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  • Bar Development Error for Calculating Flexural Capacity

    Hello, I've been having issues with Leap Bridge Concrete with the flexural capacity. It seems like the program doesn't think the bars are fully developed when checking the flexural capacity at the exterior girder location (see image below) Though…
  • Leap bridge concrete Flexure check

    Hi If we define bar length, is leap bridge software have capability to deduct development length based on dia of bar and calculate flexure check at that point.
  • Post Tension Straddle Bent Design

    Is it possible to design post tensioned straddle bents in OpenBridgeDesigner/LeapConcrete? If so is there any tutorials on how to perform the design?
  • Circular Column Interaction Diagram

    Hello. I'm wondering how LEAP Version 21.01.00.22 calculates the maximum axial load displayed in the diagram. The diagram displays a maximum axial force allowed of 1802 kips. As expected the 1802 kips doesn't change regardless of the load combination…
  • LEAP Bridge Concrete Legal Load Rating Output

    I am performing a load rating of concrete box girders. The rating factors/tons is not displayed since the Inventory Design Load Rating Factor > 1. Is there an option to make the program display the factors even if the RF is greater than 1 or is that information…
  • Release Announcement - OpenBridge Designer (OBD) CONNECT Edition, 2021 Release 1 (July 2021)

    What's New in OBD CONNECT Edition, 2021 Release 1 This topic summarizes the new enhancements in OpenBridge Designer CONNECT Edition v10 Update 10 and its components 1) OpenBridge Modeler (OBM), 2) RM Bridge, 3) LEAP Bridge Concrete (LBC), and 4) LEAP…
  • LEAP substructure model Quality Control

    Dear All, I am trying to perform QAQC for a substructure-only model and have a couple questions. (LEAP Bridge Concrete stand-alone program) Checking Live Load Generation: Where can I find the output for the live load distribution factors that were…
  • Rigid link in RC-PIER

    A new feature of using rigid links in the structure model in RC-PIER has been added in LEAP Bridge Enterprise v14 per the request from Michigan DOT. Below are some basic facts about the new feature. A rigid link, simply put, is one which does not…
  • What is New in OpenBridge Designer Connect Edition v10.09?

    OpenBridge Designer CONNECT Edition V10.09 is available for all users! OpenBridge Designer CONNECT Edition is a unique application that combines modeling, analysis, and design into one comprehensive bridge product, as it creates a true bridge BIM physical…
  • OpenBridge Modeler Training Video - Beam Layout (Framing Plan)

    New video up on my channel giving an in depth look at how to layout beams in OpenBridge Modeler, link below. I cover straight (chorded) prestressed concrete girders as well as curved steel I-girders. Definitely a few things that will save you a lot of…
  • LEAP Concrete Pier Design - Effective Footing Dimensions Considered (A/D Parameter)

    There is an A/D Parameter, under the "Footing" tab to consider effective footing dimensions in analysis of a spread footing. This appears to calculate the effective footing assuming the footing is bearing on soil (as opposed to rock). Is there a way to…
  • OpenBridge Designer - New File Format (.obdx) in v10.08.01

    We are pleased to announce the new file format developed for OpenBridge Designer (OBD) files to be used starting v10.08.01. Below please find the highlights of the changes with new file format (.obdx) and comparison with the old file format (.obd): …
  • RCPier - Response Modification

    I am using Leap Concrete Version 18.02.02.03 for a multi column pier design that includes seismic forces. I need to apply a response modification factor for the columns and the help guide states that this can be modified in the Seismic Parameters. However…
  • User cannot open LBCX file after creating it?

    I have two users, one on Windows 7, the other on Windows 10. Both are running the latest LEAP Bridge Concrete (version 19.02.03.33). They can create LCBX files, but get this error when attempting to reopen them: The Windows 10 user tried renaming…
  • SIG Virtual Workshop: Bentley Bridge – New Developments in RM Bridge

    Bentley Bridge Special Interest Group: New Developments in RM Bridge Host: Alex Mabrich; Guest Presenter: Afshin Hatami 12 December 2019 - 2 p.m. EST Register Now Explore the latest developments in RM Bridge for design, analysis, and construction…
  • What's New in LEAP Bridge Concrete CONNECT Edition V19 Update 3? (Oct 15, 2019)

    LEAP Bridge Concrete CONNECT Edition V19 Update 3 is now available to all users on Bentley Software Downloads. This update release contains enhancements and bug fixes. The enhancements are summarized below. Support of Louisiana DOT’s standard beams…
  • What's New in LEAP Bridge Concrete CONNECT Edition V19 Update 3? (Oct 15, 2019)

    LEAP Bridge Concrete CONNECT Edition V19 Update 3 is now available to all users on Bentley Software Downloads. This update release contains enhancements and bug fixes. The enhancements are summarized below. Support of Louisiana DOT’s standard beams…
  • What's New in LEAP Bridge Concrete CONNECT Edition V19? (April 9, 2019)

    LEAP Bridge Concrete (LBC) CONNECT Edition V19 (19.00.00.22) with CONNECT Licensing is now available to all users on Bentley Software Downloads. This release contains enhancements and bug fixes. The main enhancements are summarized below. 64-bit Upgrade…
  • What's New in LEAP Bridge Concrete CONNECT Edition V19? (April 9, 2019)

    LEAP Bridge Concrete (LBC) CONNECT Edition V19 (19.00.00.22) with CONNECT Licensing is now available to all users on Bentley Software Downloads. This release contains enhancements and bug fixes. The main enhancements are summarized below. 64-bit Upgrade…
  • What's New in LEAP Bridge Concrete CONNECT Edition V18 Update 2? (October 29, 2018)

    LEAP Bridge Concrete (LBC) CONNECT Edition V18 Update 2 (v18.02.00.12) with CONNECT Licensing is now available to all users on Bentley Software Downloads. This release contains enhancements and bug fixes. The main enhancements are summarized below. …
  • What's New in LEAP Bridge Concrete CONNECT Edition V18? (April 25, 2018)

    LEAP Bridge Concrete CONNECT Edition V18 (v18.00.00.34) is now available to all users on Bentley Software Downloads. This release contains enhancements and bug fixes. Major Enhancements Concurrent loads in shear/torsion design LBC now offers an…
  • Skew Girder Ends

    How do I modify the beam template to have skewed ends as detailed by TxDOT for skewed bridges? Currently, the beam ends interfere with the abutment backwalls. ftp.dot.state.tx.us/.../igebsts1.pdf We do not want to put the beams on a skew but rathre…
  • Leap Bridge Concrete Wall Pier - Moments at bottom of wall

    I am using Leap Bridge Concrete to design a skewed wall pier. After analyzing the pier, I noticed that for the braking force, that the sum of the forces in the z-direction at the top of the wall did not equal the sum of the forces in the z-direction at…
  • What’s New in LEAP Bridge Concrete CONNECT Edition V17 Update 1? (November 6, 2017)

    LEAP Bridge Concrete CONNECT Edition V17 Update 1 (v17.01.00.36) is now available to all users on Bentley Software Downloads. This release contains enhancements and bug fixes. Major Enhancements Merging LBC library files LBC now supports merging…