Hi all. I hava some question about steel composite brige as follows: 1. To calculator stress point of section, Rm Bridge automatic use short-term section for live load and load case type Non-permanent and use long-term section for load case type Permanent…

Hi all. In continuous beam structures, the allowable downward deflection of the bridge under HL93 load is L/800. So may I ask what is the upward deflection of the continuous bridge structure under HL93 load? best regards.

Hi all. I have a question about Reinf crack for prestressed concrete as follows: If you calculator stress bot of section beam in MinMz_Service exceeding allowable stress tension limit is 0,5 x sqrt(f'c), you can calculator reinf area to control crack…

How do I calculate AX, IX, IY, IZ, AY, AZ, YD, and ZD for a T-BEAM bridge section in the general option in STAAD ?

Can LARS Bridge load rate ACROW Truss?

When calculating the top and bottom stresses at the transfer and bearings, does LEAP take into account the development length? It seems that the stresses its calculating at the bearings and the transfer are higher than what they should be. Does LEAP use…

Hello, There appears to be a font compatibility issue. In the program LEAP GEOMATH V8i, it looks like you should be able to adjust the window in order to see the rest of the menu, however there is no option to move it. This issue is not resolved…

I am having difficulty with the HL-93 load in LARS v. 5.00.01.00. When I attempt to use the HL93 load the program instead rates the bridge using a OV20 load.

I am designing a two stage pier wall. There is no option for just a wall in RC pier. Is there a way to trick the program, I have tried a couple of different options but none have worked. The top wall is tapered in both directions and the bottom wall does…

With the release of LEAP Bridge Enterprise SS5 v12.01.00.57, we are eager to get all of our LEAP product users onto the latest and greatest, however our environment is currently a mixture of LEAP Bridge Precast 9 and 10. Is there any supported upgrade…