• LARS Bridge Live Load Distribution Factor Calculation

    What equations/tables does LARS Bridge Connect Edition use to calculate the LLDF for a CSC beam? The LLDF generated by the program does not appear to be consistent with hand calculations utilizing the formulas/methods in the tables in section 4.6.2.2…
  • LLDF in LEAP Bridge Concrete

    Hi, Dear Sir/Ma'am, I am working on a regular PCC girder bridge design. The LLDF from leap bridge concrete is a bit off from my hand calculation. Is there a way to check the detailed calculation of LLDF in leap bridge concrete? Thanks, Dong
  • LARS - LLDFs Causing Irregular Truck Positions & Moments

    Hello, I have a 73.5' simple span, rolled beam LARS V6.00.01.08 analysis that has varying LLDFs due to varying overhang widths at the supports. Using LRFD, I have input three ranges for both moment and shear. When looking at the output tables and…