The bridge, long since demolished, would have been a traditional red brick hump-backed structure with stone copiings, similar to many others on the Thames & Severn.
The infilled Cerney Upper Lock is behind the fence, in the top picture.
This and the following photo shows the field below the bridge site where the canal is infilled, and which also contains Cerney Middle & Lower Locks. The infilled line of canal is to the right of the fence.
The infilled line of canal is to the left of the fence.