Documentation
Project Execution Plan (PEP)
The Contractor shall be responsible for preparing a PEP and shall issue it to the Employer for review at least 30 days before the Works commence. The PEP shall comprise, as a minimum, the following documents:
HSEQ Delivery Statement;
Construction Phase Health and Safety Management Plan (H&SMP);
Construction Phase Environmental and Social Management Plan (ESMP) compliant with the ESIA; Construction Phase Stakeholder Engagement Plan (SEP);
Construction Phase Traffic Management Plan (TMP) including logistics plan inclusive of transport and delivery schedules;
Detailed construction Schedule;
Quality Plan (QP) addressing, inter alia, materials, inspections, and testing;
Document Control Plan (DCP);
Change Management Plan (CMP); and
All required Risk Assessments and Method Statements (RAMS).
The Contractor shall update these documents during construction as required on a regular basis.
Design Register
The Contractor shall prepare and provide for review by the Employer a design register for the Works of all PV, mounting, civil, electrical, C&I and communications, and security documents and drawings, and maintain the register with a tracked programme. A draft design register and tracked programme shall also be provided at the outset of the design activities for the Employer review and comment.
Preliminary Design Documents
All preliminary design documents required for the detailed management, planning, construction, testing and commissioning of the Works. It is expected that some of the details of the documents will require further development and detailing.
The Preliminary Design Documents will be issued by the Contractor to the Employer within one month of the Notice to Proceed.
The Preliminary Design Documents shall include as a minimum the following:
Civil and Structural
Results or scopes of works for additional geotechnical, hydrological and topographical (or similar) surveys;
Results of pull out tests and associated structural calculations;
Site layout inclusive of row numbering, access tracks, power stations and all civil works (permanent and temporary);
Construction compound facilities layout;
Drainage plan;
Civil works plan, side views and elevations;
Trench details and cable runs;
Structural calculations as required by the Employer’s Requirements.
Electrical
Grid connection and integration studies;
Earthing design studies and design;
Electrical insulation and insulation coordination studies according to IEC 60071: 2010;
DC collection system schematic, single line diagram and component specifications inclusive of modules, cables, string boxes, fuses and ducts;
AC collection system schematic, single line diagram and component specifications inclusive of datasheets, installation manuals and operations and maintenance manuals for inverter stations, cables, fuses and ducts;
Telecommunications and SCADA network schematic, single line diagrams, block diagrams and component specifications inclusive of datasheets, installation manuals and operations and maintenance manuals for cables, switches, data management systems and graphics interfaces; Security system schematic, single line diagrams, block diagrams and component specifications inclusive of datasheets, installation manuals and operations and maintenance manuals for cables, switches, data management systems and graphics interfaces;
Weather station and soiling panel component details.
Facility As-Built Design Documents
The Facility As-Built Design Documents, provided by the Contractor for the Employer’s review, shall be the completed design package which represents what has been delivered for the Facility Works. The Facility As-Built Design Documents shall include all the documents associated with the Facility Works and shall include as a minimum:
All Pre-COD Design Documents updated to reflect the As-built design for the Works as fully tested and commissioned,
All quality, testing and commissioning results,
All results, samples, statistics and data as required by the Quality Management Plan, Safety Management Plan and Social and Environmental Management Plan,
Operations and Maintenance Manual.
PV Site Pre-COD Design Documents
The pre-COD design shall be a near complete design package, provided by the Contractor for the Employer’s review, which represents what has been installed to date and prior to COD. The Pre-COD Design Document package shall include as a minimum:
All Preliminary Design Documents updated to reflect the design actually used for construction; • Cable numbering and identifications;
Signals list;
Protection settings;
Detailed COD testing and commissioning plan;
Detailed training Plan
PV Site As-Built Design Documents
The As-Built package shall include but not be limited to the following:
AS-BUILT DOCUMENTATION LIST
| Ref. | Document |
|---|---|
| 1. | ELECTRICAL |
| 1.1. | Written parts |
| 1.1.1. | Description of the electrical design |
| 1.1.2. | Electrical calculation (including all DC, AC, LV, AC, MV, Grounding Systems and Ancillary Services calculations) up to the battery limit |
| 1.1.3. | Energy production forecast |
| 1.1.4. | PVSyst simulation sheets |
| 1.1.5. | Lightning system calculations |
| 1.1.6. | Grid integration study as per Grid Code and guidelines |
| 1.1.7. | BoQ |
| 1.2. | Drawings |
| 1.2.1. | General single-line diagram (SLD) |
| 1.2.2. | MV single line diagram |
| 1.2.3. | DC+AC single line diagram |
| 1.2.4. | Interconnection Facilities SLD |
| 1.2.5. | Design of Interconnection Facilities |
| 1.2.6. | Detailed string connection plan and string path |
| 1.2.7. | Grounding system layout |
| 1.2.8. | Grounding system – details |
| 1.2.9. | Lightning system (if any) |
| 1.2.10. | Electrical drawing of string combiner / junction box |
| 1.2.11. | Electrical drawing of Inverter and Transformer cabins |
| 1.2.12. | Auxiliary services SLD |
| 1.2.13. | Layout of cabling (DC) |
| 1.2.14. | Layout of cabling (AC) |
| 1.2.15. | Layout of cabling (MV) |
| 1.2.16. | Layout of cabling (communication) |
| Ref. | Document |
|---|---|
| 1. | ELECTRICAL |
| 1.2. | Drawings |
| 1.2.17. | Layout of cabling (auxiliary services) |
| 1.2.18. | Drawing of UPS and/or Diesel generator |
| 1.2.19. | Typical trenches and crossings |
| 1.2.20. | Fibre-optic cabling from PV Facility to Interconnection Point |
| 1.2.21. | Other |
| 1.3. | Specifications |
| 1.3.1. | PV panel |
| 1.3.2. | Inverter |
| 1.3.3. | Inverter cabin |
| 1.3.4. | Transformer (MV/LV, auxiliary) |
| 1.3.5. | MV switchgear |
| 1.3.6. | LV cabinets |
| 1.3.7. | Cables (DC, AC-LV, MV, communication, grounding cords, other) |
| 1.3.8. | Junction box, combiner box |
| 1.3.9. | UPS |
| 1.3.10. | Diesel generator |
| 1.3.11. | Cabin ventilation |
| 1.3.12. | Protection system (pilot protection, over current, short circuit, earth leakage, and any other required protection systems) |
| 1.3.13. | Transformer protection system |
| 1.3.14. | Metering system |
| 1.3.15. | Power quality analyser |
| 1.3.16. | Other |
| 2. | HV SUBSTATION |
| 2.1. | Written parts |
| 2.1.1. | Descriptive memory of the design (architectural, electrical, mechanical, electromechanical, etc.) |
| Ref. | Document |
|---|---|
| 2. | HV SUBSTATION |
| 2.1. | Written parts |
| 2.1.2. | Electrical calculation (including all DC, AC, LV, AC, MV, Grounding Systems and Ancillary Services calculations) |
| 2.1.3. | Structural calculation based on prescribed (National Building Code and Eurocodes) local conditions (dead, live, wind, seismic, snow loading) for civil works, foundations, footings, buildings |
| 2.1.4. | List of protection settings |
| 2.1.5. | BoQ |
| 2.2. | Drawings |
| 2.2.1. | Single line diagram (general) |
| 2.2.2. | Single line diagram (operating) |
| 2.2.3. | Single line diagram (protection and metering) |
| 2.2.4. | Single line diagram (communication and SCADA) |
| 2.2.5. | Single line diagram (AC and DC systems) |
| 2.2.6. | Substation layout (general arrangement) |
| 2.2.7. | Substation layout (elevations) |
| 2.2.8. | Grounding system layout |
| 2.2.9. | Feeders panel equipment layout |
| 2.2.10. | Transformer panel equipment layout |
| 2.2.11. | Transformer wiring scheme |
| 2.2.12. | Transformer protection and control wiring scheme |
| 2.2.13. | Bus zone and bus section equipment layout |
| 2.2.14. | Bus zone and bus section wiring scheme |
| 2.2.15. | Bus zone panel connection diagram |
| 2.2.16. | Lightning system (if any) |
| 2.2.17. | Auxiliary service wiring scheme |
| 2.2.18. | Generator equipment and layout |
| 2.2.19. | Generator equipment wiring scheme |
| 2.2.20. | SCADA RTU equipment layout |
| Ref. | Document |
|---|---|
| 2. | HV SUBSTATION |
| 2.2. | Drawings |
| 2.2.21. | SCADA RTU connection diagrams |
| 2.2.22. | Site layout |
| 2.2.23. | Site contour plan |
| 2.2.24. | Site roads and earthworks cross sections and details |
| 2.2.25. | Foundations |
| 2.2.26. | Building architectural design |
| 2.2.27. | Building electrical services |
| 2.2.28. | Building mechanical services |
| 2.2.29. | Building cable tray |
| 2.2.30. | Building conduit layout |
| 2.2.31. | Building grounding |
| 2.2.32. | Structures of HV equipment supports |
| 2.2.33. | Footings of HV equipment supports |
| 2.2.34. | Building earthing |
| 2.2.35. | Fire and security scheme and equipment layout |
| 2.3. | Specifications |
| 2.3.1. | HV/MV Transformer |
| 2.3.2. | Auxiliary Transformers |
| 2.3.3. | MV switchgears |
| 2.3.4. | Surge arrestors |
| 2.3.5. | Cable potheads |
| 2.3.6. | Supports and bars for HV equipment |
| 2.3.7. | Lightning mast |
| 2.3.8. | Cable terminations |
| 2.3.9. | HV disconnectors |
| 2.3.10. | HV circuit breakers |
| 2.3.11. | Current Transformers |
Interconnection Facilities Documents
The Interconnection Facilities Documents shall apply to the works which will be adopted by KPLC upon successful testing, commissioning, energisation and acceptance by KPLC. These shall be a near complete design package which represents what has been installed to date and prior to energisation. The Pre- Energisation Document package shall include only documents associated with the adoptable work and shall include as a minimum:
All Preliminary Design Documents updated to reflect the design actually used for construction;
Cable numbering and identifications;
Signals list;
Protection settings;
Detailed COD testing and commissioning plan;
Detailed training Plan.
Off-site Works As-built documents
The Contractor shall issue Off-site Works As-Built documents including:
All Pre-COD Design Documents updated to reflect the As-built design for the Works as fully tested and commissioned,
All quality, testing and commissioning results,
All results, samples, statistics and data as required by the Quality Management Plan, Safety Management Plan and Social and Environmental Management Plan, Operations and Maintenance Manual.
Operation and Maintenance Manuals
The Operation and Maintenance Manuals shall include, but not be limited to, the following:
PV Facility O&M manual (general);
High-Voltage Substation O&M manuals package;
Module maintenance manual;
Inverter O&M manual;
Transformer O&M manual;
Structure maintenance manual;
Tracker maintenance manual;
Switchgear maintenance manual;
Procedures for verifying correct system operation; Procedure to be followed in case of a system failure; Emergency shutdown/isolation procedures;
Maintenance and cleaning recommendations (if any); Health, Safety and Environment global manual;
Other manuals and specifications;
Inter alia these O&M Manuals should:
Provide an overview of each system and its design concept;
Pertain to the specific design, model, or type of infrastructure and equipment actually installed; Describe the safe and efficient operation and maintenance of the Facility throughout its life;
Alert the Employer to any hazard inherent in the equipment or likely to arise in the implementation of any operation or maintenance procedures;
List any major items expected to require replacement during the design life along with the expected dates of such replacement; and
Provide a clear maintenance schedule setting out the necessary maintenance intervals for the different elements of the Works.
Documentation to be Retained on Site
Additional to the submission of the O&M documentation as mentioned above, the following documents shall be retained on site:
Copies of all test results for tests performed, to the extent as normally retained in accordance with Good Utility Practice;
As-built drawings for the Facility and Interconnection Facilities, including the civil and architectural works;
All further technical documentation normally retained on Site in accordance with Good Utility Practice;
PV module’s flash test certificates, and;
The As Built drawings package.
Other Documents
Other Documents shall include, but not be limited to, the following:
Spare Parts list;
Lists and specifications for materials and accessories;
Flash test reports for each single module;
Manufacturer’s warranty certificates;
Quality assurance testing reports on the modules;
Quality assurance testing reports on the Inverters;
Quality assurance testing reports on the Transformers;
Quality and test report for the rest of the materials and equipment (QA/QC).
Earthing protection drawings and survey reports;
Site electrical test reports;
Component commissioning records in accordance with BS7671 and IEC62446; IEC certificates of compliance for electrical components;
Contractor’s Geological survey (if applicable);
Employer’s Designs and Drawings
The following designs and drawings have been prepared by the Employer and agreed with the Buyer.
These designs and drawings are not for construction but will be used by the Contractor as a guide in determining its design documents.
| Title | Drawing Number | Revision |
|---|---|---|
| Single Line Diagram | 70038867-D01 | 7 |
| Preliminary Interconnection Works | 70038867-D02 | 6 |
| Loop-in-Loop-Out Layout | 70038867-D08 | 6 |
| Preliminary Substation Elevation | 70038867-D09 | 7 |
| Preliminary SCADA diagram Rev 1 | 70038867-D10 | 1 |
| Engineering design of Rabai-Malindi-Garsen-Lamu Transmission Line 2E/2F Tower (21 sheets under file name “2E&F.pdf”) | As-built |