• Primary Creep

    I am looking for RM to print primary Creep. Rm is giving me secondary creep but I want primary creep as well. When I click on results, my primary creep has no output. Can someone kindly help?
  • non-linear material analysis in RM Bridge

    Hi all. How is non-linear material analysis n RM Bridge understood? Best regards.
  • [RM Bridge] stiffness Traveller of Main Girder

    hi all, I have a few questions as follows: 1. During the construction of cable-stayed bridges, does the Traveler of Main Girder stiffness model always have to be considered for cable-stayed bridges to increase the stiffness of Kn girders? 2. If…
  • the effect of cable sag

    Hi all. How does RM Bridge consider the effect of cable sag? Best regards.
  • allowable displacement of towers under live load

    Hi all. In the design of a cable-stayed bridge, what is the allowable displacement of the A and H shaped towers under live load? Best regards.
  • allowable deflection of a suspension bridge

    Hi all. Can you tell me what the allowable deflection of a suspension bridge is? And what standard is this deflection limit based on? best regards.
  • short-term and long-term composite cross-section

    Hi all. In composite steel girder bridges with concrete decks (continuous span bridges), does RM bridge automatically Calculator effective width of deck to calculate short-term and long-term composite cross-sections? best regards.
  • Steel composite bridge

    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…
  • upward deflection of the continuous bridge structure

    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.
  • Use No tens and ReloadSup functions in RM Bridge

    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…
  • RM Bridge REPORT generate for modeler

    We can generate a nice looking report of analyzer data. Seriously we need report of modeler data(segment, cross section,..etc.). How can we do it?
  • Minimum reinforcement

    Hi, I have question regarding calculation of minimum reinforcement in RM Bridge. In schedule action I put robust check and note that the detail list file to be provided. The thing that confuses me after opening the detailed list file is formula…
  • Sign Convention of Beam Elements in RM Bridge

    I am used to the sign convention of SAP2000 but RM Bridge uses a different coordinate system (Axis 3 pointing into 1-2 plane as opposed to out of 1-2 plane in SAP2000). I would like to know the sign convention of start/end force/moment, so that I can…
  • Two bridges connection

    Hello, I,m trying to create a Bent where 2 separate bridges meet, is this even possible to model in Openbridge Modeler? Ultimately, I want to transfer the model to LEAP to run the analysis.
  • Modeling P/S slab with circular holes

    Hi, I'm trying to model a bridge which is very usual in Spain, prestressed concrete slab with variable edge and circular holes to make it lighter (see pictures below) Section with minimun edge, situated on center of span and with circular holes. …
  • Principal Stress check in RM Bridge

    Dear Mrs./Mr. In my calculation, I'm using RM-Set to plot SIGI principal stress of concrete box girder. As the results plotted, I observed that there is some elements (el. 124, 127, 157 & 160) has a confusing principal stress result, SIGI princ. stress…
  • An issue in Tendon definition in RM bridge

    Dear All, I have modeled a PSC voided slab bridge (full staging construction method). Below is the plan view of tendon placement for the main girder. There is an issue related to the tendon definition. For example, tendon no. 3213 (shown by black…
  • RM Bridge suspension bridge model - cable node DOF

    I am currently working on a suspension bridge model in RM Bridge. When I run the analysis, it has error messages saying that the cable nodes need global DOF 3, but restraining DOF 3 using node support would cause the cables not able to move laterally…
  • shear longitudinal reinforcement bars placement

    Hello! I have question regarding arrangement of the bars of the shear longitudinal reinforcement. Namely, if I define reference set for shear longitudinal reinforcement like shown in picture 1, does it mean I should place my bars like shown in picture…
  • Error e0053

    Hello again, I have other question, I tried to conect OP model with RM Bridge but the program send me an error, I don't know how can I fix it Do you know how to fix the error E0053? or give an idea of what this Error E0053 wants to tell me
  • Commonly used loadcase file (*.lc) among schedule variants like superposition file (*.sup)

    With very old version of RM2006(9.xx.xx) we could create and use loadcase file (*.lc, ex camber.lc ) using LcInit module, which was stored in project root directory, thus it could be utilized in other schedule variant like *.sup file. It was very usefu…
  • Moment of Pre-tendon in asymetric section

    Dear Bently supporters, I have modeled a simple span with a asymetric cross-section (pic as below). After running analyzer, i recieve a warning message that i shoule rotate section to calculate accrurate stress in asymetric section. Then i did some following…
  • RM Bridge - required reinforcement - Wizard model

    Hi everyone, I have one question regarding the amount of the reinforcement required in calculation. Namely, I modeled the composite bridge structure using Wizard option in RM Bridge. For longitudinal reinforcement, wizard already defined the A1 reinforcement…
  • RM bridgre : Transverse analysis and design

    hi guys, currently, I try to analyze the transverse behavior of the u-shaped bridge deck. So I need someone to help me please. how can i plot the diagram of the transversal bending moment when I use a FEM model like the following example
  • Cable stayed bridge modeling OBM or RM

    I am modeling a conceptual design for a cable stayed bridge. I have modeled other bridges in Open Bridge Modeler however I dont think it allows for cable stayed bridges. I know RM Bridge does. Should i Just try and do everything in RM? the main goal of…