Eight people were hospitalized after five accidents in Carroll County on Thursday and Friday.
Seven of the victims were involved in motor vehicle accidents.
A construction worker was admitted to the Maryland Shock Trauma Center in Baltimore after he fell from the roof of a two-story house in Mount Airy.
The construction worker, Wayne Custer, 28, of Frederick was installing shingles on the roof of a house in the 100 block of Meadowlark Ave. when he lost his footing and tumbled to the ground.
He was in critical condition.
Jerry Wayne Massey, 39, of New Windsor remained in good condition at Shock Trauma after the car he was driving on Middleburg Road about noon Thursday left the road and overturned.
The driver was trapped in the 1984 Pontiac Phoenix for about 20 minutes before emergency crews could extricate him.
Naomi Daniela Jones, 16, of Westminster was released from the same hospital Thursday evening after the 1979 Chevrolet Camaro she was driving was struck broadside when she pulled out of a driveway on Silver Run Valley Road about 3:15 p.m.
The driver of a 1989 Chevrolet truck, Richard Lee Schmezyun, 56, of Westminster, and three passengers in the Jones car sustained minor injuries but refused medical treatment.
Three people were injured in a two-vehicle crash about 12:40 p.m. Friday on Route 97 at Poole Road.
All were taken to Carroll County General Hospital.
State police said a Ford pickup truck was traveling south on Route 97 when it was struck on the driver's side by a Ford LTD Crown Victoria, which pulled out of Poole Road.
The pickup truck ran off the right side of the highway, overturned and slid eight feet down an embankment into a drainage ditch.
Rescue workers cut both doors off the truck to free the driver, who was trapped in the vehicle about 20 minutes.
A man and a woman from the Ford LTD, which came to rest across Route 97 facing east, were taken to Carroll County General for treatment. No names were available.
A two-car, rear-end accident on Liberty Road near Woodbine Road about 6:20 a.m. Thursday sent two women to Carroll County General for treatment.
Barbara Lee Warner, 36, the driver of a 1991 Chevrolet van, told state police she had slowed to turn left into a food market parking lot when her vehicle was struck from behind by a 1987 Ford truck operated by Joseph Charles Brown, 21, of the 6100 block of Oklahoma Road.
Ms. Warner and Helen D. Warner, 60, of the 800 block of Muller Road were taken to Carroll County General in the Winfield ambulance after treatment at the scene.
Mr. Brown was not injured, and a passenger in the Warner vehicle, Zachary R. Warner, 4, did not need medical treatment.