The Texas Department of Transportation (TxDOT) today will start seal coat work on Timberland Drive/BU 59. Motorists are urged to use caution and to expect delays. The contractor, Moore Bros. Construction of Lufkin, will start today working from Loop 287 north to Kurth Drive. Work will continue to move southward Tuesday and Wednesday evenings from Kurth Drive to South First Street near Kiwanis Park. The nighttime operations will occur from 8 p.m. to 6 a.m.