September 19, 2002

News Release: Aecon awarded more than $55 million in civil construction contracts

Aecon Group Inc. (TSX: ARE) today announced that its Civil/Utilities division has been awarded three contracts by the Ministry of Transportation of Ontario (MTO) valued at more than $55 million.

The first contract award is for the rehabilitation of eleven bridge structures on Highway 427 in Toronto between the QEW/Gardiner interchange and Dundas Street. Construction on this $11.5 million project has begun and will be completed by November 2003. The second project is for the construction of a 6.5 kilometre extension to Highway 417 west of Ottawa near the village of Kinburne. The $22 million contract includes the building of a four-lane section of new highway and the construction of a bridge. Work will begin in October and be completed by June 2005.

The third contract is for the upgrading and widening from four to six lanes of a 10.2 kilometre section of Highway 401 from County Road 97 to Homer Watson Blvd. near Kitchener. The $22.6 million project also includes the rehabilitation of three bridges. Work will begin this month and be completed by June 2005.

"The MTO is one of Aecon's oldest and most valued clients. We have constructed, upgraded, widened and repaired thousands of kilometres of highway for the MTO over the years and we are pleased to expand the relationship by undertaking these three important new projects." stated John M. Beck, Chairman and CEO of Aecon Group Inc.

Aecon Group Inc. is Canada's largest publicly traded construction and infrastructure development company. Aecon and its subsidiaries provide services to private and public sector clients throughout Canada and internationally.

The information in this news release includes certain forward-looking statements. These statements are based upon assumptions that are subject to significant risks and uncertainties. Although Aecon believes that the expectations reflected in forward-looking statements are reasonable, it can give no assurance that the expectations of any forward-looking statements will prove to be correct.

Aecon Group Inc.
Mitch Patten
Vice President, Corporate Affairs
(416)754-8735 x 2515
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www.aecon.com

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