Transmission Facilities

The control and monitoring of TQM Pipeline's transportation system are made through a control centre located in Calgary. Following an outsourcing agreement, the maintenance of the facilities is realized by TransCanada PipeLines personnel located at Les Cèdres, Lachenaie and Magog.

Technical data sheet

Type of pipe : steel pipe with a diameter ranging from 114,3 mm (4 in.) to 762 mm (30 in.)

Total length of the system : 572 km

Distance between mainline valves : 25 km approx.

Meter stations and delivery points : 31

Compression : three (3) electrical units of 7.0 MW each at Lachenaie and one (1) electrical unit of 3.2 MW at East Hereford

Saint-Lazare to Saint-Nicolas mainline section : 313 km

Lachenaie to East Hereford section : 217 km

Laterals : 42 km

Laterals

Length (km)

Diametre (mm)

Right-of-way (m)

Boisbriand

6,3

508

18,29

Saint-Jérôme

10

168,3

12,19

Joliette

14,1

219,1

12,19

Louiseville

0,9

114,3

12,19

Trois-Rivières-Ouest

8,7

273,1

18

Québec-ouest

1,9

219,1

18

Right-of-way : 12 m (40 ft) to 23 m (75 ft)

Operating pressure

Saint-Lazare to Saint-Nicolas mainline section and laterals :
4 000 kPa (580 lb/in2) to 7067 kPa (1 025 lb/in2)

Lachenaie to East Hereford Section :
4 000 kPa (580 lb/in2) to 9 928 kPa (1 440 lb/in2)

 


Call before, dig after

 

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