Contract No. W9127N-09-C-0026          U.S. Army Corps of Engineers          Portland District<br />Columbia River Channel...
Vital U.S. Export Gateway<br />Primary international export gateway for 11 states in the Pacific Northwest & Upper Midwest...
Congressional Study Resolution	Aug 89<br />Feasibility Study Initiated		Apr 94<br />Draft Feasibility Report/EIS		Oct 98<b...
St. Helen’s Area<br />550,000 SF Drilling and Blasting<br />	500,000 CY Dredging<br />Longview Area<br />2,500,000 CY Dred...
ST. HELENS PROJECT COMPONENTS<br />
Test Dig<br />Electrical Resistivity Testing<br />Seismic Refraction Exploration<br />ST. HELENS AREA PRELIMINARY INVESTIG...
     Test Dig Sample Characteristics<br />
Introduction:  To help determine the extent of basalt bedrock and the degree of fracturing in the study area.<br />Electri...
Electrical Resistivity Exploration<br />
Seismic Refraction Exploration<br />All of the bedrock velocities measured in this study exceeded 14,600 ft/sec.<br />
Seismic Refraction Exploration<br />
	Rock would require preparation by blasting and efficient dredging of prepared rock would not be feasible by any means oth...
Type of explosives<br />Blasting platform & support equipment<br />Preparation and loading of blast holes<br />Compliance ...
Blasting Platform and Support Equipment<br />
Drilling Template<br />
Dynamic Positioning System<br />
Dynamic Positioning System<br />
Dynamic Positioning System<br />
Drilling Operations<br />
Drilling Operations<br />
Drilling Operations<br />
Drilling Operations<br />
Preparing Charge<br />
CAST BOOSTER<br />
Preparing Charge<br />
Loading Holes<br />
Loading Holes<br />
Loading Holes<br />
HYDROMITE 1500 NYC<br />
Measuring Holes<br />Emulsions Measurement<br />MEASUREMENT<br />
Stemming Holes<br />
INITIATION SYSTEM<br />
Typical Section of Loaded Hole<br />
Series of Loaded Holes<br />
Typical Overview of Production Blast<br />
Inspection of Shot Lines<br />
Notifications:<br />Two Hour-<br />15 Minute-<br />5 Minute-<br />Countdown-<br />BLAST!!!<br />All Clear for Survey<br />...
Fire in the Hole<br />
Dredging and Disposal Operations<br />
			Dredge Positioning<br />
Outcome<br />
Shipping Coordination<br />
Shipping Coordination<br />
Shipping Coordination<br />
100% of dredge prism taken to grade<br />500,000 cubic yards of material transported to Ross Island Lagoon for environment...
Total number of holes drilled: 3,750 holes +<br />Total pounds of explosives: 240,000 lbs (120 tons) +<br />Total feet of ...
Questions?<br />
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Feb 2010 Portland Same Presentation Vs 1.6

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Drilling, Blasting and Dredging on the Columbia River

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Feb 2010 Portland Same Presentation Vs 1.6

  1. 1. Contract No. W9127N-09-C-0026 U.S. Army Corps of Engineers Portland District<br />Columbia River Channel Improvements (CRCI) Rock Removal 2009<br />
  2. 2.
  3. 3. Vital U.S. Export Gateway<br />Primary international export gateway for 11 states in the Pacific Northwest & Upper Midwest<br /> 1st in the nation for U.S. wheat exports <br /> 2nd largest export gateway on West Coast<br /> 3rd in the world for grain exports<br />Construction Contracts<br />FY 2005 Great Lakes<br />FY 2006 Bean/Stuyvesant<br />FY 2007 J.E McAmis Inc./ Consolidated Rock at Port of Vancouver<br />FY 2007 - 2008 Great Lakes <br />FY 2009 J.E. McAmis Inc.<br />
  4. 4.
  5. 5. Congressional Study Resolution Aug 89<br />Feasibility Study Initiated Apr 94<br />Draft Feasibility Report/EIS Oct 98<br />Final Feasibility Report/EIS Aug 99<br />Oregon CZMA Dec 99<br />USFWS and NMFS Bi-Ops Dec 99<br />Project Authorization Dec 99<br />NMFS Bi-Op Withdraw Aug 00<br />State Water Quality Denials Sep 00<br />Corps Reinitiates Consultation Sept 00<br />Corps Decides to Supplement Jan 02<br />Integrated Feasibility Report/EIS<br />Washington State Environmental Policy Act-- <br />Port of Longview; Lead Agency<br />NMFS and USFWS Bi-Ops May 02<br />Draft Supplemental EIS Jul 02<br />Final Supplemental EIS Jan 03<br />
  6. 6. St. Helen’s Area<br />550,000 SF Drilling and Blasting<br /> 500,000 CY Dredging<br />Longview Area<br />2,500,000 CY Dredging<br />CRCI 2009 PROJECT COMPONENTS<br />
  7. 7. ST. HELENS PROJECT COMPONENTS<br />
  8. 8. Test Dig<br />Electrical Resistivity Testing<br />Seismic Refraction Exploration<br />ST. HELENS AREA PRELIMINARY INVESTIGATION<br />
  9. 9. Test Dig Sample Characteristics<br />
  10. 10. Introduction: To help determine the extent of basalt bedrock and the degree of fracturing in the study area.<br />Electrical Resistivity Exploration <br />
  11. 11. Electrical Resistivity Exploration<br />
  12. 12. Seismic Refraction Exploration<br />All of the bedrock velocities measured in this study exceeded 14,600 ft/sec.<br />
  13. 13. Seismic Refraction Exploration<br />
  14. 14. Rock would require preparation by blasting and efficient dredging of prepared rock would not be feasible by any means other than a large excavator type dredge.<br />Conclusions of Preliminary Investigations<br />
  15. 15. Type of explosives<br />Blasting platform & support equipment<br />Preparation and loading of blast holes<br />Compliance with blast induced effects:<br />Underwater overpressure<br />Ground vibration<br />Blast Patterns<br />Schedule<br />Determining Proper Blasting Methods <br />
  16. 16. Blasting Platform and Support Equipment<br />
  17. 17. Drilling Template<br />
  18. 18. Dynamic Positioning System<br />
  19. 19. Dynamic Positioning System<br />
  20. 20. Dynamic Positioning System<br />
  21. 21. Drilling Operations<br />
  22. 22. Drilling Operations<br />
  23. 23. Drilling Operations<br />
  24. 24. Drilling Operations<br />
  25. 25. Preparing Charge<br />
  26. 26. CAST BOOSTER<br />
  27. 27. Preparing Charge<br />
  28. 28. Loading Holes<br />
  29. 29. Loading Holes<br />
  30. 30. Loading Holes<br />
  31. 31. HYDROMITE 1500 NYC<br />
  32. 32. Measuring Holes<br />Emulsions Measurement<br />MEASUREMENT<br />
  33. 33. Stemming Holes<br />
  34. 34. INITIATION SYSTEM<br />
  35. 35. Typical Section of Loaded Hole<br />
  36. 36. Series of Loaded Holes<br />
  37. 37. Typical Overview of Production Blast<br />
  38. 38. Inspection of Shot Lines<br />
  39. 39. Notifications:<br />Two Hour-<br />15 Minute-<br />5 Minute-<br />Countdown-<br />BLAST!!!<br />All Clear for Survey<br />Channel Reopened for Commercial Traffic<br />
  40. 40. Fire in the Hole<br />
  41. 41.
  42. 42.
  43. 43.
  44. 44.
  45. 45.
  46. 46.
  47. 47.
  48. 48.
  49. 49.
  50. 50.
  51. 51.
  52. 52.
  53. 53. Dredging and Disposal Operations<br />
  54. 54. Dredge Positioning<br />
  55. 55. Outcome<br />
  56. 56. Shipping Coordination<br />
  57. 57. Shipping Coordination<br />
  58. 58. Shipping Coordination<br />
  59. 59. 100% of dredge prism taken to grade<br />500,000 cubic yards of material transported to Ross Island Lagoon for environmental remediation<br />No water quality violations<br />No negative environmental impacts<br /> Results<br />
  60. 60. Total number of holes drilled: 3,750 holes +<br />Total pounds of explosives: 240,000 lbs (120 tons) +<br />Total feet of shot line: 1,000,000 lf +<br />Total number of blasts: 95 blasts<br />Total number of drilling days: 85 days<br />Total number of jobs created: 75 (60 local jobs)<br />Total number of man hours: 35,000 hours<br />Total number of square feet blasted: 550,000 sf<br />Total number of cubic yards removed: 500,000 cy<br />Total number of lost time accidents: 0<br />Total number of environmental incidents: 0<br />Total number of salmonoids/steelhead taken: 0<br />Total number of marine mammals harmed: 0<br />Total percentage of time ahead of schedule: 25%<br />Final Project Numbers<br />
  61. 61. Questions?<br />

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