It was built in 1670 as a wooden pile bridge, a domed 1864 and renovated in 1990/91<br><br>8 Barrel<br><br><br>Information by Heidi Zahir:<Br><br>This bridge spans the former moat and empties into the gate of the Commander's House. The first building was a pure wood construction. The intermediate piers of stone masonry were later built, on which a wooden superstructure was mounted on. in 1864 was in its present form, using the old lower pillar shafts. The new face brick stone walls in combination with the natural stone masonry of arch view area and Pier shafts, as well as the articulated cornice give the bridge its characteristic appearance.<Br><br>With the softening of the town and the citadel in 1873, the bridge lost its actual meaning. The moat has been partially filled and the vaulted openings used as warehouses and later garages. Beginning immediately after the German reunification rescheduling for the rehabilitation of the old town core of Erfurt comprised also the transformation of the complex Petersberg.<Br><br>1992 was begun to restore the access bridge to the Citadel and their immediate environment in the State from 1864. The length of the bridge is about 50 m and consists of 8 fields with Diametres from 2.70 to 6.40 m. First had to the bridge "be free". To a floor removal of about 600 m was required. The actual repair work included essentially<Br><br>-the clearing of the vault population and their replacement by filling concrete<Br>-the new on brickwork of the outer arc ranges and the front walls<Br>-the sealing of the building<Br>-the restoration of the old moldings and railings<Br><Br>The existing old material was reused in addition as possible.