OBM / RM Bridge
1. OBM > Utilities > Send to RM Bridge
2. Select Standard Code and Material List
3. General Settings
4. Superstructure – Deck
5. Substructure – Cap , Piers and Piles
6. Substructure - Restraint Conditions
7. Assign RM Materials
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OBD / RM Rating of Composite Steel Bridge
Is presented below the Rating Factor calculation done in OBD / RM Bridge for a two spans composite steel bridge with a central pier.
Bridge Modelling done in OBM and calculation performed in RM on a complete model in OBD.
Table of Contents:
A…
Cross-Section Slender Parts
RM > Modeler definition of slender parts in cross-section.
Cross-Sections – Slender Parts:
Required for the local buckling.
Reference Set – Steel Slender part type
Start point = free point
Line point = restraint point
Subtype of slender…
OBM Deck Template into RM Modeler
OBD CE 2022 Release 1 and RM Bridge v11.14, the User can import OBM Deck Templates into RM Bridge for structural analysis, following the below steps:
1.OBM Create Deck Template
In OBM > Utilities > Libraries > Decks, create a new deck cross-section…
OBD_Modelling PS slab with circular holes
With OBD CE 2021 Release 2 and RM Bridge v11.13, the User can design one PS slab with circular holes. In OBM, the User should choose a CIP bridge type and work with Place Advanced Deck.
For the structural analysis and design, the User can send the…
UltSup and UltLc for Total Join & Split Results
In OBD CE 2021 Release 2 and RM Bridge v11.13, was implemented the Ultimate Check Capacity using different types of force component selections namely: Total: Normal, Total: Split and, Total: Join . The non-composite cross-section defaults to the Total…
OBM>RM - Transfer Tendon Points to all Beams in one unique Deck Cross-Section
In OBD CE 2021 Release 2 and RM Bridge v11.13, was implemented transfer tendon points to all beams in one unique deck cross-section.
When transferring OBM model to RM, for analysis, the User can choose the option "Transfer all beams inside one deck…
Integral Steel Composite Bridge – video4
In this video is presenting the Last Construction Stage after the concrete slab is hardened and composite elements activated.
It is introduced the load cases for deck wearing surface and utilities, the earth pressure behind abutments, the transferring…
Integral Steel Composite Bridge – video3
In RM Bridge Enterprise > Modeler > Cross sections, the User can define the finite shell elements in the deck slab.
The User can edit shell elements for assigning variables to slab thickness, if desired and review the information introduced.
In…
Integral Steel Composite Bridge – video2
In RM Bridge Enterprise > Analyzer, were defined the several Construction Stages considered in the bridge built and until the composite is activate (before concrete slab is hardened). Presented below the different construction stages calculated.
STG01…
Integral Steel Composite Bridge – video1
In RM Bridge Enterprise > Modeler, was defined the completely geometry for an Integral Steel Composite Bridge. In this video series, it is presented the structural analysis and design for this type of bridges.
The deck cross-section is defined with…
