Recent content by duncanelliot

Hi there, I have a need to understand the thermal properties of Lexan and was hoping one of you might be able to help. I hold an Msc in Civil Engineering but only have a basic knowledge of physics (A-level) so please bear that in mind if you reply. PROBLEM: 1- I have a choice between two...

Hi there, I am trying to find out more about EN 50014:1997 (electrical apparatus for potentially explosive atmospheres –Also know as ATEX) and more specifically its application to the tunnel environment. Essentially I would like to know what ATEX rating (zones 0,1 or 2)would a cable tunnel...

Hi there, I am carrying research on automated transport in tunnels. I would like to gather information on types of tunnel transport available and their specifications. I would like to know who could build and supply either a monorailor weel-based system. The vehicles I have in mind would have...

No I don't have a supped up version of Google earth. I went there and took pictures. Duncan

Humm, dgillette, thanks for your insight, very usefull. I am not sure that this hole was created as a result of the neighbouring land being artificially raised. The reason being that there is a sign with a life buoy attached to it, it reads "Danger Deep Water". No I am not a train-spotter, nor...

So do we agree that it is an ancient open quarry/old mine shaft/Karst/pond/ borrow pit...? Could you please rank the laters in terms of likelyhood. THanks

The area used to be riddled with brick-making factories (150-75 years ago). They use to extract the Ldn clay from the surrounding area, process it and transport it via the canal. There is evidence of quarries around the area. I think what we are looking at is too small to be a quary...

Hi there, Does anybody know what kind of ground structure is located at: W 0 29' 1.862" N 51 31' 5.07" OS grid ref= TQ055 808 I want to know how deep this is and why it exists. You can get a good view on Google Earth. Many thanks. Duncan

Hi there, I am trying to build up a detailed picture of the ground history of an area in London. I would like to find a map showing the historical ground use and any potential contaminated sites. The area in question is a 6x1 km corridor starting south of Wandsworth in London and pointing...

Hi there, I am doing a research project and I am looking for a cross-section as well as a long section of the Grand union canal section near Hayes in London. In fact any relevent information concerning its construction would be helpfull. Also, for the tunnel engineers out there, I am trying to...