Drilling, Blasting and Dredging on the Columbia River

1. Contract No. W9127N-09-C-0026 U.S. Army Corps of Engineers Portland District Columbia River Channel Improvements (CRCI) Rock Removal 2009

3. Vital U.S. Export Gateway Primary international export gateway for 11 states in the Pacific Northwest & Upper Midwest 1st in the nation for U.S. wheat exports 2nd largest export gateway on West Coast 3rd in the world for grain exports Construction Contracts FY 2005 Great Lakes FY 2006 Bean/Stuyvesant FY 2007 J.E McAmis Inc./ Consolidated Rock at Port of Vancouver FY 2007 - 2008 Great Lakes FY 2009 J.E. McAmis Inc.

5. Congressional Study Resolution Aug 89 Feasibility Study Initiated Apr 94 Draft Feasibility Report/EIS Oct 98 Final Feasibility Report/EIS Aug 99 Oregon CZMA Dec 99 USFWS and NMFS Bi-Ops Dec 99 Project Authorization Dec 99 NMFS Bi-Op Withdraw Aug 00 State Water Quality Denials Sep 00 Corps Reinitiates Consultation Sept 00 Corps Decides to Supplement Jan 02 Integrated Feasibility Report/EIS Washington State Environmental Policy Act-- Port of Longview; Lead Agency NMFS and USFWS Bi-Ops May 02 Draft Supplemental EIS Jul 02 Final Supplemental EIS Jan 03

6. St. Helen’s Area 550,000 SF Drilling and Blasting 500,000 CY Dredging Longview Area 2,500,000 CY Dredging CRCI 2009 PROJECT COMPONENTS

7. ST. HELENS PROJECT COMPONENTS

8. Test Dig Electrical Resistivity Testing Seismic Refraction Exploration ST. HELENS AREA PRELIMINARY INVESTIGATION

9. Test Dig Sample Characteristics

10. Introduction: To help determine the extent of basalt bedrock and the degree of fracturing in the study area. Electrical Resistivity Exploration

11. Electrical Resistivity Exploration

12. Seismic Refraction Exploration All of the bedrock velocities measured in this study exceeded 14,600 ft/sec.

13. Seismic Refraction Exploration

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. Conclusions of Preliminary Investigations

15. Type of explosives Blasting platform & support equipment Preparation and loading of blast holes Compliance with blast induced effects: Underwater overpressure Ground vibration Blast Patterns Schedule Determining Proper Blasting Methods

16. Blasting Platform and Support Equipment

17. Drilling Template

18. Dynamic Positioning System

19. Dynamic Positioning System

20. Dynamic Positioning System

21. Drilling Operations

22. Drilling Operations

23. Drilling Operations

24. Drilling Operations

25. Preparing Charge

26. CAST BOOSTER

27. Preparing Charge

28. Loading Holes

29. Loading Holes

30. Loading Holes

31. HYDROMITE 1500 NYC

32. Measuring Holes Emulsions Measurement MEASUREMENT

33. Stemming Holes

34. INITIATION SYSTEM

35. Typical Section of Loaded Hole

36. Series of Loaded Holes

37. Typical Overview of Production Blast

38. Inspection of Shot Lines

39. Notifications: Two Hour- 15 Minute- 5 Minute- Countdown- BLAST!!! All Clear for Survey Channel Reopened for Commercial Traffic

40. Fire in the Hole

53. Dredging and Disposal Operations

54. Dredge Positioning

55. Outcome

56. Shipping Coordination

57. Shipping Coordination

58. Shipping Coordination

59. 100% of dredge prism taken to grade 500,000 cubic yards of material transported to Ross Island Lagoon for environmental remediation No water quality violations No negative environmental impacts Results

60. Total number of holes drilled: 3,750 holes + Total pounds of explosives: 240,000 lbs (120 tons) + Total feet of shot line: 1,000,000 lf + Total number of blasts: 95 blasts Total number of drilling days: 85 days Total number of jobs created: 75 (60 local jobs) Total number of man hours: 35,000 hours Total number of square feet blasted: 550,000 sf Total number of cubic yards removed: 500,000 cy Total number of lost time accidents: 0 Total number of environmental incidents: 0 Total number of salmonoids/steelhead taken: 0 Total number of marine mammals harmed: 0 Total percentage of time ahead of schedule: 25% Final Project Numbers

61. Questions?