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Timestamp:
Jun 16, 2006, 2:17:43 PM (18 years ago)
Author:
sexton
Message:

more updates

Location:
production/onslow_2006/report
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6 edited

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  • production/onslow_2006/report/anuga.tex

    r3169 r3171  
    2323Section \ref{sec:tsunamiscenario})
    2424\item forcing terms (such as wind)
    25 \item development of numerical requirements
     25\item computational requirements relating to the mesh construction
    2626\end{itemize}
    2727

  • production/onslow_2006/report/computational_setup.tex

    r3170 r3171  
    33The cell size is chosen to balance
    44computational time and desired resolution in areas of interest,
    5 particularly in the interface between the on and offshore
    6 as mentioned in Section \ref{sec:}.
     5particularly in the interface between the on and offshore.
    76Figure \ref{fig:onslow_area} illustrates the data extent for the
    87scenario, the study area and where further mesh refinement has been made.
    … …  
    4039data is a series of survey points which is typically not supplied on a fixed
    4140grid which complicates the issue of determining an appropriate cell area.
     41In addition, the data is not necessarily complete, as can be
     42seen in Figure \ref{fig:onslow_area}.
    4243In the deep water modelling such as MOST,
    4344the minimum model resolution is chosen so that there at

  • production/onslow_2006/report/damage.tex

    r3169 r3171  
    1919housing survey}.
    2020
    21 Once the maximum inundation is calculated for each building, the resultant
    22 damage
    23 can be determined as a function of its type and location from the
    24 coastline, \cite{ken:damage}.
    25 
    26 results here
    27 
    2821Impact on indigeneous communities are important considerations when determining
    2922tsunami impact, especially as a number of communities exist in coastal regions.
    … …  
    3326in Figure
    3427\ref{fig:points}. The population of the Bindibindi community is 140
    35 and is situated in a potentially vulnerable location.
     28and is situated below the 1.5m AHD contour as seen in Figure \ref{fig:points}
     29which indicates it is inundated prior to the tsunami wave arriving.
     30At 0m AHD, over 3m of water will inundate parts of the community (Figure
     31\ref{fig:gaugeBindiBindiCommunity}) which indicates significant loss.
     32
     33Once the maximum inundation is calculated for each building, the resultant
     34damage
     35can be determined as a function of its type and location from the
     36coastline, \cite{ken:damage}. The damage to the residential
     37structures in the Onslow community
     38is summarised in Table \ref{table:damageoutput}.
     39
     40\begin{table}
     41\label{table:damageoutput}
     42\begin{tabular}{l|l|l|l|l|l|l|l|l|l|l|\hline
     43& Houses Inundated & Houses Collapsed & Structural Repair Cost
     44& Structural Total Value & Contents Losses & Contents Total Value
     45& Minor Injuries & Moderate & Serious & Fatal \\ \hline
     461.5m AHD & 90 & 14 & & & & 59 & 17 & 8 & 83 \\ hline
     470m AHD & 54 & 1 & & & & 43 & 11 & 6 & 20 \\ hline
     48-1.5m AHD & 0 & 0 & & & & 0 & 0 & 0 & 0 \\ hline
     49\end{tabular}
     50\end{table}
     51
    3652
    3753discussion on Mary's outputs

  • production/onslow_2006/report/interpretation.tex

    r3169 r3171  
    1212water level relative to AHD.
    1313The graphs show these time series for
    14 the three cases; 1.5 AHD, 0 AHD and -1.5 AHD so that comparisons can
     14the three cases; 1.5m AHD, 0m AHD and -1.5m AHD so that comparisons can
    1515be made. To ease these comparisons, the graphs are shown on consistent
    1616scales.
    … …  
    7878sand dunes are approximately 10m which is more than enough to halt
    7979the largest of the tsunami waves which occurs for the
    80 1.5 AHD simulation. There is inundation between the sand dunes at high
     801.5m AHD simulation. There is inundation between the sand dunes at high
    8181tide, Figure \ref{fig:HAT_max_inundation}, however, this water
    8282penetrated from the north east (via
    … …  
    8989
    9090The wave penetrates the river east of Onslow with increasingly
    91 greater inundation between the -1.5 AHD and 1.5 AHD simulations.
     91greater inundation between the -1.5m AHD and 1.5m AHD simulations.
    9292
    93 As expected, there is greater inundation at 1.5 AHD. The major road
     93As expected, there is greater inundation at 1.5m AHD. The major road
    9494into Onslow, the Onslow Mount Stuart Rd, remains free of inundation for
    9595all simulations. Beadon Creek Rd which services the wharf in the
    9696river becomes increasingly inundated as the initial condition
    97 changes from 0 AHD to 1.5 AHD. Only the
    98 entry to the wharf on Beadon Creek Rd is sufficiently inundated at -1.5 AHD
    99 to stop traffic. At 1.5 AHD however, essentially the entire road
     97changes from 0m AHD to 1.5m AHD. Only the
     98entry to the wharf on Beadon Creek Rd is sufficiently inundated at -1.5m AHD
     99to stop traffic. At 1.5m AHD however, essentially the entire road
    100100would be impassable.
    101101
    102102There is significant inundation of at
    103 least 2m on the foreshore of Onslow for 0 AHD and 1.5 AHD.
    104 The inundation extent increases the initial condition increases above 0 AHD,
     103least 2m on the foreshore of Onslow for 0m AHD and 1.5m AHD.
     104The inundation extent increases the initial condition increases above 0m AHD,
    105105pushing the edges
    106106of the majority of the road infrastructure in the Onslow town centre.

  • production/onslow_2006/report/modelling_methodology.tex

    r3169 r3171  
    77The maximal wave height at a fixed contour line near the coastline
    88(e.g.\ 50m) is then reported as the hazard to communities ashore.
    9 Models such as Method of Splitting Tsunamies (MOST) \cite{VT:MOST} and
     9Models such as Method of Splitting Tsunamis (MOST) \cite{VT:MOST} and
    1010``URS model'' \cite{xxx} follow this paradigm.
    1111

  • production/onslow_2006/report/references.tex

    r3166 r3171  
    55
    66\bibitem{VT:MOST} Titov, V.V., and F.I. Gonzalez (1997)
    7 mplementation and testing of the Method of Splitting
     7Implementation and testing of the Method of Splitting
    88Tsunami (MOST) model, NOAA Technical Memorandum ERL PMEL-112.
    99
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