Chestnut Street closed for emergency sewer repairs. Gray Hall reports during Action News at 6 a.m. on August 31, 2019.PHILADELPHIA (WPVI) -- Authorities have blocked off Chestnut Street between 20th and 21st streets in Center City.This is to allow crews to make emergency sewer repairs. There's no word on how long it will take, or when the road will reopen to traffic. Report a correction or typo