• non-linear material analysis in RM Bridge

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    Hi all. How is non-linear material analysis n RM Bridge understood? Best regards.
    • 1 month ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • the effect of cable sag

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    Hi all. How does RM Bridge consider the effect of cable sag? Best regards.
    • 1 month ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • allowable displacement of towers under live load

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    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.
    • 1 month ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • short-term and long-term composite cross-section

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    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.
    • 2 months ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • Steel composite bridge

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    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…
    • 2 months ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • upward deflection of the continuous bridge structure

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    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.
    • 2 months ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • Use No tens and ReloadSup functions in RM Bridge

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    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…
    • 2 months ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • allowed deflection of the bridge under the effect of live load

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    Hi all. Nice to meet you. I have a model steel composite cable-stayed bridge with 6 span continuos by Rm Bridge V8, 2 side span have 150m, 4 main span is 300m. I don't known about allowed deflection of the bridge. I use AASHTO LRFD standard. If you…
    • over 2 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • Reinf crack for prestressed concrete

    Dang Nguyen Khoa
    Dang Nguyen Khoa
    Hi all. I have a question about Reinf crack for prestressed concrete as follows: If you calculator stress bot of section beam in MinMz_Service exceeding allowable stress tension limit is 0,5 x sqrt(f'c), you can calculator reinf area to control crack…
    • over 2 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • LEAP Bridge Substructure/RC-Pier LFD Live Loads in the Negative Moment Region

    Rob Whiteside
    Rob Whiteside
    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…
    • Answered
    • over 6 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • Wind Load Auto Generation

    Mark Philipps
    Mark Philipps
    I have created a Leap Bridge Enterprise file consisting of a 3 span precast girder Conspan Model, and single column bents with bent caps created in RC-Pier. I'm trying to generate WS loads from the Auto Generate feature. I assume the Wind Pressure for…
    • Answered
    • over 9 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • RE: Solid Wall Pier

    Marijoy Tibay
    Marijoy Tibay
    Hi, I'm also trying to model a solid wall pier using LEAP RC-Pier V12.01.00.57. This version has the 'Wall Pier' option, however the generated wall design is coming up with rather impractical reinforcement layouts (#18 @ 12") oriented parallel to the…
    • over 9 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
  • Auto-generation of wind load on structure (WS) per FDOT Structures Design Guidelines (SDG) 2013

    Xin
    Xin
    One of the new features added to the latest RC-PIER is the comprehensive auto-generation of WS loads and load combinations per the FDOT SDG 2013: An option for WS load auto-generation is now offered under the “Loads” tab. FDOT strength and service…
    • over 9 years ago
    • LARS | LEAP | OpenBridge | OpenTunnel | RM
    • LARS | LEAP | OpenBridge | OpenTunnel | RM Forum
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