A Tale of Two Brownfield Sites: Making the Best of Times ...
A Tale of Two Sites
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Transcript of A Tale of Two Sites
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A Tale of Two Sites
Robert Lee and Steven Vaughan
+St Michaels Golf Course,Widnes
+Le Blanc Process
Sulphuric acid + Salt
H2So4 + 2NaCl = Na2So4 + 2HCl
Sodium Sulphate + Hydrochloric Acid
Salt cake + Limestone + Coal
Na2So4 + CaCo3 + C = Na2Co3 + CaS + 2Co2 (Black Ash)
Calcium sulphide + Sodium Carbonate + Carbon dioxide (leach with warm water to form soda crystals)
1 tonne of soda crystals + 2 tonnes of waste (Galligu)
Calcium sulphide, sodium sulphide unburnt coal & coal ash
+ Dirty Old Town (2007) 7 Health Protection Matters 16
“really did pong and didnt fancy it at first ,the smell of rotted eggs, shit and death were in the air and little bubbles of gas would release with every step taken,
along with the biggest gang of spiders ive seen layering the roof of this culvert”Kevsy
+St Donats Road Estate, Cardiff
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Cardiff LawSchool
TheEstate
LeckwithAllotments
+ Before WWII
+ After the War
+ Fly Ash
Lead
Arsenic
PAHs
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“Your homes are on toxic land, but don’t panic!”
Page 2, South Wales Echo, 17 June 2005
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29 Dunraven Rd 31 Dunraven Rd
Remediated Notice Revoked
+ £1.5m Remediation by VHE
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