List of Contributions

You are correct, 1981. That case was also used by my engineering professors as to the importance of FBDs. I also use it mentoring junior engineers as to the consequences of not sticking to the basics of engineering. I'm afraid however that the importance of the basics are getting lost in some schools. ...

Look at the commentary for that section. Running the bolts to full torque without bringing them all to snug tight will probably cause the issue you and your dollar bill are seeing. I would expect two or more passes through the pattern (working inside to outside) to achieve snug tight in all of the bolts. ...

I think the commentary right below 9.2.3 may hold a clue as to what happened: " The sheared-off splined end of an installed twist-off-type tension-control bolt assembly merely signifies that at some time the bolt was subjected to a torque that was adequate to cause the shearing. If in fact all ...