One lane of John Duncan Road, from Lakeshore Drive to its dead end, will be closed Friday for gas line construction.
One lane of Crestwood Street, from Central Avenue to Leach Street, will be closed Monday through Wednesday for gas line construction.
There will be gas line construction on Park Avenue, on the west side of Gulpha Gorge, Friday and Monday.
Signs will be posted, and motorists are asked to use caution traveling in work areas.