Detailed Description :

ode provides operational support for Caledonia’s assets in the UK – comprising the Johnston field, which is tied into the Ravenspurn North platform and all other non-operated assets. In addition the contract extends to the provision of due diligence, technical and commercial support for all future development prospects.

Day to Day Support Services

The support to Johnston covers day-to-day liaison and operational coordination with the host platform BP Ravenspurn North, providing legislative and operational interfaces with government bodies, field development planning, logistical support, procurement, engineering, maintenance and modification activities. ode /Caledonia operate an integrated approach, with the ode Project Manager performing a dual role as Caledonia’s Operations Manager.

Duty of care activities for which Caledonia are responsible on the Johnston field are performed by ode in conjunction with the Caledonia QHS&E department. ode provide IRM (Intervention Repair & Maintenance) management, planning and offshore supervision as well as ongoing spares inventory control, asset management and documentation services

Johnston Manifold 43/27

Emergency Support Services

To respond to offshore emergencies on any Caledonia issue, ode provides a fully equipped Emergency Response Centre (ERC) from its Great Yarmouth Marine Base and an emergency response team available 24 hours a day.

In addition to the ERC, Caledonia has a fully equipped office located within the ode complex with IT communication links tied directly to the Caledonia head office in London.

Intervention Services

The intervention services consist of planning and engineering well intervention programmes for the Johnston field. The intervention plan is part of a 10 year programme which also includes bi-annual subsea GVI's (General Visual Inspections) using ROV videos and diver inspections.

The work is carried out in the general area of the template, and on the template itself, including equipment & piping. Other inspections take place such as corrosion monitoring of the anodes and wall thickness checks of the piping.

As part of this programme, ode has been responsible for engineering a solution to a gas leak detected by an anomaly in the production flow. This involved the co-ordination of a number of relevant suppliers. ode has also been active in locating and providing DSV and Jack Up support together with the associated sub suppliers for the work over programme.

Johnston Extension

ode has been engaged in bringing the Johnston Field Extension (JFE) Project into fruition. This comprises an additional subsea well tied-back to the Johnston subsea manifold. ode is providing all engineering and associated project management in support of the new well development and in particular contract and procurement services