St. Louis, MO (KSDK) -- More than 25,000 participants will flock to St. Louis, along with their thousands offriendly supporters, forthe Go! St. LouisMarathon and family fitness weekend April 14-15.

The race courses will result in several road and lane closures throughout the St. Louis area this weekend.

The following streets will be closed for participant parking around the start/finish area in downtown St. Louis:

- Tucker, between Olive and Chouteau
- Market Street, between Broadway and Compton
- Chestnut, between Tucker and 18th Street
- Pine, between Tucker and 14th Street
- 13th Street, between Market and Pine
- 14th Street, between Market and Pine
- 15th Street, between Market and Pine
- 17th Street, between Market and Chestnut
- 18th Street, between Market & Chestnut
- Olive, between Tucker and Compton

The following Interstate highway ramps will be closed:

- Westbound I-64 at 21st Street, Exit 39A (5 am-3 pm)
- Westbound I-64 at 3000 Market, Exit 38B (5 am-3 pm)
- Westbound I-64 at Forest Park Parkway, Exit 38A (5 am-3 pm)
- Eastbound Hwy. 40 at Market/Bernard, Exit 37A (5 am-3 pm)
- Westbound I-64 at Chestnut St, Exit 38D (6:30 am- 10 am)

The following streets will also be closed as they are part of or surrounding the race course (Approximate times of closures in parentheses):

- Chestnut, from Tucker to 15th Street (midnight-12:00 pm Monday, Apr. 16)
- Pine, from Tucker to 14th Street (midnight-5 pm)
- 13th from Market to Pine (midnight-5 pm)
- 14th Street from Market to Chestnut (4:30 am-1:15 pm)
- Market from Tucker to 18th Street (4:30 am to 1:15 pm)
- Market from Tucker to Broadway (6:30-8:45 am)
- Broadway from Market to Chouteau (6:30-8:45 am)
- Tucker from Olive to Chouteau (6:30 am-8:00 am)
- Olive from Tucker to Lindell (6:30 am-9:45 am)
- Lindell from Olive to Vandeventer (7:00 am-9:15 am)
- Chouteau from Tucker to Broadway (6:30 am-8:45 am)
- Broadway/7th Street from Chouteau to Arsenal (6:30-8:40 am)
- Lynch Street from 7th to 13th (6:30-8:40 am)
- 12th Street from Lynch to Victor (6:30 am-8:40 am)
- Victor from 12th to 7th St (6:30 am-8:40 am)
- Market from 18th Street to Compton (7:30 am-1:15 pm)
- Forest Park Avenue/Parkway from Compton to Union (7:15 am-1 pm)
- Vandeventer Ave from Forest Park Ave to Lindell (7:15 am-1 pm)
- In Forest Park, Union Drive from Lindell to Grand Road (7:15-10:45 am)
- In Forest Park, Grand from Jefferson Drive to Wells Drive (7:15-10:45 am)
- In Forest Park, Wells from Macklind Dr to McKinley Dr (7:15-10:45 am)
- In Forest Park, McKinley from Wells to Union (7:15-10:45 am)
- In Forest Park, Union from McKinley to Theatre (7:15-10:45 am)
- In Forest Park, Theatre from Union to Cricket Drive (7:15-10:45 am)
- In Forest Park, Cricket from Theatre to Grand (7:15-10:45 am)
- In Forest Park, Grand/Lagoon from Cricket to Skinker (7:15-10:45 am)
- Union from Delmar to Lindell, no southbound traffic (8:30 am-12:45 pm)
- Delmar from Skinker to Union Blvd., no eastbound traffic (8:25 am-12:45 pm)
- Kingshighway will remain open throughout the race and will serve a major thoroughfare allowing north/south traffic.
- Grand Blvd will be closed at Lindell Blvd from 7:30 am-9:30 am
I-44, I-64/40, Manchester Rd, and I-70 will remain open as east-west thoroughfares.
- Streets on the course in University City and Clayton will be open with limited access. On these streets, runners will have the right of way.

Suggested Routes:

Westbound drivers from Illinois (I-55, I-64 & I-70), who are watching or participating in the downtown events should take I-70 West to the Memorial Drive Exit (251B) toward the Arch/Riverfront/Convention Ctr. Take a slight left onto Memorial Drive, turn left on Market Street, continue on Market toward the Start Line.
Eastbound drivers from Missouri (I-40) should consider taking the Jefferson St. exit or the 14th Street exit.

Schedule of Events for Go! St. Louis:

Friday, April 13, 2012
Health & Fitness Expo (11:00 am-7:00 pm, Chaifetz Arena)

Saturday, April 14, 2012
Health & Fitness Expo (10:00 am-7:00 pm, Chaifetz Arena)
Family Fitness Events in Forest Park (Cricket & Lindell Fields)
- 5K Run/Walk (8:00 am)
- Read, Right and Run MarathonĀ® (9:15 am)
- Children's Fun Runs (10:45 am)
- Mature Mile (11:15 am)

Sunday, April 15, 2012
Endurance Events at Soldier's Memorial
- Marathon (7:00 am)
- Half Marathon (7:00 am)
- Marathon Relay (7:00 am)

More information can be found on theGo! St. Louis website.

Be sure to check outShow Me St. Louis anchor Julie Tristan's blog as she prepares for Go! St. Louis, at