METHOD STATEMENT LIGHTNING PROTECTION SYSTEM

METHOD STATEMENT LIGHTNING PROTECTION SYSTEM

TABLE OF CONTENTS

  1. Scope / Objective
  2. Reference
  3. Access / Egress
  4. Health and Safety Hazards

a. Safety Lighting
b. Task Lighting
c. Emergency Arrangements
• General
• Fire Precautions
• Communication
d. Risks Control
• Hazards / Risks
• Control Measures / Permits
• 3rd Party Protection
• Environmental Considerations

  1. Definitions
  2. Responsibilities / Supervision
  3. Procedures / Method to be Employed
  4. Training
  5. Working Hours
  6. House Keeping
  7. Manpower Requirement & Supervision
  8. Material Requirement
  9. Plant & Equipment
    a. General
    b. Plant and Equipment Schedule
    c. Personnel Protective Equipment
    d. Power
    e. Working Platforms
  10. Q.C. Approvals and other Documentation
  11. Supporting Documentation
  12. Distribution
  13. Other Information
  14. Site Safety Engineers Approval
  15. Attachment – Sketches

1.0 Revision Status
Revision
No Date Prepared
By Reviewed
By Arabtech Approved
Revision
Description
0 29/08/04

S.Georgiou  G.Georghiou M.Pickup        
1   5/10/04

S.Georgiou

C.Ctorides
G.Georghiou M.Pickup
2 16/11/04

S.Georgiou

C.Ctorides
G.Georghiou M.Pickup

1.0 SCOPE / OBJECTIVES

This Method Statement covers the installation of Lightning Protection System. This procedure is to define the method used to ensure that Lightning Protection System has been installed as per the contract requirement.

2.0 REFERENCES

2.1 Particular General Package Scope of Work section 1105/SP/E-16005 of specification.
2.2 Particular Earthing (Grounding) section 1105/SP/E-16450 of specification.
2.3 Particular Lightning Protection section 1105/SP/E-16670 of specification.

3.0 ACCESS / EGRESS

Work will be carried out only when all associated works of main contractor been verified that they have been completed.

4.0 HEALTH AND SAFETY HAZARDS.

Health and Safety procedure by Main Contractor and by A&P will be implemented for this job. The responsible safety officer as per A&P procedure will do a routine safety inspection.

a. Safety Lighting.

Safety lights will be used in case of power failure ensuring the good illumination of the working area to aid evacuation if necessary. To be provided by A&P.

b. Task Lighting.

Adequate lighting will be provided ensuring the good illumination of the working area. The task lighting will get power supply from the nearest power socket (provided by Main Contractor) which should be protected by relevant RCD.

c. Emergency Arrangements.

• General: Site general safety procedures will be followed. In case of emergency the safety officer/foreman will stop the work, he will administer the emergency arrangements and he will report to assembly points as described during Site Induction Course.

• Fire Precautions: No significant fire risks associated with this activity but general fire precaution measures will be taken as per Arabtec instructions to A&P.

• Communication: Communication from site areas to Site Office via mobile phones issued to senior foremen. In emergency situations the users of handheld 2-way radios to be notified if deemed that this can speed up notification of relevant personnel and/or the JBR01 Site Clinic.

d. Risk and Controls.

• Hazards / Risks
Relevant risk assessments (See section 19 Attachments)

• WAH-001 Ladders and Step Ladders.
• MAT-004 Disposal: Waste Materials
• PRT-007 Hand Tools
• PRT-010 Portable Electronic Equipment.
• WAH-002 Mobile elevated working platforms.
• WAH-006 Working at Heights.
• CON-025 Work on Roofs.

• 3rd Party Protection: Applicable as per the contract only.

• Environmental Considerations: After the finalization of the works the working area should be cleaned from any scrap materials in a daily bases related to the performed work.

5.0 DEFINITIONS

  ATC   -   Arabtec Construction (LLC.)
          A&P -     A&P Paraskevaides and Partners LLC.
  M.S. -    Method Statements.

6.0 RESPONSIBILITIES / SUPERVISION

6.1 Project Manager – will have the overall responsibility of the Project for execution, quality and safety. Also he will maintain the planning progress and coordination of works with main contractor.

6.2 Project Senior Electrical Engineer / Site Electrical Engineer – will be responsible for the day to day activities on site, for materials, drawings, testing & commissioning. The Project Senior Electrical Engineer will report to the Project Manager.

6.3 Supervisor – will be directly responsible for the day-to-day job on site, for handling the technicians or any other staff assign to his area.

6.4 Safety Officer – will be responsible for the Health and Safety aspects on site as per the Mains Contractor and A&P Safety requirements.

6.5 QA/QC Department – will be oversee all quality requirements and quality control measures for the Project in coordination with the Senior Electrical Engineer as outlined in the A&P QA Manual.

7.0 PROCEDURES / METHOD TO BE EMPLOYED.

7.1 Prepare and submit shop drawings for approval.

7.2 Submit calibration certificates for the tester to be used.

7.3 Prepare and submit required materials for approval as per section 1105/SP/E-16670 of specification.

7.4 Procure and deliver approved materials.

7.5 Offer materials for inspection to ATC/HYDER. Proceed if approved.

7.6 Inspection and testing (continuity) of welded rebars riser.

7.7 Inspection and testing (continuity) of welded columns and floor slab.

7.8 Mark the welded rebars by red paint all the way to the roof (by main contractor)

7.9 Provide denso tape to clamp/rebar at connection point.

7.10 Layout routes of roof conductor tapes.

7.11 Mark on the roof the positions of saddles at intervals not exceeding 1.0m.

7.12 Drill and secure in place the base of the approved saddles.

7.13 Bond four hole earth points to reinforced bars of the structure columns at pre designated points by using clamps.

7.14 Carefully unroll copper tape roof conductor.

7.15 Position in place the copper tape roof conductor and secure it on the saddles and on the four holes earth points.

7.16 At level No 5 – basement, at the reinforcing bars of pre designated columns, bond by using approved clamps 70mm2 pvc covered cable, which ends is connected to four-hole earth point. The 70mm2 pvc covered cable to be factory cad welded on the four-hole earth point or to be cad welded on site. See below further description of cad welding process.

7.17 Identify positions to be cad welded.

7.18 Person who will perform the cad weld should take all necessary safety precautions, such as to wear safety glasses and protective gloves.

7.19 Clean conductors that will be cad welded.

7.20 Position cleaned conductors in mould after making sure mould is dry, by pre-heating.

7.21 Place metal disc in bottom of mould crucible.

7.22 Pour powder in to crucible, spreading some starting powder on mould edge.

7.23 Close lid and ignite with flint gun from the side, firing spark onto starting powder.

7.24 Reaction should take place safely inside the mould. Once the joint is finished the joint should be cleaned using a mould scraper and brush.

7.25 Measure grounding system resistance as per test form 1.3.02.TS01

8.0 TRAINING

8.1 Tradesmen performing the describe work will be experienced electricians. If deemed necessary specific team/individuals will undergo further training and awareness programs for this activity by the production / Quality Assurance Departments.

8.2 Toolbox talks will provide general training and awareness for each activity and also in Health & Safety matters and precautions.

9.0 WORKING HOURS

Normal working hours: 7.00 a.m to 5.00 pm

10.0 HOUSE KEEPING

A&P personnel will clear work areas of scrap materials derived from their work on a daily basis ensuring a clean and healthy work environment and also to maintained free access and egress in the event of an emergency.

11.0 MANPOWER REQUIREMENT & SUPERVISION

Saddle fixing requires minimum one tradesman. Copper tape positioning and fixing requires a minimum one tradesman and one laborer.

12.0 MATERIAL REQUIREMENT

Materials requirements for this activity are: Copper tape, saddles, screws, raw-plugs.

13.0 PLANT & EQUIPMENT REQUIREMENTS

a. General: Screwdriver, pliers, hammer, drill, junior hack saw
b. Plant and equipment schedule: Ditto
c. Personnel Protective equipment: All personnel should wear at all time safety shoes, helmet and coverall.
d. Power: Single-phase normal power where it is needed.
e. Working Platforms: Scaffolding and/or ladders.

14.0 Q.C. APPROVAL AND OTHER DOCUMENTATION

15.0 SUPPORTING DOCUMENTATION

Not applicable.

16.0 DISTRIBUTION

  • Main Contractor,
  • Senior Electrical Engineer
  • Q.C. Engineer
  • Site Electrical Engineer
  • Tower Health & Safety Officer

17.0 OTHER INFORMATION

Not applicable

18.0 SITE SAFETY ENGINEER’S APPROVAL

Risk mitigation measures as identified in Risk Assessments in Section 19 to be inspected at regular intervals through out the duration of activity.

19.0 ATTACHMENTS

• WAH-001 Ladders and Step Ladders.
• MAT-004 Disposal: Waste Materials
• PRT-007 Hand Tools
• PRT-010 Portable Electronic Equipment.
• WAH-002 Mobile elevated working platforms.
• WAH-006 Working at Heights.
• CON-025 Work on Roofs.

Md Abu Zaed Khan
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