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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 steel girder bridges combined with concrete decks (continuous span girder bridges). If the concrete deck is not in tension and the combination of internal forces according to the Service limit state is service.sup, then use the ReloadSup function…

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 ?

I have a multi-span bridge to be modeled in LEAP Bridge Steel. The bridge doesn't have abutments and it has two cantilever girders at two ends. Is it possible to create this model in LEAP Bridge Steel? Thanks a lot in advance

I could not find any documentation regarding the "Sectionize" button within the Member Shape Description in LARS. What is the function of this button? Is it related to saving prestressed strand patterns? Is this possible in LARs? Thank you, …

Hi All, Can I do a bridge composed of reinforced concrete precast beam channels in Leap Bridge Concrete? None of these beams are prestressed on post-tensioned, so I want Leap Bridge to check it simply as reinforced concrete with steel rebar.

How does LEAP Bridge Concrete calculate the reactions for DL-Comp. (DW)? I added up all the DW reactions and compared to a hand calc of utlities and overlay loads. The total DW is nearly 4 times greater than my hand calcs. I have 4 beam lines with 0.05…

In the Shear/Moment Envelope (&Reactions) Design output what is the difference between live load Max, Truck, and Lane? Is the max HL-93 including truck and lane loading? I have a 6 span continuous concrete superstructure.