Emilie Nielsen at 00:37, 7 July 2025

2025-07-07T00:37:32Z

← Older revision		Revision as of 10:37, 7 July 2025
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	\|alt_msg=NA		\|alt_msg=NA
	\|type=[[ERROR]]		\|type=[[ERROR]]
	\|message_desc=For arch bridge channels (BArch), the start of the orifice flow transition needs to be lower than the end of the orifice transition. That is, the arch bridge channel will transition from using the arch bridge approach into orifice flow as the water level approaches the bridge obvert if the orifice flow flag is turned on (the default is turned off).		\|message_desc=For arch bridge channels (BArch), the start of the orifice flow transition needs to be lower than the end of the orifice transition. That is, the arch bridge channel will transition from using the arch bridge approach into orifice flow as the water level approaches the bridge obvert if the orifice flow flag (1d_nwk attribute 'HConF_or_WC') is turned on (the default is turned off). For more information, refer to Table 5.12 of the <u>[https://docs.tuflow.com/classic-hpc/manual/latest/ TUFLOW Manual]</u>.
	\|suggestions=The lower transition elevation cannot be higher than the upper transition elevation for BArch channels. <br>		\|suggestions=The lower transition elevation cannot be higher than the upper transition elevation for BArch channels. <br>
	For arch bridges modelled as 1D channels, the 1d_nwk attributes 'EntryC_or_WSa' = Lower transition (measured as depth below obvert) and 'ExitC_or_WSb' = Upper transition (measured as depth above obvert). If using the arch bridge editor in QGIS, the transition values can be found on the 'General Data' tab.		For arch bridges modelled as 1D channels, the 1d_nwk attributes 'EntryC_or_WSa' = Lower transition (measured as depth below obvert) and 'ExitC_or_WSb' = Upper transition (measured as depth above obvert). If using the arch bridge editor in QGIS, the transition values can be found on the 'General Data' tab.

Emilie Nielsen: Created page with "{{TUFLOW_Message |tuflow_message=ERROR 1466 - Upper Transition Elevation is lower than Lower Transition Elevation for an Arch Bridge channel. |alt_msg=NA |type=ERROR |mess..."

2025-07-07T00:34:49Z

Created page with "{{TUFLOW_Message |tuflow_message=ERROR 1466 - Upper Transition Elevation is lower than Lower Transition Elevation for an Arch Bridge channel. |alt_msg=NA |type=ERROR |mess..."

New page

{{TUFLOW_Message
|tuflow_message=ERROR 1466 - Upper Transition Elevation is lower than Lower Transition Elevation for an Arch Bridge channel.
|alt_msg=NA
|type=[[ERROR]]
|message_desc=For arch bridge channels (BArch), the start of the orifice flow transition needs to be lower than the end of the orifice transition. That is, the arch bridge channel will transition from using the arch bridge approach into orifice flow as the water level approaches the bridge obvert if the orifice flow flag is turned on (the default is turned off).
|suggestions=The lower transition elevation cannot be higher than the upper transition elevation for BArch channels. <br>
For arch bridges modelled as 1D channels, the 1d_nwk attributes 'EntryC_or_WSa' = Lower transition (measured as depth below obvert) and 'ExitC_or_WSb' = Upper transition (measured as depth above obvert). If using the arch bridge editor in QGIS, the transition values can be found on the 'General Data' tab.

[[file: Arch_bridge_editor_general_tab.png]]

|uplink=[[1xxx_TUFLOW_Messages|1xxx Messages]]
}}

TUFLOW Message 1466 - Revision history

Emilie Nielsen at 00:37, 7 July 2025

Emilie Nielsen: Created page with "{{TUFLOW_Message |tuflow_message=ERROR 1466 - Upper Transition Elevation is lower than Lower Transition Elevation for an Arch Bridge channel. |alt_msg=NA |type=ERROR |mess..."