1. Drilling Program By: Ghanim K. Al Najrani

2. Casing Design Cementing Design Completion Design Drilling Time Drilling Program

3. Casing Design Cementing Design Completion Design Drilling Time Drilling Program

4. Casing Design C-95 # 53.5 C-75 # 43.5 N-80 # 53.5 C-95 # 43.5 Most Economic Design

5. Trial Error Process Four Design Specification 1.Burst4.Tension2.Collapse3. Adjusted Collapse Collapse under Axial Loading Casing Design

6. Grade C-75 # 43.5 from zero to 6410 Grade C-95 # 34.5 from 6410 to 7060 Grade N-80 # 53.5 from 7060 to 11306 Grade C-95 #53.5 from 11306 to 12000

7. Grade C-95 # 43.5 from surface to 7060 Grade C-95 # 53.5 from 7060 to Bottom Design 1 with 4 grades Design 2 with 2 grades 221,029 USD228,711 USD Casing Design

8. Drilling Program Completion Design Cementing Design Drilling Time

9. Cementing Design 95’ 2230’ 11950’ 17550’ 11450’ 20 ” Casing Number of sx: 250 sx Slurry Weight: 15.8 ppg 9 5/8 ” Casing Lead Number of sx: 1550 sx Slurry Weight: 12.0 ppg 13 3/8 ” Casing Number of sx: 650 sx Slurry Weight: 12.0 ppg 7 ” Liner Number of sx: 500 sx Slurry Weight: 13.6 ppg 9 5/8 ” Casing Tail Number of sx: 200 sx Slurry Weight: 15.8 ppg

10. Casing Design Drilling Program Completion Design Cementing Design Drilling Time

11. Completion Design

12. Casing Design Drilling Program Completion Design Cementing Design Drilling Time

13. Drilling Time (Productive Time) Tripping Time (Non-productive Time) Total Job Time (Drilling + Tripping)

14. Drilling Time

17. Casing Design Cementing Design Completion Design Drilling Time Drilling Program

18. ? Questions?