matt lynton, sydney trains - underground telecommunications systems and infrastructure

1 Commercial in ConfidenceCommercial in Confidence

Mobile Carrier Infrastructure Sydney Rail Tunnels – A Project Review

11th - 12th August 2014

2 Commercial in Confidence

Sydney Trains – a Customer Focus

Customer Experience

Reliability

On Time Running

3 Commercial in Confidence

The Objective

Provision of mobility infrastructure to enhance the

customers journey in and around the CBD rail

tunnels.

4 Commercial in Confidence

The Strategy

• Commercial Agreements for delivery

• 3 different stages

• Design and install a solution to provide the

objective.S

hore

Tunnels

City C

ircle

ES

R &

Illa

Relie

f

5 Commercial in Confidence

Design Solution

• c.1920’s Rail Tunnels

• c.1970’s Rail Tunnels

6 Commercial in Confidence

Design Solution

• Coverage within Tunnels

7 Commercial in Confidence

Design Solution

• Distributed Antenna System (DAS)

8 Commercial in Confidence

Design Approval & Risk Management

• System Design

• Civil & Track Design

• Stakeholder Approval

9 Commercial in Confidence

Implementation & Late Scope

• Track Access

• Power

• Testing Window

• North Sydney & Chatswood Rail Box (enclosure)

• Signal Risk

• Carrier Connection

10 Commercial in Confidence

Commissioning

• Testing Process

• Nth Sydney Signalling

• Transport Ministers Office

11 Commercial in Confidence

Program Awareness

• Stage 1 in service

• Schedule and Completion dates

12 Commercial in Confidence

Stage 2

• City Circle

• Similar design concept

13 Commercial in Confidence

Challenges and Risks

• Tunnel Profiling – Older data

• Design Approval

• Track Access

• Continual correspondence with multiple

stakeholders

14 Commercial in Confidence

System Performance & Expectations

• Stage 1 performance

• Technical optimisation

• Older technology in Stations

15 Commercial in Confidence

Stage 3

• Eastern Suburbs Railway & Illawarra relief

• Similar Design Concept

• Station Coverage in scope

16 Commercial in Confidence

Challenges and Risks

• Tunnel length

• Cost

• Track Access -

Innovation

• Late change of solution

17 Commercial in Confidence

Lessons Learnt

• Structured Design Approval process

• Strong Milestones

• Manage Expectations

• Risk & Opportunities

18 Commercial in Confidence