Bridging the gap

After the collapse of the Interstate 35W (I-35W) Bridge in Minneapolis, Minnesota, this article describes the American challenges when it comes to the design, construction, maintenance and safety of bridges. It also underlines the necessity of a national commitment to bridge investment for long-term success.

Cable-Stayed bridge under construction in Saudi Arabia

Near the diplomatic quarter in Riyadh, Saudi Arabia, a large tower is slowly reaching upward to the sky. This tower is part of unique bridge which spans the deep and wide Wadi Laban on the souther leg of the Riaydh Ring Road near its intersection with the Riaydh-Jeddah Highway. The Bridge is one of the longest and widest concrete cable stayed structure in the world It is an extremely sophisticated structure. The Total bridge lenght is 763 meters which is divided amongst three spans. The two end [...]

A journey to the Land of covered bridges

The vast areas of Québec which have been settled contain many rivers and tributaries. This natural partition of the new land forced colonists and their descendants to construct numerous bridges. Our ancestors, employing ingenuity rather than engineering, adopted a design that was seen as durable, the covered bridge. Quebec has 88 wooden covered bridges,which represents 57% of Canada's.

The Crni Kal viaduct

The Črni Kal viaduct is one of the most advanced civil engineering project ever undertaken in the Republic of Slovenia. This article presents some of the technical and environmental challenges during the design and construction of the viaduct. Severe local weather conditions were also issues confronted and solved.