The 19th Lake Tahoe Marathon is this weekend.

On Friday there will be traffic delays between Spring Creek Road and Inspiration Point on the South Shore between 6:50 and 7:30am for participants in the triple marathons and trifecta half marathons begin their first race of three. About 300 of runners will be pounding down the switch backs and heading for the bike path across from Spring Creek Road.

On Sunday, Highway 89 will be closed one-quarter mile south of Spring Creek Road starting at 6:30am and reopening at noon.

There is no road issues on Saturday in South Lake Tahoe.