WMS :: GROUNDING AND BONDING SYSTEM (WORK METHOD STATEMENT) ARAMCO PROJECT SAMPLE

WORK METHOD STATEMENT FOR GROUNDING AND BONDING SYSTEM

TABLE OF CONTENTS

1.         SCOPE

2.         PURPOSE

3.         DEFINITIONS

4.         REFERENCES

5.         SAFETY REQUIREMENTS

6.         QA/QC REQUIREMENTS

7.         METHOD OF PREPARATION

8.         DOCUMENTATION

9.         ATTACHMENTS

 

1.        SCOPE:

This Work Method Statement for Grounding and Bonding Procedure covers the new installed building and Substations in __(Project Name)_ Project.

 

2.        PURPOSE:

The purpose of this procedure is to provide for the detailed requirements that shall be followed during Grounding and Bonding system and Instrument Master Reference Grounding Installation.

 

3.        DEFINITIONS:

COMPANY : SAUDI ARAMCO       

CONTRACTOR:

SUB CONTRACTOR:

PROJECT:

SAPMT  : SAUDI ARAMCO PROJECT MANAGEMENT TEAM

SAPID    : SAUDI ARAMCO PROJECT INSPECTION DIVISION

SAPOD   : SAUDI ARAMCO POWER OPERATION DISTRIBUTION

 

4.        REFERENCES:

SAES-P-111         Grounding

SAES-P-104         Wiring Methods and Materials

SAES-P-100         Basic Power System Design Criteria

SAES-P-119         Substation

SAES-P-121         Transformers and Reactors

SAES-J-902          Electrical System for instrumentation

NFPA 70              National Electrical Code (NEC)

UL 467  UL Standard for Grounding and Bonding Equipment

 

5.        SAFETY REQUIREMENTS:

5.1.        Necessary safe work permit shall be obtained. All person involved in these activities shall wear complete Personal Protective Equipment (PPE) in accordance with safe work requirements.

5.2.        Barricades and Signboards shall be installed around the working area to restrict from other not involved in these activities.

 

6.        QA/QC REQUIREMENTS:

6.1.        Contractor’s E&I Inspector shall verify all materials and tools as per SAES-P-111 Sec.5.2 A, B, C&D.

6.2.        Contractor’s E&I QC Inspector shall carefully check the work execution against all relevant drawings, applicable standards and specifications, Codes and Manufacturing Instruction Manual.

6.3.        The quality control program shall be as per (SAES) Saudi Aramco Engineering Standards.

6.4.        The detailed inspection stages and methods shall be as per the approved inspection and test plan.

6.5.        All installed below and above ground grounding system shall be inspected for elevation and routine as per approved IFC drawings.

6.6.        Inspection and test plan must be submitted ahead of time for SAPMT, SAPID and TECNICAS RHEUNIDAS.

 

7.        METHOD OF PREPARATION:       

7.1.        Experience Electrical Personnel to perform Grounding System Installation.

7.2.        Familiar of Exothermic or CADWELD Manufacturer Manual and Instructions.

7.3.        All required connection points are earthed using continuous grounding conductor.

7.4.        Grounding cable, ground rod and accessories size is as per project specification and approved IFC drawings.

7.5.        Check approved correct accessories material used

7.6.        Check mechanical protection of ground cable.

7.7.        Check all underground splices and bonding.

7.8.        Location is correct as per latest approved IFC drawings

7.9.        All sharp edges removed, cable protected adequately.

7.10.      Check cable connection point is appropriate.

 

8.        DOCUMENTATION:

8.1.        SATIP-P-111-01 Grounding and Bonding

8.2.        SAIC-P-3711 Grounding GES copper, copper-clad (Jacketed) Steel galvanized steel

rod –installation

8.3.        SAIC-P-3713 Grounding –GES/GEC –Exothermic (Thermite) Welding materials mold

& tools installation

8.4.        SAIC-P-3714 Grounding GES/GEC/EGC Hydraulic Compression Connector

Installation

8.5.        SAIC-P-3709 Grounding and Bonding Accessories – Material Receiving

8.6.        SAIC-P-3708 Grounding and Bonding Accessories – Material Receiving

8.7.        SAIC-P-3701 Grounding – GES- Copper Rod, Copper Jacketed Rod & Galvanized

Steel Rod – Material Receiving

8.8.        SAIC-P-3705 Grounding – GES – Ground Grid & Electrode Conductors – Material

Receiving

8.9.        All inspection reports shall be filed at QA/QC department including test reports.

 

9.        ATTACHMENTS:

9.1.        IFC Grounding System Drawing.

9.2.        IFC Master Reference Grounding Drawing.

Also Read:  SAES - Saudi Aramco Engineering Standards 2021

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