Sandbukta-Moss–Såstad Project

Geir Solvin

2017-02-02

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Sandbukta–Moss–Såstad (SMS) – Eastfold Line

• Temporary Operational Phase 10.00: re-routing existing track closer to the sea, to provide more space for new Moss station.

• Main works.

• New double tracks 10.4 km

• 2 tunnels approx. 4 km

• 3 evacuation tunnels

• New Moss station

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Sandbukta–Moss–Såstad (SMS) overview of sections

• Temporary Operational Phase 10.00: re-routing existing track

4

Electrical power supply investments: 960168 Sandbukta–Moss–Såstad 2017–2024

Proj. No:

Project name

Line section

Contract

signing

Construction

start

Duration (number of

years)

960168 SMS 5 – preparatory works – all

disciplines

Eastfold Line 2017 2

960168 SMS 2B Main works upto phase

20:00 - OCL and tracks

Eastfold Line 2021 3

960168 SMS 2C Main works upto phase

20:00 – power supply and telecom

Eastfold Line 2021 3

5

SMS Pre-construction work Temporary Operational Phase

• OCL-system temporary tracks (2 tracks of approx. 950 m)

• Point heating (7 track switches)

• Train station lightning

• Re-routing existing cables

• Refurbishment of existing signalling system NSI 63

6

SMS Moss Station Phase 00.90 connecting temporary track prior to Phase 10.00

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SMS 2B Main works prior to Phase 20.00 Overhead contact line and tracks

Overhead contact line

• Overhead contact line system with autotransformer to be constructed on 10.4 km double-track line. 4 tracks to platforms at the new Moss Station.

• 8 x autotransformers.

4 at Smørbekk converter station (km 50.500).

2 at Moss Station (km 60.200)

2 at km 66.400

• New AT wires on existing OCL poles between Smørbekk converter (km 50.500) and Sandbukta section boundary (km 56.370).

• 5 km (double track) Overhead contact line system 20 (double track)

• 5.4 km (double track) Overhead contact line system 25

Tracks

• 10.4 km double track, 27 track switches with moveable crossings.

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SMS overhead contact line – Moss station area

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SMS overhead contact line – tunnel principle

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SMS 2C Main works prior to Phase 20.00 Power supply and telecom systems

22 kV and low voltage power supply 50 Hz

• 22 kV cable system along 10.4 km new line.

• 22 kV cable system including cable ducts, Kambo to Sandbukta 5 km and Såstad to Haug 6.0 km

‒ 8 x substations with 22 kV switch gear and transformer 22 kV/0.4 kV–0.23 kV

‒ 1 of the substations will have a feeding from the network grid company (Hafslund), Kambo at km 56.650 transformer 11/22 kV including high-voltage energy meters and interface with network grid company.

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SMS 2C Main works prior to Phase 20.00

Low voltage power supply

• 8 x substations with low voltage switchgear, UPS system, remote control (RTU), monitoring, etc. The substations will supply technical systems, site lighting, tunnel lighting, emergency lighting, point heating (27 point heaters), telecommunication system, signalling system, etc.

• Lighting system.

Site lighting (station and points areas)

Tunnel lighting, telecom recesses, signal cabinets, emergency lighting In tunnels and evacuation tunnels.

Lighting in station buildings and technical buildings

• Remote control/monitoring systems.

Remote control/monitoring of overhead contact line switches and 22 kV switches.

Monitoring of technical systems, alarms, status (UPS), etc.

• Access control

• Fire alarms

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SMS 22 kV power supply 50 Hz

HK with feeding

from network grid

owner

HK feeding from

lineside 22 kV

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SMS power supply. Moss–Såstad

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SMS power supply. Cable conduits

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SMS power supply. Sandbukta–Moss

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SMS power supply. Moss–Såstad