[GRASS-user] HEC-RAS

[Hamish]

Micha Silver wrote:

> I'm trying to get geared up to do flood plain modeling with HEC_RAS. I
> have a vector layer of the drainage channel and its banks. I need to
> make a set of cross section line segments, such that each segment is
> perpendicular to the channel line, and long enough to cross both banks.
> These cross sections should be spaced at regular intervals along the
> channel line, say every 100 m. Any hints how to proceed?

v.lrs.* in GRASS 6.1?


Hamish