Well I'll be the first to admit that I am a passenger on the way to Bedford, so I went to my Rand McNally and copied this for you.....I hope it works and you don't get lost!
[8D]
Judy


Take I-70 W Ramp
Continue on I-70 W
158.4 miles
Bear right onto off-ramp at exit 90 to I-465 S (US-52 E, US-421 S)
0.1 miles
Take I-465 S (US-52 E, US-421 S) Ramp
1.1 miles
Continue on I-465 S (US-52 E, US-421 S)
4.5 miles

Continue onto I-74 W (I-465 W)
8.2 miles

Bear right onto off-ramp at exit 4 to IN-37 S (Harding St)
0.2 miles

Take IN-37 S (Harding St) Ramp
< 0.1 miles
Turn left onto IN-37 S (Harding St)
0.4 miles

Continue onto IN-37 S
66.6 miles

Turn left onto IN-450 (16th St)
1.7 miles

You are at Bedford,IN