Territory Stories

East Alligator district centre water supply assessment : Kakadu National Park



East Alligator district centre water supply assessment : Kakadu National Park

Other title

D . Pidsley


Jamieson, M.; Pidsley, D.; Paiva, Jerome


E-Publications; E-Books; PublicationNT; Technical Report ; 26/1991




Made available via the Publications (Legal Deposit) Act 2004 (NT).






Water-supply -- Northern Territory -- Kakadu National Park; Groundwater -- Northern Territory -- Kakadu National Park; Kakadu National Park (N.T.)

Publisher name

Power and Water Authority

Place of publication



Technical Report ; 26/1991


1 v. : ill., maps ; 30 cm.

File type


Copyright owner

Check within Publication or with content Publisher.

Parent handle


Citation address


Page content

Technical Report WRD91026 Viewed at 15:07:48 on 29/07/2010 Page 103 of 107. eventually causi~ rottirq and falli~ a:way of ceiling a.nd wall. sheeting~ '!his is .generaJ..J.. ac~ied by failures of. ~per pipes and brass fittings as explained belOool.. In m3nY instar.ces the corrcsicn prcceeds at 51-len a rate t.'1at mai~tenance cannct keep pace and the house becares unhabitable. In sore cases :ow failure has OCClred .... i t..'1in a year" 1he a;gressiveness of the watel: has resulted. in rapid corrcsicn of CCQper "t Olprcsolvency and erosion corrosion, as well as dezincification of brass .. Cuprasolvenc'j' (Fi~re- 4) is si.-:ply dissolution of t.he ccppe~ int;:) t..'1e 'JCI.cer and usually results in t.. ... e familiar blue-;=een s::aini:-x; of sir.k.s* sncwe:-s and :.oilet:. '::cwls. &csicn corrcsicn (Fiq'..lre 5) of CCQper tube oc::urs by ~e ren:Jva.l of rretal fran the pipe surface as dissol vee ions or t..'1e sweepiaJ of solid ccrrosicn p=cdJcts fran the surface ~ t.."le flew-. 1!"l.e effect is accelerated at locations of turtulence sum as at .bends" !t:'s di.aract.erised by t.!"'J.e presence of oorseshoe sha~ g ... e<aes, "Waves, and romded holes.. and usually s.'aws a directional patte~. o 2 , mm 4 6 ! 8 ~o , , F':i.gu..r9: 5 Ercsicn corrcsic:n c a. o:::pper tube {wadeye)

Aboriginal and Torres Strait Islander people are advised that this website may contain the names, voices and images of people who have died, as well as other culturally sensitive content. Please be aware that some collection items may use outdated phrases or words which reflect the attitude of the creator at the time, and are now considered offensive.

We use temporary cookies on this site to provide functionality.
By continuing to use this site without changing your settings, you consent to our use of cookies.