From Richmond Police Department Press Release:

The Ukrop’s Monument Avenue 10K celebrates its 10th anniversary this year. The 10K events begin 8 a.m. Saturday, March 28, with the First Market Mile Kids Run. The first wave of the 10K steps off 8:30 a.m. near Broad and Harrison streets. The 10K’s finish line is on Franklin Street next to Monroe Park.

Logistics of the 10K will require numerous street closings and traffic pattern changes throughout the city. Following are the Richmond Police closings and changes scheduled from 5 a.m. to 2 p.m. Saturday:

Broad Street from Belvidere Street to Lombardy Street will be closed from 5 a.m. to noon. The recommended detour for westbound traffic on Broad is right on Belvidere, left on Leigh Street and left on Allen Avenue. The recommended detour for eastbound traffic on Broad is left on Allen, right on Leigh and right on Belividere.
Laurel Street will be closed from Main to Grace streets from 5 a.m. to 2 p.m.
Franklin Street will be closed from Shafer to Belvidere streets from 5 a.m. to 
2 p.m. and from Lombardy to Shafer from 7:30 a.m. to noon.
Lombardy Street will be closed from Broad to Park Avenue from 7:30 to 11 a.m.
Grace Street will be closed from Belvidere to Allen from 7:45 to 11 a.m.
Monument Avenue and Franklin Street will be closed from Staples Mill Road to Stuart Circle (Lombardy Street) from 8 a.m. to 1 p.m. The recommended detour for eastbound traffic is left on Staples Mill, right on Broad, left on Allen, right on Leigh and right on Belvidere. The recommended detour for westbound traffic is right on Belvidere, left on Leigh, left on Allen and right on Broad.
The Boulevard will be closed at Monument Avenue from 8:30 a.m. to noon. The recommended detour for northbound traffic is left on Park Avenue, right on Thompson Street to I-195. The recommended detour for southbound traffic is right on Grace Street, right on Thompson Street, left on Broad Street, left on Hamilton Street to I-195.
Park Avenue will be close from Cherry Street to Lombardy from 7:45 to 8:15 a.m.

There will be many street closings for all north and south streets intersecting Monument Avenue and Franklin Street from Staples Mill Road to Belvidere Street. Motorists are strongly encouraged to use I-95 and I-195 to travel around the city.

In addition to the street closings, parking will be prohibited prior to and during the 10K on the following streets:

3 p.m. Friday, March 27, to noon Saturday
Both sides of Broad Street from Belvidere to Lombardy
Both sides of Franklin Street from Belvidere to Shafer
Both sides of Laurel Street from Grace to Cathedral

5 a.m. to noon Saturday
Both sides of Monument Avenue from Stuart Circle to Staples Mill
Both sides of Franklin Street from Stuart Circle to Shafer
Both sides of Laurel Street from Cathedral to Main
Both sides of Park Avenue from Harrison to Linden
Both sides of Lombardy from Park to Monument

5 a.m. to 1 p.m. Saturday
Both sides of Chantilly Street from Monument to Monumental
Both sides of Kent Street from Wythe to Monument

In addition, parking will be prohibited on both sides of Lombardy from Broad to Stuart Circle from 5 to 10 a.m. Saturday and both sides of Grace from Belvidere to Allen from 5 to 10:30 a.m.

Richmond Police reminds all 10K event participants and attendees to take advantage of parking in the decks near the start and finish lines and to not leave any items that may tempt would-be thieves in plain view in your vehicle, regardless of where you park.