Running a track 5k in 2 weeks.
Workout was a mini version of the 'michigan workout'
1200 on the track at 3:52
1mile on the grass at 5:45
800 on the track at 2:33
1mile on the grass at 5:41
400 on the track at 73
1mile on the grass at 5:35
200 on the track in 30.9
... 3 mins rest...
1x400 in 57.7
(2:00 rest)
1x200 in 27.3
In between the track and grass reps the only rest was about a 15 second jog off the track over to the fields.