Apr 7, 2017 ... Information page on chalk mine workings detected in the Highbarns area of Hemel Hempstead.
https://www.dacorum.gov.uk/home/planning.../highbarns-chalk-mines
Hyder is a major project management. Hyder is a major project management, engineering and environmental consultancy with nearly 5000 staff worldwide.
https://www.dacorum.gov.uk/.../high-barns---09-10-05---public-presentatio...
Introduction. When we met residents in October to bring people up to date with investigations that had discovered chalk mine workings in the area we gave a ...
https://www.dacorum.gov.uk/.../high-barns---nash-mills-news-number-1.pd...
Jun 28, 2011 ... A microgravity survey carried out by Geotechnology Ltd at the site during early 2010 to help determine the extent of the mine the findings of ...
https://www.dacorum.gov.uk/.../highbarns-cals-survey-report-june-11.pdf
Oct 14, 2015 ... Mines Project, Hemel Hempstead: Project Management, Design, Supervision and. Validation of Mine Treatment Scheme Proposal, reference XGD0236), ...
https://www.dacorum.gov.uk/.../highbarns-chalk-mine-stabilisation-treatme...
Highbarns Chalk Mines Project. Presentation by Mark Skittrall of Hyder Consulting. Page 2. Design Phase Ground Investigation Objectives. The main objectives of ...
https://www.dacorum.gov.uk/.../hyder-highbarns-public-meeting-presentati...
Oct 16, 2015 ... The objective of this report is to set out the works that were undertaken to treat the mines and provide the results of post mine treatment ...
https://www.dacorum.gov.uk/.../treatment-area-report-for-nos-10-12-pond-...
Dec 8, 2009 ... Researching the history of the mines will determine the type of mine ie industrial or agricultural. (industrial mines generally bigger) and also ...
https://www.dacorum.gov.uk/.../highbarns-residents-group-meeting---13-1...
Dec 12, 2012 ... The purpose of this letter is to advise you of work that is shortly to be undertaken to repair an abandoned chalk mine located in the ...
https://www.dacorum.gov.uk/.../letter-for-insurance-purposes-december-20...
Oct 30, 2015 ... The mine workings identified at the site have been assessed to comprise a single level of chalk mine galleries in the vicinity of. Highbarns, ...
https://www.dacorum.gov.uk/.../treatment-area-report-for-highbarns-east-gr...