The following project types are allowed under the county local road program created in this chapter:
(1) 2-R as defined in the LAG manual;
(2) 3-R as defined in the LAG manual;
(3) Reconstruction as defined in the LAG manual;
(4) Replacement of any bridge on the national bridge inventory;
(5) Removal of human-made or caused impediments to anadromous fish passage; and
(6) Pedestrian facilities.