A welded construction loader bucket providing accessible edges for welding comprising a continuous main panel forming a bottom wall, a rear wall, and an integrally curved junction wall between the bottom wall and the rear wall, the bottom and rear walls defining a bucket with a forward edge and a top edge, a pair of end walls welded to ends of the main panel, a top rail, integrally formed from the main panel at the top edge of the rear wall, the top rail having a downwardly sloping, forwardly extending rail top wall, a forward rail wall joining the forwardly and downwardly sloping rail top wall and extending substantially parallel to the rear wall, and an integral bottom rail wall substantially perpendicular to the rear wall having an edge welded to such rear wall, the edge of the bottom rail wall providing an edge for welding accessible for a robot welding head.