A large crack was observed in a steel beam on a bridge. The bridge maintenance engineers drilled a 2 cm diameter hole at the crack tip to stop further cracking. a) Explain why the drilled hole stopped cracking. b) Is drilling a hole to stop cracking a good idea or not? Explain.
A large crack was observed in a steel beam on a bridge. The bridge maintenance engineers drilled a 2 cm diameter hole at the crack tip to stop further cracking. a) Explain why the drilled hole stopped cracking. b) Is drilling a hole to stop cracking a good idea or not? Explain.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![18.
A large crack was observed in a steel beam on a bridge. The bridge maintenance engineers
drilled a 2 cm diameter hole at the crack tip to stop further cracking.
a) Explain why the drilled hole stopped cracking.
b) Is drilling a hole to stop cracking a good idea or not? Explain.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F38392922-e79b-4467-bdea-1e44ef4a2e5d%2Fbb9491f7-2056-4e9e-ad3b-de64955e5178%2Fedsvznu_processed.png&w=3840&q=75)
Transcribed Image Text:18.
A large crack was observed in a steel beam on a bridge. The bridge maintenance engineers
drilled a 2 cm diameter hole at the crack tip to stop further cracking.
a) Explain why the drilled hole stopped cracking.
b) Is drilling a hole to stop cracking a good idea or not? Explain.
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