Rodenbach (Strunde)

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Rodenbach
upper course: Scheidtbach
Data
location Bergische plateaus

Lower Rhine Bay


Germany

River system Rhine
Drain over Strunde  → Rhine  → North Sea
source at Schmalzgrube in the Hardt as Scheidtbach
50 ° 58 ′ 43 ″  N , 7 ° 9 ′ 35 ″  E
Source height approx.  152  m above sea level NHN
muzzle in Gronau in the Strunde Coordinates: 50 ° 58 '52 "  N , 7 ° 6' 30"  E 50 ° 58 '52 "  N , 7 ° 6' 30"  E
Mouth height approx.  74  m above sea level NHN
Height difference approx. 78 m
Bottom slope approx. 18 ‰
length approx. 4.4 km
Big cities Bergisch Gladbach

The Rodenbach is a four kilometer long, southern and left tributary of the Strunde in the area of ​​the district town Bergisch Gladbach in the North Rhine-Westphalian Rheinisch-Bergisch district . Its upper course is called Scheidtbach and is distinctively separated from the lower course by a good 820 m long piping of the brook.

etymology

The name Rodenbach was mentioned in documents as Rodinbach in 1330 . It has its origin in the color red. The color of the brook is based on washed out iron hydroxide . The name Scheidtbach comes from Scheid / Scheidt , which derives from Middle High German divide / divide (separate, separate, divide). The Scheidt House, which emerged from a medieval foundation, used to stand in the area of ​​the Scheidtbach . Today Scheidtbachstrasse is named after the brook.

In dialect one speaks of Rodemich , with -me as the typical Bergisch ending for -bach. Rodemich has been preserved as a street name in the area of ​​the Rodenbach residential area .

history

Originally the name Rodenbach applied to the entire stream. At the height of today's sports field on the Rübezahlwald, the Rodenbach flowed through a small lake. There a nameless water flowed from the left. The lake was preserved even after the sports field north of the brook was built in the 1950s. A part of the Rodenbach to the west of Bensberger Strasse was already piped in the mid-1950s when trade and industry were settled there in the Gronauerwald . In the course of the construction of the Dietrich-Bonhoeffer-Gymnasium in the 1960s south of the sports field, the lake was drained and the stream in this area piped. With the expansion of the Zinkhütte industrial park in the early 1970s and the associated piping of the stream there, the upper course was called Scheidtbach .

geography

course

The Rodenbach rises - called Scheidtbach - at an altitude of about 152  m above sea level. NHN in the Hardt forest south of the Schmalzgrube residential area in two spring rivulets.

The stream initially flows in a westerly direction past Eicherhof into the area of ​​the continuous residential development of Bergisch Gladbach. In the Zinkhütte industrial park on Senefelder Straße, the Scheidtbach will be piped and flow further to the west underground. At Refrather Weg behind the commercial area Refrather Weg, the brook reappears as Rodenbach. At the edge of the street Am Rodenbach it then flows further west to finally in the nature reserve in the area of ​​the Kradepohlsmühle at an altitude of 74  m above sea level. NHN to flow into the strunde from the left.

From the height difference of about 78 meters, a mean bed slope of about 18 ‰ can be calculated.

Catchment area

The catchment area of ​​the Rodenbach lies in the natural areas of Paffrath-Altenrather Heideterrasse and Paffrath Kalksenke and is drained into the North Sea via the Strunde and Rhine .

It borders

The eastern part of the catchment area is largely forested and settlements dominate in the central area. On the lower reaches the northern side is predominantly populated and the southern side is forested.

The upper course is characterized by clay and silt layers of the Devonian and the lower course by Quaternary fine and medium sands.

Tributaries

The Rodenbach has no named tributaries.

Nature reserves

Kradepohlsmühle nature reserve

The nature reserve Kradepohlsmühle extends in the Gronau district of Bergisch Gladbach in the vicinity of the Kradepohlsmühle. It is part of the Schluchter Heide and the Bergische Heideterrasse .

Gierather Wald nature reserve

The Gierather Wald nature reserve extends in the Bergisch Gladbach urban area between Gierath and Brandroster in the west, Schlodderdich in the north, the golf course in the east, and Sandbüchel and Saaler Mühle in the south. It is also a part of the Schluchter Heide and the Bergische Heideterrasse .

Individual evidence

  1. ^ Ewald Glässer: Geographical land survey: The natural space units on sheet 122/123 Cologne / Aachen. Federal Institute for Regional Studies, Bad Godesberg 1978. →  Online map (PDF; 8.7 MB)
  2. a b ELWAS specialist information system, Ministry for Climate Protection, Environment, Agriculture, Nature and Consumer Protection North Rhine-Westphalia ( notes )
  3. Self- measurement on the specialist information system ELWAS, Ministry for Climate Protection, Environment, Agriculture, Nature and Consumer Protection NRW ( notes )
  4. ^ Andree Schulte Bergisch Gladbach, City history in street names , Bergisch Gladbach 1995, ISBN 3-9804448-0-5
  5. Prussian new recording 1891–1912 and further measuring table sheets