Specifications include, but are not limited to: 30” x 36” fits to 36” x 36” Sign Hangers Tagalucci Group Orbit model 18TG or approved equal. Sign bracket, untethered, for sign suspension from an overhead span wire. The bracket must accommodate signs made from aluminum sheeting 0.080 inches thick with a horizontal dimension up to thirty-six (36) inches and vertical dimension up to thirty-six (36) inches. The bracket must be constructed to permit free sign swing in two (2) vertical planes ninety (90) degrees apart and must allow for perpendicular sign alignment with the roadway centerline for spans that cross the roadway at any angle up to forty-five (45) degrees from the roadway centerline. The span hanger must be a fully independent chassis that allows the sign to revolve around the messenger wire in a full three hundred sixty (360) degrees.; 48” x 48” Sign Hangers Tagalucci Group Orbit model 44TGH (with extra supports) or approved equal. Sign bracket, untethered, for sign suspension from an overhead span wire. The bracket must accommodate signs made from aluminum sheeting 0.080 inches thick with a horizontal dimension up to forty-eight (48) inches and vertical dimension up to forty-eight (48) inches. The bracket must be constructed to permit free sign swing in two (2) vertical planes ninety (90) degrees apart and must allow for perpendicular sign alignment with the roadway centerline for spans that cross the roadway at any angle up to forty-five (45) degrees from the roadway centerline. The span hanger must be a fully independent chassis that allows the sign to revolve around the messenger wire in a full three hundred sixty (360) degrees.