Patent ID: 7996944

Claim:
A process for the manufacture of a bridge, comprising: erecting a pier, at least one bridge girder with end points and at least one supporting rod with end points in an approximately vertical position; hinging one end point of the supporting rod to the bridge girder; performing at least one of: hinging another end point of the supporting rod to the pier, the bridge girder being brought into an approximately horizontal position by an approximately vertical motion of one end point of the bridge girder on the pier, said one end point of the bridge girder being connected to the pier; and hinging another end point of the bridge girder to the pier, the bridge girder being brought into an approximately horizontal position by an approximately vertical motion of an end point of the supporting rod on the pier, said end point of the supporting rod being connected to the pier; and then connecting projecting end point of the bridge girder to an abutment or a further end point of a second bridge girder; and then connecting projecting end point of the bridge girder to an abutment or a further end point of a second bridge girder.