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SFCharlie, i think they are doing as built check as in talk on deck slab that the top of slab rebar cover was 2 " rather than 0.75" design cover and that it would lower the capacity alot for punching shear. I know that here was talk here should be larger cover on exterior slab because of salt...

From ENR California today looks like just coping Ronald O. Hamburger post NEWSPROJECTSCALIFORNIACALIFORNIA CONSTRUCTION NEWSCONSTRUCTION METHODSBUILDINGS Building Repairs First Load Transfer a Success at Troubled Millennium Tower in San Francisco By Nadine M. Post If all continues as...

on 60 minuets tonight 11/13/22

https://res.cloudinary.com/engineering-com/image/upload/v1666315330/tips/Pony_Truss_fewhdo.avifRating of pony truss used vericals attached to FB as spring attached to top chord for stiftness. Timashinckel{?} buckling formular in Rouck(?) to get capacty. Too long a go to remember exactly.

Best book to learn bridge design in eighties and get understanding AASHTO. Was trying to Thread that is closed.

Manual Of Bridge Design Practice. (Anon). [ ] [Hardcover] $49.00 AbeBooks.com Visit site I think thee was a rigid frame bridge design in this book from Calf DOT Bridges Site, not available now but was one in second hand book store

The_State_of_the_Art_of_Precast_Integral_Bridges.pdf find on line Go to nydot and find bridge manual, should have drawings and design requirements

Could the highway be newer than orignal bridge and this pier was origanally a abutment so they could add a new span.

Tenn Structure is tied arch structure where the tie is fracture critical. and photo shows it fractured. The tie is designed to takes horizontal reaction rather than the pier which may not be able to take that reaction from arch.

https://www.miamiherald.com/news/local/community/miami-dade/article261077412.html?utm_medium=email&utm_source=rasa_io

So with a 1 in 500 out of plumb, this 650'building would be 16" off center compared to 26" the building is tilted I believe. Do Bridges so out of plumb for buildings not used.

Mark R (Mechanical), i was asking how much columns are allowed to be built out of plumb per the building code and how this compares with the tilt here.

Can someone say how much the tilt in this building compare with how much the columns can be out of plum per the code allowance. From bot to top of building?

https://www.ardot.gov/wp-content/uploads/2021/11/Fracture-Investigation-I-40-MS-Rvr-Bridge.pdf Fracture-Investigation-I-40-MS-Rvr-Bridge.pdf WJE 10/7/2021

#ICYMI Monday in Memphis, the fractured piece of the I-40 Hernando DeSoto bridge was removed. On Tuesday, crews began installing new plates. Updates are posted on Monday and Friday each week. https://www.tn.gov/tdot/projects/region-4/i-40-hernando-desoto-bridge.html 3 days ago...