Details of extension .f99

On this page, we're going to take a closer look at the .f99 file extension, which is related to HEC-RAS Flow File. We'll explain what exactly a .f99 fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .f99 files into different formats, we'll give you some tips on how to do that too. Let's see the file format associated with this file extension!

Contents

• HEC-RAS Flow File

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HEC-RAS Flow File

The F01 file is a HEC-RAS Flow File. Hydrologic Engineering Centers River Analysis System (HEC-RAS) is a one- dimensional model, intended for hydraulic analysis of river channels

Category: Data files

Application: HEC-RAS

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

f02, f03, f04, f05, f06, f07, f08, f09, f10, f99

Related extensions:

.g01 HEC-RAS Geometry File

Links:

-

The .f99 file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .f99 extension may contain various content types. If you have helpful information about this extension, write to us!

The .f99 extension is frequently misused

People sometimes confuse the .f99 filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

Having trouble opening a .f99 file?

If you want to open a .f99 file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .f99 association can trigger this error.

Windows can't open this file:

File: example.f99

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

• Right-click a file with the extension whose association you want to change, and then click Open With.
• In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
• Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android