Browse By Tags

We have the Leap Bridge Precast package which is updated to vers 09.00.02.01. I have found when I have used a 3000 psi Cap/Seat concrete strength the modulus of elasticity, Ec will show the correct value of 3320 ksi, however it has occasionally…

I am designing a two stage pier wall. There is no option for just a wall in RC pier. Is there a way to trick the program, I have tried a couple of different options but none have worked. The top wall is tapered in both directions and the bottom wall does…

When designing the cap, the shear and torsion output lists a term "Alx" which is defined as "Alx is the EFECTIVE longitudinal steel required in addition to the PROVIDED EFFECTIVE flexural steel." My question is the interpretation of this statement. If…

In the output for LRFD footing design, under the Cracking/Fatigue section, there are "Srqt", "Srqb", "Sprt" and "Sprb" heading with the unit of 'inch'. I cannot find anything in the manual or help that identifies what these heading are for. Can anyone…

Release 9.0.0 of the LEAP Bridge Suite is scheduled to be released June 25, 2009. Several outstanding features are included in this release. Here is a brief list of some of the new features for this version : LEAP Bridge v 9.0.0 incorporates the…

LEAP Bridge v8.1.0 incorporates the following enhancements: • The ABC Wizard can now directly read in alignment, cross-section and profile information from LandXML files. The bridge model can now be generated very accurately directly utilizing…

I'm trying to apply vertical wind loads on a pier per AASHTO LRFD 3.8.2. The problem I have is with the load combination generation. This load shoud only be applied during Strength III and Service IV limit states. Is there a way to specify this for the…

Hello all: I am having an extremely difficult time getting through my bridge design on LEAP bridge. Especially while working in GEOMATH and RC PIER. In GEOMATH: Problem #1: Back when I was trying to make minor adjustments to the geometry of the…