Diamond Ocean Patriot

Site Survey: September 09, 2015 NOV Devin Surveyor: Kent Ware
Prepared by NOV/Devin Quality

Document Type: Custom
Dc. Number: DVN-SS-DO-001
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© 2015 NOV Devin International. All rights reserved. Terms and conditions of use: By accepting this document, the recipient agrees this document (together with the contents) is confidential and proprietary
property of NOV Devin International and includes valuable trade secrets, proprietary information of NOV Devin International (collectively “information”). NOV Devin retains all rights under copyright laws and
trade secret laws of the United States of America and other countries. The recipient further agrees the documents many not be distributed, transmitted, copied or reproduced in whole or part by any means, without
express written consent of NOV Devin International, and may not be used in any way detrimental to NOV Devin International.
Uncontrolled when printed – confirm the correct revision is used

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Diamond Ocean Patriot
Table of Contents
Cover Sheet ……………………………………………………………………………………………………………………………………….1
Diamond Ocean Rig Photo ……………………………………………………………………………………………………………………. 2
Table of Contents ………………………………………………………………………………………………………………………………….. 3
General Drillship Information
General Description …………………………………………………………………………………………………………………………… 4
Drilling Equipment …………………………………………………………………………………………………………………..………… 4
Storage Capacities ……………………………………………………………………………………………………………………………… 4
Cranes ……………………………………………………………………………………………………………………………………………….. 4
Site Survey ………………………………………………………………………………………………………………………………………… 5-6
Site Survey Diagram…. …………………………………………………………………………………………………………………………… 7
Notes …………………….. …………………………………………………………………………………………………………………………….. 7
Photographs Rig Floor ..…………………………………………………………………………………………………………………… 9-20

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Diamond Ocean Patriot

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Customer: Diamond Offshore Rig: Ocean Patriot
Well #: - IMO#: 8753469
Block: - Area: -
DRILLING INSTALLATION
1. Distance of top drive guide rails web to web NA
2. Distance of top drive guide rails flange to flange 71 5/8”
3. Distance from center of web to well center 57 3/8”
4. Top drive guide rails web width 50”
5. Depth of top drive guide rail tracks 7 ¼”
5a. What is the distance from well center to well center (fwd. to aft. rotary) N/A
5b. What is the distance from inner guide rail to inner guide rail between the dual derrick? N/A
6. Fwd. V-door width N/A
Fwd. V-door height N/A
7. Aft V-door width N/A
Aft V-door height N/A
8. Starboard V-door width N/A
Starboard V-door height N/A
9. Wind wall height 25 FT
10. What side of the lift frame does the stabilizer mount on in relation to the guide rails N/A
11. Which V-door is used for rig up FWD
12. What is the total height of the derrick (Crown-out) 186 FT
13. What is the top drive rated for N/A
14. What are the air tuggers rated for 5K LBS.
15. Distance from rig floor to bottom of top drive guide rails 113”
16. Are dolly resting plates present on lower ends of the top drive guide rails YES
17. How many skates are there NONE
18. What are the skates rated for N/A
19. What are the skates height and widths N/A

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20. Are there any obstructions on the skate i.e. handrails and are they removable NA
21. Where are the skates located in reference to well center N/A
22. Are there any obstructions in the derrick (Ex. Kelly hoses or anything tied down) N/A
23. What is the minimum stump height at well center 3 FT
24. What is the rig air PSI 120PSI
25. Mark locations of rig air on diagram with * See Diagram
26. What is the maximum deck loading weight per square foot for the Pipe deck N/A
27. What is the maximum deck loading weight per square foot for the main deck N/A
28. Identify drill shack location on diagram with an X See Diagram
29. What is the capacity of the crane at the V-door 30 TON
30. Are there any restrictions to HPU type (Zone 1 or Zone 2) N/A
31. Take photos of top driver guide rails, V-doors, pipe deck, main deck, rig floor, skates, well
center, top drive, available work space, entire work area, and all surrounding areas.
See attached
photos
32. Mark location of coiled tubing reel with “CT” on attached diagram. See Diagram
33. Will the coiled tubing rig-up obstruct the V-door noted in item 11? N/A
33. What size bails, if any, are in the top drive 10 FT 350 TON
34. What is the max bail size the top drive can accept, i.e. 750T, 500T, etc. 350TON
35. Distance from the V-door to the center of the rotary 260”
36. Distance from the aft V-door to the center of the rotary N/A

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Catwalk - CT
Only V-Door

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NOTES:
 Width of Wind Wall – 9’11”
 Only one V-Door
 Eyeballing track to Well Center – 50”
 Coil Reel on the Cat Walk

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Pipe Slide to Pipe Deck
Opening to V-Door

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Wind Wall
Wind Wall / V-Door

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Christmas Tree / BOP / Driller’s Shack
Rig Floor / Bails / Elevators / Top Drive

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Driller’s Shack / Draw Works
Well / Rig Floor /Backside Dolly Tracks

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Top Drive / Kelly Hoses
-A- Frame / V-Door Height

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Slick Line Unit
Pipe Deck

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Main Deck / Cargo Storage
Cargo Storage

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Guide Rails inside Dolly Track
Top Drive in Dolly Tracks

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One Side of Dolly Track Leg- Lower End – Web Area
Dolly Tracks / Well Center

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Dolly Track to Well Center / Racking Board
Dolly Tracks / Draw Works

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Bottom Lower Angle Dolly Tracks
Higher Angle Dolly Tracks

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Dolly Tracks

Diamond Ocean Patriot

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