micro-Piles Richmond / San Rafael Bridge, San Francisco Bay

11. Richmond/San Rafael Bridge, San Francisco Four #18 Grade 75 Bars in each pile

12. IBO®-TITAN Hollow Bar System Micro-Piles, Soil Nails, Anchor Piles

13. Ground Improvement Systemto maximize the carrying capacity of the ground.

14. IBO® Is not just any Hollow Bar System, it is a Ground Improvement System to utilize the full Carrying Capacity of the Ground. Con-Tech Systems provides,Know How, Special Equipment, Materials & Job site Assistance to achieve this

15. The rotation, dynamic injection of the cement grout into the surrounding ground consolidates the soil and improves the ground by increasing its original strength.

16. 1 2 3 4 Typical exhumed IBO®Micro-Pile cross section 1- Hollow Bar 2- Final Grout W/C 0.45 3- Flushing grout W/C 0.7 Soil Cement mix 4- Ground improvement

18. Sizes: 30 mm to 127 mm (1 ¼” to 5”)

20. Flushing Heads Drill Rig Mount

21. Drill bitsfor all soil conditions and rock B A A C C D D D A: Clay & Sand bit B: Cross Cut Bit: gravel, hardened for sand stone & weathered rock; C: Carbide Cross Cut Bits: for varies rocks; D: Button Bits: for hard rock

22. Adequate Grouting Equipment for sufficient volume and pressure OBERMANN Grouting Systems for Anchors, Soil Nails and Micro Piles

24. Crack Widths below 0.1 mm @ 1.25 Design Load

26. Testing a IBO drill bit with single Jet

27. Visible Grout Jet Stream before drilling

29. Exposes the harder materials and flushes out the softer material

31. New Bridge Foundations and Piers,Exposed IBO® Titan Micro Pilesto be encased with concrete in the final concrete pier For new Abutment

32. Trench Shoring Wall

33. Contractor: SNLI Retaining Wall Repair, Wilkesboro, NCTitan 52 Micro Piles & Tie-Back Anchors

34. Seismic Upgrade of an existing building Installation under Very limited Access Contractor: Malcolm Drilling

35. Contractor: Malcolm Drilling and Low Overhead

36. Contractor: Hayward Baker Underpinning of Failing Retaining Wall for Caltrans Coast Pacific Highway, California,

37. Devil Slide Emergency Repair, Pacific Coast Highway, Caltrans IBO/Titan Soil Nails repair failing soil nail wall Contractor: Drill-Tech

38. Devil Slide Emergency Repair, Pacific Coast Highway, Caltrans Drilling battered CTS TITAN IBO® 103 Piles Contractor: Drill-Tech

39. Devil Slide, forming Cap Beam

40. Using the CTS/TITAN IBO System, Caltrans could re-open the Pacific Coastal Highway two months ahead of Schedule.

41. CTS/TITAN IBO® CTS/TITANDrill-Drain Innovative Products

42. Drill Drain

43. Equipment Rental or Sale

44. Stressing and Re-Stressing Systems

45. OBERMANN Grouting Systems for Anchors, Soil Nails and Micro Piles

46. TEI Rotary Percussion Drills

47. Obermann Grouting Systems for Jet Grouting, Soil Mixing &other Grouting Applications

48. Jet Grouting

49. Jet Grouting Mixing plant, OM 50013 m3/Hr

50. Mixing Plant with Cement Charging Auger

51. HD 100 Jet Grouting Pump Unit with control panel8000 PSI, 11m3/Hr

52. Jetting Operation with a Klemm 806 and 14 Meter Mast,for a Cut-Off Wall and Underpinning of Rail Road TunnelNorth Vancouver BC.

53. Exhumed Jet Grouted Test Pilein Clay

54. Contractor: Matcon Excavation Jet Grouted Cut Off Wall before start of excavation

55. Contractor: Matcon Excavation Finished Jet-Grouted Shoring Secant Pile Wall

56. Thank you for your attention.