FLOOD08554

• County: Statewide
• Basin: Statewide
• Title: Application of the HEC-2 Split Flow Option
• Date: 4/1/1982
• Prepared By: US Army Corps of Engineers
• Floodplain - Doc Type: Educational/Technical/Reference Information

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RF.C-2 SPLIT FLOIf INPllT DBSCRIPTION

The sDlit flow input data Must be entered ~s the first data of an HEC-2

run, with the exce~tion of the ED card (BDIT2 I'rogrlllll). 'rtoe split flow i~pat

data must always start with an SF card and end with an 1m card. '!'he 1m card

must be followed by the reqular RBC-2 input data ellrds.

The split flow inJ)l1t data uses the standard RBC inpat format, in whielt ttJe

first field contains a two charaeter card identifier, and has six columns for

data while the next nine fields contain eifJht coll1lllns eaeh. The a'xNe format is

for nUMeric data. The format for title cards is two columns for eard identifier

and the remaininq seyenty eight colUllllls for alpha-nUlleric information.

The split flow data inpat varies from the standard REC-2 format in that a

set of data cards is always preceded by a title card and the title card is

requir~. The order in wltich the eards are enter~ must he followed exactly for

each set or qroup of cards. The sets of cards need not he in any specific

order, but it is recommended that s~lit flow reaches be entered in a downstre..

direetion to !lake the output IIIOre readal>le. A detailed deseription of the split

flow .lata card inout format is qiven in "PPen<'ix I. '!'he following is a

description of the general card types.

Split Flow ~itle Card.

The SF card is a title eard used to activate the split flow option. It is

a required CArd and must he the first input data eard in the deek.

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