CHARLESTON, S.C. (WCBD) - Many reports of debris and downed powerlines are impacting traffic for Friday commuters amid the effects of Tropical Storm Helene. CHARLESTON COUNTY Charleston County EMS has moved to modified operations and is no longer traveling over the Ravenel Bridge. A downed tree is reported on Wadmalaw Island on Bohicket Rd near River Rd causing significant traffic delays. Mathis Ferry at 6th Ave is closed due to a downed powerline. A downed tree on Faison Rd at Hwy 17 Large tree down on Night Heron Drive Longpoint Rd near Boone Hall is closed due to storm surge flooding. A small tree is down on Hwy 17 in Mt Pleasant Wando Park Blvd Johnnie Dodds Blvd toward Chuck Dawley US 17 before Park West Blvd A downed tree is blocking the right lane on Long Point Rd. just before the Needlerush Pkwy roundabout. Highway 162 at Baptist Hill Rd is shut down in both directions, according to St. Paul's Fire District. Power lines are down across the roadway. BERKELEY COUNTY Jedburg Rd is closed between Sandy Run Circle and Starline Drive due to a tree across the road with downed powerlines. Liberty Hall Rd is closed due to downed powerlines in the roadway The road is blocked in front of Burbage on Liberty Hall Rd DORCHESTER COUNTY Tree is down at Dorchester Road and Nantucket Drive Tree is down at 2120 East Main and Schoolhouse Road Tree is across the roadway at Geocycle on Highway 78 Downed power line at SE Railroad Ave. and Parler Ave. Tree is down at Dyer Branch Road and Full Cry Drive Power line and tree down at 1465 Hwy. 15 N Tree down on Old Bell Rd. Tree down at Resolute and Appian Way Tree down at Ribgy Street at the Railroad tracks Tree down at Boonehill (17-A) near Corey Blvd.