The document provides an overview of depot design and construction for Riyadh Metro. It discusses the various depot types including main depots, secondary depots, and stabling facilities. It describes the functions of key buildings within the depots like workshop buildings, administration buildings, and vehicle wash buildings. The document outlines the design process including developing requirements, producing design outputs, and using BIM modeling. It then discusses the construction phase including execution strategies, early works, civil works, steel erection, and finishing works. In summary, the document covers both the design and construction of the various depot facilities needed to support operations for Riyadh Metro.

1. 1
DRAFT
Riyadh Metro
University Seminar
Depots

2. 2
1 –Overview & Lifecycle
2 - Depots Design
3 - Depots Construction
4 - Depots Handover
Agenda
South Depot - Overall view

3. 3
Line 2: BACS
Main Depot - East Depot
West Stabling Facility
6 Buildings
11 Buildings
TOTAL:
2 Main Depots (East & South)
1 Secondary depot (North)
1 Stabling facility (West)
Project Overview – Depots
Line 1 & Line 2
Line 1: BACS
Main Depot - South Depot
12 Buildings
Line 1: BACS
Secondary Depot – North Depot
Line 2: BACS
Stabling: Stabling facility

4. 4
Project Life Cycle
• Generic Life Cycle
• 3 Phases or ‘Owners’
1 – Concept - ADA (RMTC)
2 – Implementation – BACS (Contractor)
3 – Operation - ADA & Operators
• All phases influence the Product

5. 5
Depots - Implementation
Construction
Engineering Design
Commissioning
Handover
Contractor Responsibility:
- Engineering Design
- Construction of the Design
- Commissioning & Handover Procurement

6. 6
Depots Design

7. 7
Function & Requirements
Defines the requested performances for
depots and maintenance workshops for the
lines of Riyadh Metro project, with
regards to operation and
maintenance needs.

8. 8
Depots’ Building Types
Depot
Operation
Buildings
Depot
Utility
Buildings
• Workshop building
• Light Workshop building
• Stabling building
• Paint building
• Vehicle Wash building
• Permanent Way building
• Administration building
• Diesel Generator building
• Security building
• Chiller building
• Pump Station building
• Traction Power building
• External Utilities
• External Works

9. 9
Depot Types – Main Depot
Main
Depot
• All overhauls and repairs on
removed equipment.
• All painting and car body repairs.
• Specific operations on permanent
way installation (as track grinding,
3rd rail exchange.)
South Depot
East Depot

10. 10
Depot Types – Secondary Depot
Secondary
Depot
• All inspection and systemic
preventive maintenance.
• Simple quick exchange in
case of failure on a train.
• Exterior vehicle washing to
clean prior to inspection.
• Wheel machining with an
underfloor wheel lathe.

11. 11
Depot Types – Stabling Facility
Stabling
Facility
• Secures & protects vehicles
against: Sun, Rain, Storms.
• Daily cleaning: Interior cleaning.
Exterior cleaning (if necessary).

12. 12
Buildings inside Depots
29 buildings (13 steel + 16 concrete)
ACF
L
J
E
D
B
K
H
G
I
South
Depot
Building Building South East North
A Workshop Building 100 0.75 0.8
B Light Workshop Building 100 0 0
C Stabling Building 100 0.75 0.8
D Paint Building 100 0.75 0
E Vehicle Wash Building 100 0.75 0
F Permanent Way Building 100 0.75 0
G Administration Building 100 0.75 0
H Diesel Generator Building 100 0.75 0
I Security Building 100 0.75 0.8
J Chiller Building 100 0.75 0.8
K Pump Station Building 100 0.75 0.8
L Traction Power Building 100 0.75 0.8
M External Utilities 100 0.75 0.8
N External Works 100 0.75 0.8

13. 13
Workshop building
• Includes train’s working stands and
specialized workshops:
– Mechanical workshop: For repairing bogies and
mechanical parts.
– Electromechanical workshops: For repairing air
conditioning, vehicle and platform screen doors,
pneumatic workshop and brake module.
– Electrical / Electronic workshops : For repairing
AFC, SCADA, communication, signaling,
equipment's.
– Battery loading workshop: For loading train
batteries.
• Other rooms include storage areas , staff
promises and technical rooms.
Main Buildings Functions - 1

14. 14
Permanent Way building
The building is a single-story, high-bay steel
structure that includes:
• Workshops and service areas for maintaining
the Metro’s railway network.
• Service areas are accessed by forklift trucks
/ supplied with crane.
• Parking for wayside installation road vehicles
(diesel/battery powered vehicle, platform
vehicles).
• Outdoor storage for large.
• Diesel fueling station for rail maintenance
vehicles.
• Facilities; staff offices, locker rooms, Toilets.
Main Buildings Functions - 2

15. 15
Painting building
Includes:
• A painting Workshop building preparation lane.
This lane shall be designed in accordance with
the current regulations.
- Ventilation.
- Storage and paint preparing.
- A working room equipped with various
painting and air extractor specific.
• A painting booth to accommodate 1 coach. It is
equipped with spraying equipment tools
appropriate to the paints used on the rolling
stock: mono or bi-components polyurethane.
Main Buildings Functions - 3

16. 16
Train Stabling Building
• Secures and protects vehicles against
direct sunshine, rain, storms, etc…
overnight or during daytime when trains are
out of revenue service.
• The daily interior cleaning is also performed
within the stabling.
• The manual internal daily cleaning of the
vehicles shall be done either overnight or
during daytime when trains are out of
revenue service, in the stabling shed.
Main Buildings Functions - 4

17. 17
Administration building
The Administration building is
composed of the following main
sections:
• Operation Control Centre (OCC):
- Supervision office / Technical rooms /
Police Liaison/ Train Control
• Administrative, Maintenance , and
the administration staff facilities
- Offices, Lockers, Canteen, Training
facilities
- Social rooms (Prayer Room, First aid,
Visitor room)
Main Buildings Functions - 5

18. 18
Vehicle Wash building
• A Vehicle Wash building is required to
clean the exterior of vehicles before
inspection.
• This facility allows washing a complete
bogie.
• High pressure, hot water parts cleaning
machine shall be supplied.
• Designed with water supplies,
appropriate ventilation and water
drainage.
Main Buildings Functions - 6

19. 19
Security building
• Entrance Security allowing the security personnel to
control the access to the site.
Diesel Generator building
• Includes diesel engine with an electric generator to
generate electrical energy.
Chiller building
• Chillers are a key component of air conditioning
systems for large buildings. Chiller produce cold water
to remove heat from the air in the depot buildings
Pump Station building
• Including pumps and equipment for pumping water
such as the supply of water to wash building and the
removal of waste water to processing sites.
Utility Buildings Functions-1

20. 20
Traction Power Substation (TPSS)
• Main function of this building is converting
Alternating Current (AC) electricity into the Direct
Current (DC) electricity power using the AC / DC
Switchgear System. This will provide necessary
power for electrification of the metro transit
systems’.
External Utilities
• The external Utilities describes any works carried
out to the external MEP work of a Depots, CCTV,
Lights, etc..
External Works
• Roads, paths, paving and surfacing.
• Soft landscaping, planting and irrigation systems.
• Fencing and walls.
Utility Buildings Functions-2

21. 21
Design Inputs – Depots
Design – Required Inputs
– Metro Operation Control Requisites
• The Operation Control Centre (OCC) is located in the Primary
Depots.
– Stabling Needs
• Train numbers.
• Operation timings.
– Maintenance Requirements
• Trains
– Daily: cleaning, filling up of consumables etc.
– Preventive: checking, measuring, testing, adjustments,
safety reviews.
– Corrective: repairs, replacements.
• Wayside (Track, Tunnels, building, bridges, signalling,
Communication and Power networks etc.)
– Dedicated workshops for wayside are located in the Depots.
– Environment considerations:
• Renewable energy, noise and vibrations limits.
– Employer Requirements:
• Architectural aesthetics / themes.
• Materials sOperational requirements.
• election and quality.
• Security and access provisions.
• Heating and ventilation.
• Design life.
– Codes and Standards:
• Architectural, Structural, Civil, Mechanical, Electrical, Plumbing
(Saudi Building Codes, IBC, ACI, AASHTO, ASME, ASHRAE).
• Fire Prevention / Fighting (NFPA).
• Occupational safety standards (OSHA).
– Reliability, Availability, & Maintainability (RAM) Requirements
• System Assurance (RAMS) Activities
• RAM Activities:
• RAM Analyses, allocation and prediction.
• Reliability Critical Items List Management.
• RAM Demonstration.
• RAM Documentation.
• Reviews.

22. 22
Design Outputs – Depots
Design – Design Outputs
– Civils External Works :
• Advanced Mass Earthworks
• Layout
• Final Grading
• Roads
– Buildings Civils – Layouts
– Buildings – Structures (Concrete / Steel Structure)
– Buildings – Architectural (Internal / External)
– Buildings – Mechanical, Electrical, Plumping & Fire (MEPF)
– Utilities
• Wet
• Mechanical
• Electrical
– Landscaping
– Track Design

23. 23
Depots Design: Houses/Entities
Taipei
London, GB
New DelhiDubai
Reston, VA, USA
Haarlem, NL Berlin, DE
Riyadh, KSA
• Civil Design – Dubai
• MEPF –Taipei
• Shop drawings – New Delhi
• Transit System – Berlin
• Track design – Haarlem, NL
• Functional oversight: London & Reston

24. 24
Design Responsibility
Spanning six time zones
Three different work weeks
Bechtel (Dubai + Taipei [MEPF] )
• Rail Alignment
• Layout (grading, roads, landscaping)
• Non System Utilities (water, power, sewerage, storm water..)
• Buildings
• Architectural
• Structural (Steel / Concrete)
• MEPF: Buildings’ non – systems utilities
• Shop Drawings: New Delhi
• Functional Oversight: London and Reston
Siemens (Berlin)
• Rolling Stock
• Equipment
• Systems (Railway, PA, Signaling, Communication, BMS…)
Edilon Sedra (Haarlem, NL)
• Track Design

25. 25
Design Tools
• Track Alignment: Bentley Rail Track
• Layout and Roads: Civil 3D
• U/G Utilities: Civil 3D
• Structures / Foundations: Revit
• Architectural Model: Revit
• Renderings: 3DMax / V-Ray
• MEPF: Revit
• Integration / Review: NavisWorks / ProjectWise

26. 26
Building Information Modeling

27. 27
Building Information Modeling
BIM Requirement – Benefits:
• Use of BIM mandated by CWJV execution plan.
• Verify correctness
• Facilitates design reviews
• Clash check

28. 28
Building Information Modeling
Using BIM in MEPF Design – 1
East Depot - Workshop Building HVAC Duct Work Model

29. 29
Building Information Modeling
Using BIM in MEPF Design – 2
East Depot - Administration Building combined Model:

30. 30
Building Information Modeling
Using BIM in MEPF Design – 3
Using BIM Model to calculate the quantities and update the Bill of Quantities at Design stage:
Depot
Number
of cables
Cable
Length (m)
Cable Tray
Length (m)
Pipe
Length (m)
Ductwork
Weight (kg)
I/O (point
No.)
East 8,304 447,929 13,665 44,830 82,474 4,027
South 9,355 606,179 15,294 50,996 95,789 4,341
North 3,993 243,532 6,706 24,847 28,169 2,091
Total 21,652 1,297,640 35,665 120,673 206,432 10,459

31. 31
Visualization & rendering
3D rendering
• Accelerates approval process
• Improves conceptualization
• Aides operational and interoperability reviews

32. 32
Civil vs Transit System Interface
Transit
Systems
Civil Works
Joint Venture
➢ Alignment
➢ Layout
➢ Structure
➢ Architecture
➢ MEPF
➢ Utilities
➢ Track
➢ Equipment
➢ Systems
Interface control process

33. 33
Depots - Implementation
Integrate with Transit Systems
 Receiving Room Data Sheets

34. 34
Depots - Implementation
Integrate with Transit Systems
Coordination process: Record agreements

35. 35
Depots - Implementation
Integrate with Transit Systems
Interface Control Forms Step 1:
Requirements
identification
Step 2:
Implementation
into design
Step 3:
Response
Step 4:
Closure &
agreement

36. 36
Integration with the Transit System
Coordination Process: Interface Control Forms
Step 1: Requirements identification

37. 37
Step 2: Implementation into design
Integration with the Transit System
Coordination Process: Interface Control Forms

38. 38
Step 3: Response
Integration with the Transit System
Coordination Process: Interface Control Forms

39. 39
Step 4: Closure
Integration with the Transit System
Coordination Process: Interface Control Forms

40. 40
Depot
Construction

41. 41
Execution Strategy – Balancing Act
Time
Cost Quality
Project
Output:
Depots
Input:
Employer
Requirement

42. 42
Execution Strategy – Who is going to do it?
Risk
Specialized Work / Specialized Equipment
Experience
Supervision
Subcontractor
resources
Direct Manage /
inhouse resources
Factors affecting Execution Strategy

43. 43
Execution Strategy – Who is going to do it?
No Description Chosen Strategy Depots Justification
1 Underground Utilities • Self Perform / Manage • Low Risk / Resources available
2 Concrete Structures
• Self Perform / Manage
• Subcontract
• Low Risk / Resources available
• Resources supported to expedite progress.
3 Blockwork
• Self Perform / Manage
• Subcontract
• Low Risk / Resources part available
• Resources supported to expedite progress.
4 Structural Steel Buildings • Subcontract • High Risk, Specialized resources, Experience
5
Cladding for Structural Steel /
Concrete Buildings
• Subcontract • High Risk, Specialized resources, Experience
6 Depot MEPF • Subcontract • High Risk, Specialized resources, Experience
7
Architectural Finishes (External/
Internal)
• Subcontract • Specialized resources, Experience
8 External Landscaping • Subcontract • Specialized resources, Experience

44. 44
Execution Strategy – Subcontract Types
Completeness of
Design
Cost
Risk
Cost Reimbursable
Design & Build
Target
Cost
Lump Sum
Design &
Build
Lump Sum
Build only
Design vs Risk

45. 45
EARLY WORKS
- Site Inspection
- Identify Stakeholders around the vicinity of the site
- Inspect Existing facilities, perform dilapidation survey and set-up monitoring system if necessary
- Check suitable Site Office Location (consider Office, Storage, Utility, Site Traffic)
Early Works - Site Inspection

46. 46
EARLY WORKS
- Mobilization
- Office
- Utilities (Power, Water, Sewage, Waste)
- Storage Area
SHELTER INSTALLING
Early Works - Mobilization

47. 47
EARLY WORKS
- Demolition of Buildings
- Relocation of Utilities
Early Works - Demolition

48. 48
Earth Works
NORTH DEPOT – STABLING FOUNDATIONS NORTH DEPOT – PUMP BUILDING SOUTH DEPOT – GRUBBING
NORTH DEPOT – GRUBBING
Early Works - Earth Works

49. 49
Building Foundations
EAST DEPOT – Building Foundations
Building Foundations

50. 50
Building Foundations
EAST DEPOT – POTABLE NETWORK
EAST DEPOT – WORKSHOP & STABLING FOUNDATIONS
SOUTH DEPOT – WORKSHOP FOUNDATIONS
Building Foundations

51. 51
Underground Utilities
SOUTH DEPOT - ELECTRICAL NETWORKEAST DEPOT – SEWAGE NETWORK
EAST DEPOT – POTABLE NETWORKNORTH DEPOT – UTILITIES NETWORK
SOUTH DEPOT - UTILITIES NETWORK
Underground Utilities

52. 52
Track bed & Installation
EAST DEPOTS - ERS TRACK
TRACK BED
Track bed & Installation

53. 53
Concrete Works
Civil Works

54. 54
Structural Steel Work
SOUTH DEPOT-STABLING BUILDINGEAST DEPOT -WORKSHOP
EAST DEPOT –STABLING & TPSS
SOUTH DEPOT - WORKSHOP SOUTH DEPOT - WORKSHOPSOUTH DEPOT - STABLING
Structural Steel Work

55. 55
Architectural Finishing Works
Architectural Finishing Works

56. 56
Architectural Finishing Works – Administration Building (Rendering # 1)
Architectural Finishing Works

57. 57
Architectural Finishing Works – Administration Building (Rendering # 2)
Architectural Finishing Works

58. 58
Architectural Finishing Works – Administration Building (Rendering # 3)
Architectural Finishing Works

59. 59
Architectural Finishing Works – Administration Building (Rendering # 4)
Architectural Finishing Works

60. 60
Mechanical, Electrical, Plumbing, and Fire Works (MEPF Works)
MEPF Works

61. 61
External Works

62. 62
Handover

63. 63
Civil Works Handover to Transit Systems
Civil Works
Joint
Venture
Transit
Systems
▪ On site coordination to facilitate
handover to Transit Systems.
▪ On Site Pre-Installation Check List.
▪ Room / Equipment areas handed over
to Transit Systems to commence:
▪ Communication installation.
▪ Signalling installation.
▪ Rail electrification.
▪ Depot equipment.

64. 64
Commissioning & Handover
Contractor’s Responsibility
Employer
Engineers
Representative
Contractor
(Civils / Transit Systems)
Operation &
Maintenance
Entity
▪ 1st Stage Handover (completion of
the works)
▪ 2nd Stage Handover (Completion of
the Maintenance / Defect Liability
Period)
• Coordinate to enable delivery of
Operational and Maintenance
Readiness Plans and activities by
O&M Entity.
• Support O&M Entity with their Trial
Operation activities

65. 65
Questions