Territory Stories

Alice Springs recreational dam hydrology report project 6

Details:

Title

Alice Springs recreational dam hydrology report project 6

Creator

Jackson, D.; Paige, D.

Collection

E-Publications; E-Books; PublicationNT; Report no. 12/1979

Date

1979-10-01

Notes

Date:1979-10

Language

English

Publisher name

Northern Territory Government

Place of publication

Darwin

Series

Report no. 12/1979

File type

application/pdf

Use

Attribution International 4.0 (CC BY 4.0)

Copyright owner

Northern Territory Government

License

https://creativecommons.org/licenses/by/4.0/

Parent handle

https://hdl.handle.net/10070/228346

Citation address

https://hdl.handle.net/10070/674275

Page content

Technical Report WRD79012 Viewed at 00:02:46 on 18/02/2010 Page 126 of 153. I I I I I I I I I I I I I I I I I I I I 28 Tables 13 and 14 give the results of the routes for cases (a) and (b) respectivel~ starting conditions being full. Although the attenuation is larger when the starting level is 592.7 metres, it is not significantly larger - for example - case la), 100 year return period flood is discharged as 560 m 3 /s when the starting level is 592.7, compared with 618 m3/s in Table 13. Table 13 INFLOWS AND OUTFLOWS OF DAM Case (a) Floods (yrs) Starting Elevation 594m Return Periods Inflow(m 3/s) Discharge (m 3/s) Max. Level 5 350 168 595.7 10 490 251 596.2 20 650 348 596.5 50 850 502 597.0 100 1000 618 597.3 500 1400 951 598.0 M.P .. F. 4620 4274 602.0 Table 15 is an example output of Puli~ Routing calculations. All discharges are in m 3 /s. It serves to illustrate the rapid increase in level water as a flood passes. In this caSe it rises 2.1 metres in 4 hours. For the 100 year return period flood, it rises 3.3 metres in 4 hours. (m)


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