The National Roads Authority and its subcontractor will be undertaking well drilling works on a section of Shamrock Road between the Red Bay roundabout to the Century 21 (Grand Harbour) roundabout from today, Monday, July 19 to Friday, July 23 between 9:00 a.m. and 3:30 p.m. Motorists are asked to please plan ahead and expect some delays as traffic will be slow during these times.