The collapse of Double Arch, one of Utah's majestic geologic arches, stunned park visitors and deprived the state of a popular natural landmark forever. But geologists say its demise was inevitable.

The $140,000 grant will help pay for a new pipe-arch storm sewer that will have significantly improved hydraulic characteristics when compared with the current masonry box culvert. It will be made ...

Authorities said no injuries were reported in the collapse. Arch-like rock formations can be seen elsewhere in the National Park system. Arches National Park, which is located in southeastern Utah ...

DAVENPORT, Iowa — Ever since the Davenport building collapse in May, masonry work has been in demand. Many buildings in our area, including the one that collapsed, are over 100 years old.

Structural engineers are familiar with seventeenth-century scientist Robert Hooke's theory that a hanging chain will mirror the shape of an upstanding rigid arch. However, new research now shows ...