“ It is briefly saved there and launched to the
Kleiner Brombachsee via the Altmühl overpass if the water degree
is exceeded. When water is low, water can also be launched from the lake back into the Altmühl, nevertheless as a rule it is initially transported from
the Altmühlsee by means of the 8.7 km long Altmühl overpass, which crosses beneath
the watershed in a tunnel over a distance of 2.7 km the Kleiner Brombachsee and from there into the immediately adjoining Großer Brombachsee.
Source fed. Alongside the federal highway 466,
which it crosses under twice after leaving the forest on a north- easterly course in the
course of the eponymousforemost town of Markt Gnotzheim, it reaches it and briefly runs under its western tip.
West of Unterwurmbach, the federal freeway 466 ( B 466 ) ( Schwabach- Göppingen ), which ran by way of
Unterwurmbach till 1989, kinds a bypass highway. Half a kilometer away, federal highway
13( Würzburg- Ingolstadt ) to the east leads to federal freeway
2 ( Nuremberg- Augsburg ), round 20 kilometers away. The A 6
( Heilbronn- Nuremberg ) runs round 22 kilometers north. ”