The 10 block of East Doty Street will be closed Saturday because of the Judge Doyle Square project.
The Madison Traffic Engineering Division said the closure will be from 11 a.m. to 8 p.m. Saturday.
A crane will be set up in that block to lift heavy equipment out of the construction site.
The street will be closed from the Block 89 parking garage driveway east to South Pinckney Street.
East Doty Street will be converted to two-way traffic from Martin Luther King Jr. Boulevard to the Block 89 parking garage, to maintain access to and from the garage.
The Martin Luther King Jr. Boulevard and Doty Street intersection will be converted to an all-way stop-controlled intersection, to allow vehicles to safely exit the Block 89 parking garage.
The Dane County Farmers Market will go on as normal on Saturday, and all streets on Capitol Square will be open.