Recent content by greendrake

In the BIRM. Ref. BIRM pg 10.2.7 Floor Beams: A floorbeam may be fracture critical if it satisfies one or more of the following. Some states consider any floor beam to be fracture critical even if none of the following criteria are met. So, most FB are considered FC unless FE model proves...

It appears to be industry std that riveted connections are to be considered Cat D, as it relates to the inspection of bridges.

I am currently categorizing Fatigue Prone Details (FPD) on older rivited truss. After not seeing anything AASHTO LRFD 2012 Tbl. 6.6.1.2.3-1 addressing rivited connections. I may have missed something. Description 2.3 is the closest thing I can find. I had concluded, based other reading in the...

thanks for your input. non-union contractor yikes! I will be a learning curve for all.

The abbove information is truly helpful. Thank you. I will be working as an inspector for rivet removal. I have couple of questions:Keep in mind...Bridge built in 1948 7/8 rivets. lead paint. The contractor is propossing exothermic rods and pneumatic methods. What are some of the common...