is an oil field in the Norwegian sector of the North Sea .
Discovered in 1975, production began in 1982 and is expected to
continue until 2050. Valhall is located in 70 metres of water.
The field was originally developed with three facilities (QP, DP
and PCP) but now the complex consists of five separate steel
platforms that are bridge-connected. There are also two unmanned
flank platforms, one in the south and one in the north, both
around 6 kilometres from the field centre. Quarters Platform
(QP) The QP was built in 1979 and started being used in July
1981. It has accommodation for 208 people. Drilling Platform
(DP) The DP is situated centrally and has 30 well slots. The
platform started operation on 17 December, 1981 with the first
covered derrick Production Platform (PCP) The PCP is built to
process of oil and of gas per day. The platform is 65 metres
high and weighs 21,000 tons. The oil production is piped to
2/4-J at the Ekofisk Center and goes to Teesside . The gas is
transported directly via the Norpi