The purpose of this letter is to advise you of the existence of abandoned chalk mines located in the Highbarns area in Hemel Hempstead and to confirm. Dacorum ...
https://www.dacorum.gov.uk/.../letter-to-whom-it-may-concern-v2.pdf?...
... mine and establishing a way forward. Your safety. Chalk mines have been around for a long period of time without affecting the safety of buildings built on ...
https://www.dacorum.gov.uk/.../advice-note-for-householders-nbsp-.pdf?...
appointed to work with Dacorum Borough Council on the Highbarns chalk mines project. ... As well as undertaking the visual survey, Chris will also be on hand to ...
https://www.dacorum.gov.uk/.../highbarns-newsletter-issue-6bbf06544511...
Feb 8, 2013 ... We have now finished setting up the site and have begun treatment of the Chalk Mines. Below are images from the camera that was sent down ...
https://www.dacorum.gov.uk/.../bam-ritchies-newsletter-01---bulk-infilling....
Apr 5, 2013 ... Highbarns Chalk Mine Remediation ... Compaction grouting is designed to treat collapsed minworkings and areas of bad ground surrounding the mines.
https://www.dacorum.gov.uk/.../bam-ritchies-newsletter-no-3---april-2013....
that the mines may extend to). The geophysical survey has indicated the general location of the mines, so significant changes to the mine layout are not ...
https://www.dacorum.gov.uk/.../highbarns-qa-table---november-2011x.pdf...
May 3, 2013 ... So far, the extent of the mine model has proven to be very accurate. Parts of the central area have been completed, with properties on Pond ...
https://www.dacorum.gov.uk/.../bam-ritchies-newsletter-no-4-nbsp---may-2...
Mar 5, 2013 ... To date we have placed approximately 1100m3 of cement grout into open void mine shafts, which is equivalent in volume to about 11 double decker ...
https://www.dacorum.gov.uk/.../bam-ritchies-newsletter-no-2---march-201...
Dec 20, 2013 ... ... Ritchies. Above is a Rockworks image of dynamic probe VP104 taken from the Highbarns Chalk Mine Remediation project on East Green.
https://www.dacorum.gov.uk/.../bam-rithchies-newsletter-10---christmas-13...
Feb 7, 2014 ... You will be pleased to know that the chalk mine works are all but complete within the DLCO. We have placed over 8300m3 of bulk and ...
https://www.dacorum.gov.uk/docs/.../newsletter-11---february-14.pdf?...0