Highway 40 accident: See what happened in photos and video

A powerful explosion following an accidenton Montreal's Highway 40 during rushhour on Tuesday left one person dead and six others hurt.

Now, in the wake of the fiery blast, structural engineers from Quebec's Transport Ministryareevaluating the extent of the damage to the elevated highway.

• LATEST DEVELOPMENTS:Highway 40 completely reopens following fatal tanker fire

Here's a look, in photos and video,at what happened.

Shortly before 4 p.m. ET, a tanker truck full of diesel fuel and another vehicle collided onHighway 40, a main highwayaround Montreal.

In all, four vehicles, including two trucks and two cars, were involved.

A truck driver was stuck in his vehicle as the flames spread.

Another trucker tried desperately to pry him loose from his vehicle.

Hewasn't able to do so before the truck exploded.

Man tries desperately to save fellow truck driver

8 years ago

Duration 2:52

A man is seen trying to pull the driver from a truck filled with diesel before it exploded in Montreal on Tuesday.

The explosion was captured on video.

A tanker truck carrying diesel fuel exploded in rush-hour collision involving at least 4 vehicles

8 years ago

Duration 0:28

One man died and six people were injured in the accident, which caused a major fire that sent black smoke billowing over Montreal.

Itsent black smokebillowingover Montreal.

More than 100 firefighters were called to the site of the accident.

Crewsworked through the night to clean the highway, using foam to put out theburning overpass.

Structural engineers inspectedthe overpass through the night.

Early Wednesday morning, the eastbound section of the highway was reopened.

The westbound lanes remainclosedafter theChristophe-Colombexit. It'snot known when it will reopen

QuebecTransportMinisterJacquesDaoustsays of the investigation into the damage: "Itmaytake a month, it might take two weeks, it might take two hours. We don't know yet."

Montreal Mayor Denis Coderre and Quebec Transport Minister Jacques Daoust explain the next steps after a rush hour explosion on Highway 40.

8 years ago

Duration 1:08

Officials are not sure how long the site of the collision will remain closed for.

Montreal released a detour map to help commuters.

• Go here for the latest on this story and the closures