. S . ▁Federal ▁Highway ▁Administration ▁who ▁spons ored ▁meet ings ▁and ▁eventually ▁formed ▁the ▁po o led ▁fund ▁study ▁project . ▁ ▁This ▁intellectual ▁and ▁cre ative ▁combination ▁of ▁academ ia , ▁government , ▁and ▁industry ▁is ▁the ▁reason ▁behind ▁the ▁success ▁of ▁the ▁Bridge ▁Software ▁Institute . ▁It ▁inv ig or ates ▁the ▁work ▁of ▁the ▁fac ulty , ▁staff , ▁and ▁the ▁students ▁associated ▁with ▁Bridge ▁Software ▁Institute . ▁ ▁Product s ▁ ▁FB - Multi P ier ▁FB - Multi P ier ▁is ▁a ▁non linear ▁finite ▁element ▁analysis ▁program ▁capable ▁of ▁analyz ing ▁multiple ▁bridge ▁pier ▁structures ▁inter connected ▁by ▁bridge ▁sp ans . ▁The ▁full ▁structure ▁can ▁be ▁subject ed ▁to ▁static ▁analysis , ▁A AS HT O ▁load ▁analysis , ▁response ▁spectrum ▁analysis , ▁and ▁time - history ▁analysis . ▁Each ▁pier ▁structure ▁is ▁composed ▁of ▁pier ▁columns ▁and ▁cap ▁supported ▁on ▁a ▁p ile ▁cap ▁and ▁p iles / sh aft s ▁embedded ▁in ▁soil . ▁This ▁program ▁cou ples ▁non linear ▁struct ural ▁finite ▁element ▁analysis ▁with ▁non linear ▁soil ▁resistance ▁models ▁for ▁ax ial , ▁later al , ▁rot ational , ▁and ▁t ors ional ▁soil ▁behavior ▁to ▁provide ▁a ▁robust ▁system ▁of ▁analysis ▁for ▁couple d ▁bridge ▁pier ▁structures ▁and ▁foundation ▁systems . ▁FB - Multi P ier ▁allows ▁for ▁finite ▁element ▁model ▁generation ▁based ▁on ▁graph ical ▁input ▁and ▁paramet ric ▁descri ptions ▁of ▁the ▁structure ▁and ▁foundation ▁systems . ▁This ▁allows ▁the ▁engineer ▁to ▁work ▁directly ▁with ▁design ▁parameters ▁and