From Harford County government:
The Harford County Department of Public Works has announced that Trimble Road at Fort Hoyle Road in Joppa will be closed to all thru traffic for a period of 34 days beginning July 23, 2012. The road closure is necessary to allow for the construction of a “Round-a-bout” at the intersection.
Detour signs and routes have been established and should be followed during the course of the road closure. Trimble Road at Fort Hoyle Road will be re-opened to traffic no later than August 25, 2012.
For further information regarding this road project, contact the Department of Public Works, Bureau of Construction Inspections, at 410-638-3217, Monday through Friday during normal business hours.