The utility model discloses a bridge crane track adjustment maintenance tool, including card rail instrument, card rail instrument includes the left cardboard and the right cardboard of T style of calligraphy, and left cardboard right -hand member vertical fixation has left fixed plate, and right cardboard left end vertical fixation has right fixed plate, and left fixed plate and right fixed plate parallel are hugged closely to it is fixed through fixing bolt, the clearance of intersegmental formation under left side cardboard and the right cardboard is identical with track lateral wall shape for closely the joint is outside the track, still including the jack that is used for applying adjust pressure to calorie rail instrument. The utility model discloses having accelerated the construction progress, having guaranteed the construction quality of pipeline, dismouting work load is little, low in labor strength, and it is safer to be under construction.