1. Demolishing & constructing a new bridge along NE 10th Avenue spanning across the Ademar canal between NE 83rd and NE 84th Streets to accommodate pedestrian and vehicular traffic, dredge & provide rubble riprap for the Ademar canal for the limits shown on plans, reconstructing the road approaches on the north and the south side of the bridge and transition and tie the existing roadway typical section as per plans. Removal of the roundabout at NE 83rd and NE 10th Ave., reconstructing the drainage system between NE 83rd and NE 84th Streets. Upgrading, signing and pavement marking & lighting between NE 83rd and NE 84th St. and constructing a new sidewalk connecting pedestrian traffic between NE 83rd and NE 84th Streets.