The exterior revamp may elude most passersby, but interior work means the long-closed space can be safely opened for tours.

Photo courtesy of Eric Johnson. In 1914, a group of artists—including John Sloan and Marcel Duchamp—climbed the spiral staircase inside the Washington Arch and gained access to the roof. Once ...

Even though jack arch roofs are economical and eco-friendly, their application has reduced. The skill levels for handling the roof have also reduced. If we desire, they can be revived.

Arch panel roofing system helps in dispensing with shuttering, hence making a big difference in time and cost. June 24, 2025 e-Paper. LOGIN Account. eBooks Subscribe GIFT FRONT PAGE.

Bow-roof sheds are free-standing arched frames that are easy to build, light-weight and low cost. Structural strength comes from the arch shape formed by their bows. They can be 10 to 20 feet wide ...

When completed inn 1949, the 126,000-square-foot building was the largest arch roof structure in the country, capable of servicing two B-36 bombers simultaneously. Loring's Cold War-era Arch ...

This robust steel arch roof support system – which is suitable for highly fractured rock in tunnels, roadways and underground chambers – plays a critical role in tunnel rehabilitation, void ...