Laimbach (Ehebach)

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Laimbach
Laimbach

Laimbach

Data
Water code DE : 242822
location Southern Steigerwald

Bavaria

River system Rhine
Drain over Ehebach  → Aisch  → Regnitz  → Main  → Rhine  → North Sea
confluence of right Bibart and left bills against Scheinfeld- Oberlaimbach or shortly after the Scheinfeld- Vetter mill
49 ° 38 '24 "  N , 10 ° 28' 48"  O
Source height 297  m above sea level NHN
muzzle southwest of Baudenbach from the left and northwest in the Ehebach Coordinates: 49 ° 37 ′ 13 ″  N , 10 ° 31 ′ 52 ″  E 49 ° 37 ′ 13 ″  N , 10 ° 31 ′ 52 ″  E
Mouth height 292  m above sea level NHN
Height difference 5 m
Bottom slope 0.98 ‰
length 5.1 km  from the confluence of Bibart and Scheine

21.8 km with the upper course Bibart
Catchment area 152.16 km²

The Laimbach is a 5 km long river in Franconia . Together with its main right upper reaches, Bibart , it is 21 km long. The stream is created by the confluence of the Bibart and the banknotes. The river flows in the Neustadt an der Aisch-Bad Windsheim district in Central Franconia and flows southeast of Baudenbach into the Ehebach , which then continues in the direction of Laimbach.

geography

course

The Laimbach arises at about 297 m above sea level. NHN between the places Oberlaimbach and Unterlaimbach from the confluence of the water-rich waters Bibart and Scheine. Then the river, which runs southeast, passes the town of Unterlaimbach. To the east of the village, the utility ditch flows into the river. From this point on, the river runs almost parallel to federal highway 8 . Less than a kilometer further, the river passes the village of Frankenfeld on the left bank. Then the two creeks Kellerfeldgraben and Augraben flow into the Laimbach. The river then flows into the Ehebach west of Baudenbach.

The Laimbach is, together with its own right upper course Bibart, a longer water course up to the confluence than the Ehebach with its upper course Nachtwasengraben, it also contributes over two thirds more to the catchment area of ​​the Ehebach than its own upper course up to the confluence.

Tributaries

Direct tributaries from the source to the mouth. The table shows the length of the rivers and the catchment area.

Stat
in km
Surname Length
in km
EZG
in km²
Inflow side comment
approx. 5.12 Bibart approx. 16.70 approx. 66.70 right OL
approx. 5.12 Bills approx. 15.70 approx. 66.40 left orienteering
approx. 4.04 Utility trench approx 07.22 approx. 10.63 Left Strand Klostergraben → Kaltbach → Nutzgraben
approx. 2.94 Steinlesgraben approx 01.42 approx. 00.93 Left
approx 1.49 Kellerfeldgraben approx 01.75 approx. 00.51 Left
approx 1.32 Dig approx. 01.67 approx. 01.69 Left A little longer with the left upper reaches of the Auwiesengraben

Localities

Locations on the run with their affiliations. Only the names of the lowest nesting level denote neighboring settlements.

Neustadt an der Aisch-Bad Windsheim district

Flood

The river is at risk of flooding due to its watery tributaries and its very low gradient. The following table shows the hundred-year flood flows ( HQ100 ) to be expected at various points along the course according to a statistical model .

Extract from the hydraulic longitudinal section of Laimbach
Stat
in km
EZG
in km²
HQ100
in m³ / s
Dimensioning
in m³ / s
Running point Close place
5.150 067.2 29 34 oh bills Oberlaimbach
5.140 133.8 48 55 uh. Bills Oberlaimbach
4,210 137.2 49 56 Oh. Utility trench Unterlaimbach
4,200 147.2 51 59 uh. Utility trench Frankenfeld
0.000 151.8 52 60 Estuary in Ehebach Baudenbach

See also

Individual evidence

Water directory Bavaria ("GV")

  1. a b Length according to: List of brook and river areas in Bavaria - Main river area, page 56 of the Bavarian State Office for the Environment, as of 2016 (PDF; 3.3 MB) (number of pages may change.)
  2. ↑ Catchment area according to: Directory of stream and river areas in Bavaria - Main river area, page 56 of the Bavarian State Office for the Environment, as of 2016 (PDF; 3.3 MB) (number of pages may change.)

BayernAtlas ("BA")

Official online waterway map with a suitable section and the layers used here: Course and catchment area of ​​the Laimbach General introduction without default settings and layers: BayernAtlas of the Bavarian State Government ( notes )

  1. a b c d The banknotes branches off before the confluence with the Bibart, its shorter right arm merges with the Bibart at the Bibart bridge from Oberlaimbach, while its longer left arm just after the Vettermühle before Unterlaimbach. The corresponding length and stationing values ​​are therefore subject to an uncertainty of almost one kilometer. The official length of the Laimbach seems to have been chosen somewhere between the two extreme values.
  2. a b Height queried on the background layer Official map (right click).
  3. Length measured on the official map background layer .
  4. ↑ Catchment area measured on the official map background layer .

Other individual references and comments

  1. a b stationing or kilometrage , route along the receiving Laimbach to its own mouth.
  2. Determination of the floodplain. In: Ansbach Water Management Office. Wasserwirtschaftsamt Ansbach, June 22, 2010, accessed on July 9, 2019 .