PREESALL UNDERGROUND GAS STORAGE FACILITY (brine discharge pipeline) – NOTICE OF SURVEYS WEST OF ROSSAL POINT – BENTHIC – UXO – GEOTECHNICAL – ARCHAEOLOGICAL
Attached for information is a Notice to Mariners issued by NIRAS concerning three surveys that are scheduled to be carried out off Fylde Peninsula in the area to the west of Rossall.
Dependant on weather and conditions survey operations are expected to start on or around Monday 20th November and run until early December and will consist of Benthic, UXO, and Geotechnical/Archaeological surveys.
BENTHIC SURVEY (APPROX 7 DAYS)
The first survey which is expected to start on or around Monday 20th November will involve drop down camera, trawl and grab samplings and will be carried out by the 12 meter NIRAS survey vessel ‘AQUADYNAMIC’.
UXO – MAGNETOMETER SURVEY (APPROX 3 DAYS)
This survey will involve sidescan sonar and multibeam echo sounder and will be carried out by the 8.9 meter BIBBY HYDROMAP vessel ‘EAGLE’
GEOTECHNICAL –ARCHAEOLOGICAL SURVEY (APPROX 6 DAYS)
This survey will involve 11 cone penetration tests, 9 vibrocores for archaeological purposed as well as 4 vibrocores for geotechnical purposes and will be carried out by the 26 meter FUGRO catamaran ‘VOE JARL’.
All mariners please note that during survey operations all of the survey vessels will have limited manoeuvrability and a wide berth is requested whenever any of these vessels can be observed on site.
Survey operations will be carried on a 12 hr basis, daylight hours only, and the vessels will be based at Fleetwood for the duration of the works. The attachment has pictures of all of the vessels involved as well as a small chartlet which shows the area of the survey operations
Please do not hesitate to contact me if you require any further information
Regards : Tom Watson
Tel……….. Mobile 07903 173 624
Home 01253 875565
Preesall Notice to Mariners – Aquadynamic Nov17 Arcadis input