ftp://ftp.dot.state.tx.us/pub/txdot-info/isd/geopakv8/  direct

[DIR]vertical/  direct  216+ twin directories
[DIR]units/  direct  4689+ twin directories
[DIR]survey/  direct  1091+ twin directories
[DIR]superelev/  direct
[DIR]seed/  direct  442+ twin directories
[DIR]misc/  direct  65535+ twin directories
[DIR]levellib/  direct
[DIR]help/  direct  65535+ twin directories
[DIR]font/  direct  6208+ twin directories
[DIR]drainage/  direct  13 twin directories
[DIR]ddb/  direct  661+ twin directories
[DIR]criteria/  direct  111 twin directories
[DIR]class2/  direct  4 twin directories
[DIR]class1/  direct  3 twin directories
[DIR]cell/  direct  1897+ twin directories