Hi
I am structural engineer involved in design of foundations in northern canada (below permafrost area). With new limit states design specially ultimate limit states design (ULS), what are the load factors and strength reduction factors typically used for frost design? All geotech report is...
Hi
I am structural engineer (not bridges), I am having a situation where I got to design indutrisl building floor (slab on grade) in Alberta with seim trailer coming inside the building with piece of equipment and bridge crane (30 tonnes capacity) then lifts it. That is all info I have right...
Hi
I am designing mat 12'x9' mat on soil. In the geotech report following values are given
qa= net allowable bearing capacity of 2.5 ksf
Ks= modulus of subgrade reaction of 215 ksf (not kcf)for 1'x1' plate. Even tells to modifiy based on the size of the foundation, ie K's=Ks(1/B)
Question...
This is a part of big project. Only 18'' auger cast piles have been qualified and selected for this project. Any other type will include qualifying contractor etc and there is strict schedule for this project.
Thanks for all the response.
Let me give you some background about the area. It is revamp job and there are existing large spread footings around the construction area supporting heavy equipment, built 20-30 years ago. There is no space to install batter piles. Even the vertical piles are a...
Hi
I have a situation where I got huge shear, but not enough space to put lot of vertical piles . It is a industrial revamp job and the shear is due to combination of operational and wind load on the equipment. Can anyone guide me about designing a shear key in the pile cap.?
1. Are there...
Hi Folks
I have an industrial steel structure with fixed moment connection at base and have fair amount of moments in both directions. I am using 8 - 1 1/2'' anchor bolts. What is the right procedure to design anchor bolts and base plate when there are moments in both directions .. Any...
