St. Louis, MO, will experience several important road closures Sunday, Oct. 21, in conjunction with the second annual TASK Rock ’n Roll St. Louis Marathon & Half Marathon. More than 16,000 runners are expected to participate to benefit a local charity for special needs kids.

Following is a list of closures:

  • Southbound Grand Blvd. between Laclede Ave. and Chouteau Ave.
  • Tower Grove Ave. from Manchester Ave. to Magnolia Ave.
  • Magnolia Ave. from Tower Grove Ave. to S. Grand Blvd.
  • Russell Blvd. from S Grand Blvd. to Mississippi Ave.
  • Market St. from 18th St. to Compton Ave.
  • Forest Park Ave. from Compton Ave. to Kingshighway Blvd.
  • Truman Parkway/18th St. from Park Ave. to Chestnut St.
  • 1-64 off ramps at 39B and 39A Market St. / 21st St.
  • Southbound Grand Blvd. between Laclede Ave. and Chouteau Ave.
  • Tower Grove Ave. from Manchester Ave. to Magnolia Ave.
  • Magnolia Ave. from Tower Grove Ave. to S. Grand Blvd.
  • Russell Blvd. from S Grand Blvd. to Mississippi Ave.

Most of the closures will be in effect from 6 a.m. until 2:45 p.m. and drivers should take alternate routes.

An interactive map of the race route and closed streets can be found at https://maps.google.com/maps/ms?msid=208418134277265304707.0004c42c3843ffcc7af9a&msa=0.