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Tunhovddammen Traditional Cache

Hidden : 9/17/2022
Difficulty:
1 out of 5
Terrain:
1 out of 5

Size: Size:   small (small)

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Geocache Description:


Cachen har ingen loggbok.

Tunhovd dam (Tunhovddammen) er vannmagasin for Statskrafts kraftverk Nore I i Nore og Uvdal kommune. Dammen demmer opp Numedalslågen nord for Rødberg (Tunhovdfjorden), øst for Pålsbufjorden (som også inngår i vannkraftreguleringen for Noreverkene).

Tunhovd dam ble bygget som massiv betongdam mellom 1915 og 1920, etter at Staten hadde kjøpt Norefallene i Numedalslågen i 1907. Selve kraftverket sto ferdig i 1928, Nore 1 (senere utvidet). Den opprinnelige dammen ble erstattet av en steinfyllingsdam i 1966, med en lengde på 275 meter og største høyde på 37 meter. Den opprinnelige betongdammen er innebygd i dagens steinfyllingsdam.

Dammen ble omfattende rehabilitert 2011-2014, slik at den skulle oppfylle sikkerhetsforskriftene for fyllingsdammer i klasse 4.

Høyeste regulerte vannstand i Tunhovd dam er 734,40 meter over havet, og laveste 716,25 meter. Ved enden av dammen i øst passerer fylkesvei 120. Kilde: Wikipedia, NVE. More information: Dam: Tunhovddammen (nve.no)

Places to visit while in the area:

  • Langedrag naturpark, 25 km from here, going north. Langedrag naturpark
  • 500 metres north: Øygardsgrend grocery shop, open 24/7, cafe and rooms for rent. 
  • Rødberg, 10 km south. Here you will find various shops, groceriy, clothes, interior, a cafee and Rødberg hotel.
  • Nore 1, Rødberg. Hydropower plant. 

Nore 1 power plant uses the height of fall between Tunhovdfjorden and the town of Rødberg and has eight generating units with Pelton turbines with double turbine runners. The plant has an installed capacity of 206 MW.

Nore I was built to produce power for domestic supply in Eastern Norway. It was commissioned in 1928 and is one of Statkraft's oldest power plants still in operation. Plans for the plant were drawn by architects Lorentz Harboe Ree and Carl Buch. It was once Norway's largest power plant.

Nore I is considered a heritage building and is proposed to be preserved in protection class II in Statkraft's conservation plant. This includes the penstock, which is now phased out and replaced by a pressure shaft inside the mountain. Source: Nore I hydropower plant (statkraft.com)

Picture of the water coming from various rivers in the nearby areas. Is being led here to create power.

 

Additional Hints (Decrypt)

Cå uvaqevatra fbz twøe ng iv vxxr snyyre hgv. Guvf vafgnyyngvba frpherf hf sebz snyyvat vagb gur jngre.

Decryption Key

A|B|C|D|E|F|G|H|I|J|K|L|M
-------------------------
N|O|P|Q|R|S|T|U|V|W|X|Y|Z

(letter above equals below, and vice versa)