1. MAKING PROGRESS POSSIBLE 11/20/09 Technology in the Dirt GIS Day – McAllen, TX

2. MAKING PROGRESS POSSIBLE So what does all this mean? Will this impact your business? What are the Risks? What are the Rewards?

3. MAKING PROGRESS POSSIBLE

4. The Road Design Profile View 80 m Cross Section View A B C 8 m North Road South Road Top View

5. MAKING PROGRESS POSSIBLE Summary of the production study results Conventional: 24:32 hrs AccuGrade: 11:50 hrs

6. MAKING PROGRESS POSSIBLE Summary of the production study results 100% Increase in Productivity 3,0 days vs. 1,5 days Increased Machine Utilization Less waiting time Longer passes Savings in Operating Cost 43% less Fuel consumption Less wear on U/C and GET Conventional AccuGrade 43% fuel saving

7. MAKING PROGRESS POSSIBLE Summary of the production study results Reduction in Surveying Cost 18 hrs & 14 min. X 2 people (Old way) vs.. 54 min. for 1 person (New way): 95% time saved and 1 person less. Increased quality / potential for material saving 45% in tolerance vs.. 98% in tolerance & much more consistent Verges and side slopes visually looked much better with AccuGrade 9 Trucks vs.. 8 Trucks over 80M – 11% savings ConventionalAccuGrade

8. MAKING PROGRESS POSSIBLE Design Surface

9. MAKING PROGRESS POSSIBLE AccuGrade Product Line Overview Track Type Tractor AccuGrade Laser AccuGrade GPS AccuGrade UTS Motor Grader AccuGrade Cross Slope AccuGrade Sonic AccuGrade Laser AccuGrade GPS AccuGrade UTS Backhoe Loader AccuGrade Site Ref. AccuGrade Laser Ref. (indicate only) E Series Excavator Site & Laser Reference (indicate only 311-319) AccuGrade GPS (indicate only 320-385) Soil Compactors AccuGrade Compaction CS56, CS64, & CS76 Wheel Tractor Scraper AccuGrade GPS 613G

10. MAKING PROGRESS POSSIBLE AccuGrade ® Compaction System AccuGrade ® GPS AccuGrade ® CD700 display Records & maps compaction results Displays measurements and guides the operator Export compaction data to AccuGrade ® Office with Wireless Option

11. MAKING PROGRESS POSSIBLE AccuGrade Compaction vs. Traditional Testing Methods

12. MAKING PROGRESS POSSIBLE Intelligent Compaction

13. MAKING PROGRESS POSSIBLE Asset Management with Technology

14. Low Earth Orbiting Satellite Network GPS Position 0 0 1 1 2 2 3 3 8 8 Hours from the R Terminal ECM Location SMU Event & Diagnostic Codes System Overview

15. What’s going on with the machines at the Stone Ridge jobsite. Status Jobsite Productivity

16. Utilization They’re hardly using it! I’ll move it to the Main Street job. I won’t have to rent one after all. Jobsite Productivity

17. MAKING PROGRESS POSSIBLE Utilization Unit T12345 is Idling about 32% of the time. Jobsite Productivity

18. Owning & Operating Costs Planned Maintenance The service on the 420D is late. The D8T will come due this week.

19. Safety Operation We need to get this operator training?

20. MAKING PROGRESS POSSIBLE Conclusions What does all this mean? This is currently impacting our businesses? Are the risks manageable? Are there rewards already being reaped?