When to change brake pads for honda civic 2000?

After 30,000 miles remove a front wheel and put a jack stand under the lift point next to the jack for safety. Then, with a flashlight in hand, look at the upper and lower thickness of both the inside and outside brake pads. When any point on the friction lining has worn down to about 1/8 of an inch, replace the pads.When to change brake pads for honda civic 2000?bob web has the right answer