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I am designing a prestressed slab-beam bridge and the design output shows Mr/Mu ratio of 1.06, but the value is shown in red with asterisk next to it indicating the design is not acceptable (see screenshot below). I have not been able to figure out why…

Hello, I was wondering what edition of AASHTO is LEAP Bridge Concrete v16.00.00.24 using? I was unable to find it in the software itself so if it's possible to describe to me how I can find this within the program as well I would appreciate it. Thanks…

June 24, 2017 Dear Engineers, Greetings for all structural engineers in the world. I'm a bridge engineer from the Philippines and currently connected in a consulting firm. I'm using Leap Bridge Concrete for less than a month and find out that it…

I am using the LEAP Bridge Substructure module to design a pier for a continuous 4 span structure using HS20 LFD loads. In the AASHTO Standard Specifications, it gives you a few options for the loading. One is that you can use a lane load with one concentrated…