He has a rich history. He is a great talent AfterHe is a great talent. After all these years he still makes great movies. He is still valuable. Despite all the younger actors around Jack still bringsaround, Jack still brings people out to the movies.

The Lee C. Moore name is a The Lee C. Moore name is a recognized name globally.recognized name globally.

By leveraging the Lee C. Moore name in conjunction with the By leveraging the Lee C. Moore name in conjunction with the equity of the Woolslayer name built over the last two decades, equity of the Woolslayer name built over the last two decades, we opened new opportunities to showcase our capabilities to we opened new opportunities to showcase our capabilities to potential new customers.potential new customers.

Structural Equipment Built by Lee C. Moore

Since 1907 LCM has built: Since 1907 LCM has built:

••over 4000 Cantilever Mastsover 4000 Cantilever Masts

••over 500 Offshore Derricksover 500 Offshore Derricks

••over 300 Trailer Mastsover 300 Trailer Masts

Recommended Practice forRecommended Practice for Use and Procedures for I ti M i tInspection, Maintenance, and Repair of Drilling andand Repair of Drilling and Well Servicing Structures

API Recommended Practice 4GThird Edition, April 2004

ObjectiveObjective

» Maintain serviceability of drilling and y gwell servicing structures.

» Give guidelines and procedures for» Give guidelines and procedures for inspection, maintenance, and repair of this equipment.this equipment.

» Recommendations are supplemental to manufacturer’s instructions and safetymanufacturer s instructions and safety practices of API RP 54.

Structures CoveredStructures Covered

» Masts and accessories» Masts and accessories

» Derricks and accessories

» Substructures and accessories

» Note: Crown block sheaves and bearings are covered under API RP 8B

DerrickDerrick

» A semi-permanent structure of square or rectangular cross-section with memberssection with members on all four sides. Assembled in vertical or operating position. Includes no erection mechanismmechanism.

MastMast

» A structural tower comprised of one or more sections, assembled or transported horizontallytransported horizontally, and then raised to the operating position. It may

fbe telescoped or unfolded during erection.

References

» API RP 9B » Application, Care and Use of Wire Rope for Oil Field ServiceAPI RP 9B

» API RP 54» API Spec 4F

Oil Field Service» Occupational Safety for Oil and Gas Well

Servicing Operations» Drilling and Well Servicing Structures» API Spec 4F

» AISC 335-89» ASNT TC-1A

» AISC Manual for Steel Construction, ASD, 9th Edition

» Recommended Practice for Personnel Q lifi ti d C tifi ti i N» ASNT TC 1A

» ASTM A370» AWS D1 1

Qualification and Certification in Non-Destructive Testing

» Standard Test Methods and Definitions for Mechanical Testing of Steel ProductsSt t l St l W ldi C d» AWS D1.1

» API RP 8B» Structural Steel Welding Code» Recommended Practice for Procedures for

Inspections, Maintenance, Repair, and Remanufacture of Hoisting Equipment

General ProcedureGeneral Procedure

» Users/owners should establish written» Users/owners should establish written procedures for inspection, maintenance and repair of each item of equipment orand repair of each item of equipment or may utilize written recommendations from the equipment manufacturerfrom the equipment manufacturer.

» Actions may be initiated based on, but not limited to one or more of thenot limited to, one or more of the following criteria:

Initiate Actions Based OnInitiate Actions Based On

» Specific time intervals» Specific time intervals» Measurable wear limits

N f f i t» Non-performance of equipment» Environment» Experience (history)» Regulatory requirements» Regulatory requirements» Equipment damaged during incident

Inspection Categories

» Category I» Category I

Vi l b ti f th t/d i k dVisual observation of the mast/derrick and substructure by rig personnel during operations for indications of inadequateoperations for indications of inadequate performance.

Inspection Categories» Category II

Category I inspection plus a more thorough inspectionCategory I inspection plus a more thorough inspection of, but not limited to:

• Load bearing areas for cracks• Sheaves for cracks• Sheaves for cracks• Damage• Corrosion• Loose or missing componentsLoose or missing components• Premature wear

This more detailed inspection should be performed during rig-up operations.du g g up ope at o s

Inspection Categories

» 6.2.3 Category III1 A thorough visual inspection of all load bearing1. A thorough visual inspection of all load bearing

components and members should be conducted to determine the condition of the mast/derrick and substructure and should be documented on the checklist in Appendix A, B, C or D as applicableC or D as applicable.

2. The completed (and signed) checklist, as well as any major repairs completed, are to beas any major repairs completed, are to be documented in the permanent rig file.

Inspection Categories

» 6.2.3 Category III (continued)

3. Inspections on well servicing, truck, or trailer mounted masts should include observation of rig-up and rig-down operations.

Inspection Categories

» 6.2.4 Category IV1 A Category III inspection plus the1. A Category III inspection, plus the

equipment is to be disassembled and cleaned to the extent necessary to conductcleaned to the extent necessary to conduct NDT of all defined critical areas.

2. An ultrasonic thickness test is recommended on all tubular style (or closed style) members to test for internal corrosion.

3. Internal cameras may also be used to visually inspect for internal corrosion.

Inspection Categories

» 6.2.4 Category IV (Continued)4. Any damage found during the inspection is defined4. Any damage found during the inspection is defined

as MAJOR, SECONDARY, or MINOR, on the following basis:

M j D Si ifi t t i l di t tiMajor Damage – Significant geometrical distortion or structural damage to primary load carrying components including raising assembly, main legs, hinge points, and crowncrown.Secondary Damage – Damage or distortion to non-primary load carrying components.Mi D D di t ti f illMinor Damage – Damage or distortion of ancillary equipment, i.e., ladders, walk-arounds, tong hangers, etc.

Inspection Categories

» 6.2.4 Category IV (Continued)5 All ld (100%) h ld b i ll i d5. All welds (100%) should be visually examined.6. All welds in critical areas should be inspected using

magnetic particle (MPI) or liquid penetrant (PT)magnetic particle (MPI) or liquid penetrant (PT) method in accordance with Section 6 of AWS D1.1. An alternative is to utilize ultrasonic testing (UT).

7 W ld l i d t t i diff t7. Welds on galvanized structures may require different inspection techniques and intervals. Cracks are generally identified through visual inspection on a g y g pgalvanized mast/derrick.

Frequency of Inspection

» 6.3 The user/owner of the equipment should developThe user/owner of the equipment should develop schedules of inspection based on experience, manufacturer’s recommendations, and one or more of

f fthe following factors:• Environment• Load cyclesy• Regulatory requirements• Operating time• Testing• Testing• Repairs

Frequency of Inspection

» 6.3Inspection Types and FrequencyInspection Types and Frequency

Category Daily Rig-Up 730 Op Days *

3,650 Op Days **

Documentation

Inspection Types and FrequencyInspection Types and Frequency

Days Days

I X Optional

II X OptionalII X p

III X Equipment File

IV X Equipment FileIV X Equipment File

* Every 2 calendar years for well servicing rigs* Every 2 calendar years for well servicing rigs

** Every 10 calendar years for well servicing rigs** Every 10 calendar years for well servicing rigsy y g gy y g g

Frequency of InspectionFrequency of Inspection» 6.3

• In corrosive environments (humidity, salt, H2S, etc.) an increase in the inspection frequency should be considered. This includes checking for internal corrosion on tubular style members on a more expedited schedule.

Frequency of InspectionFrequency of Inspection

» 6 3» 6.3

M t / d i k d b t t• Masts / derricks and substructures on mobile offshore drilling units or fixed l tf t f thplatforms are exempt from the

requirements of a Category IV i tiinspection.

Acceptance CriteriaAcceptance Criteria

» 6 4» 6.4• Acceptance criteria should be established

based on experience and manufacturer’sbased on experience and manufacturer s recommendations.

• Worn equipment that does not meet the acceptance criteria should not be acceptedacceptance criteria should not be accepted for operation.

Rejected EquipmentRejected Equipment

» 6 5» 6.5

R j t d i t h ll b k d• Rejected equipment shall be marked and removed from service.

Enhanced Personnel QualificationsEnhanced Personnel Qualifications

» Welding Inspection – AWS Certification» Hydraulics Training – Hydraulics Mfgs.» Safety Training

Offshore (Survival / Fire / Gas)Offshore (Survival / Fire / Gas)Ropes Training (Tie-Off Procedures)

» Drilling Structures SeminarB i D i P i i lBasic Design PrinciplesVisual Inspection GuidelinesBasic Repair PrinciplesUpgrades & Modifications Guidelines

Enhanced Inspection for Unknown StructuresStructures

» Determining the design rating of the» Determining the design rating of the structures

Detailed surveyDetailed surveyMaterial analysisEngineering analysisEngineering analysisCategory IV inspection

Tools for Enhanced InspectionTools for Enhanced Inspection

» Total Station (Alignment)» Total Station (Alignment)» Lasers (Alignment)

S t h (M t i l P ti )» Spectrograph (Material Properties)» Ultrasonic (Corrosion)» Internal Camera (Corrosion)

API RP4G Specification Update Items Under Review:Under Review:

» Bolt Tightening – Pretensioningg g g

» General Inspection Criteria for Hydraulic Components

» Guidelines for Leveling & Shimming

» Low Temperature Operation

» Frequency of Inspection

Exploration & Production Standards Conference on Oilfield Equipment and MaterialsOilfield Equipment and Materials

• June 28 - July 2, 2010H tt R W hi t C it l HillHyatt Regency Washington on Capitol HillWashington, DC

• Plan now to attend the API’s 87th Exploration & Production Standards C f Oilfi ld E i t d M t i l J 28 J l 2Conference on Oilfield Equipment and Materials, June 28 - July 2, 2010. The development of consensus standards is one of API’s oldest and most successful programs. It covers about 550 standards for all segments of the oil and natural gas industry. The breadth of this vital

i i t t i di ti f th i d i d t t t th tprogram is an important indication of the varied industry contacts that attendees can make during the sessions and networking opportunities.

• The deadline for pre-registration is June 11 2010• The deadline for pre-registration is June 11, 2010.

Lee C Moore A Woolslayer CompanyLee C Moore A Woolslayer CompanyLee C. Moore, A Woolslayer CompanyLee C. Moore, A Woolslayer Company