(a) The Department may conduct an investigation of any public or private bridge, causeway, viaduct or other elevated structure which crosses any public highway regardless of the owner or the owners of said bridge, causeway, viaduct or elevated structure and regardless of what government has jurisdiction over it.
(b) If it finds that a public structure set forth in subsection (a) of this section cannot safely withstand vehicles traveling at the speed permissible under the Code, or cannot withstand vehicular gross weights, including carried load, permissible under the Code, the Department shall determine and declare the maximum speed or gross weight, including carried load, or both, of vehicles which such structure can withstand and shall cause or permit signs stating such maximum speed or gross weight, including carried load, to be erected and maintained before the entrance to such structure.
(c) If it finds that a private structure as set forth in subsection (a) of this section cannot withstand the usage to which it is being subjected, the Department shall declare the maximum usage to which the structure can be subjected. The Department shall notify the owner and/or user of the private structure, who shall not permit the maximum safe usage as determined by the Department to be exceeded.
(d) Whoever violates subsection (c) of this section shall be fined not less than $25 nor more than $500, or imprisoned not less than 10 days nor more than 30 days or both.
Structure Delaware Code
Chapter 5. HIGHWAYS, ROADS AND BRIDGES GENERALLY
§ 501. Use of public road or bridge by railway.
§ 502. Closing of roads during repair.
§ 505. Selling of nonuniform traffic-control devices; penalty.
§ 506. Maintenance priority of roads used for school buses or mail routes.
§ 507. Coordinating new development with local transportation improvements.
§ 508. Dedication of new roads for state maintenance; approval required; security.
§ 509. Highways deemed public roads.
§ 510. Speed limit and weight limits on structure.
§ 511. Injury to roads and bridges; double damages; jurisdiction of courts; procedure and appeal.
§ 512. Injury to roads, bridges, etc.; penalty.
§ 513. Trimming of hedges and removal of trimmings; penalty.
§ 515. Maintenance of unfenced junkyards within certain distance of highways; penalty.
§ 516. Creation or maintenance of nuisance within certain limits.
§ 517. Boulevard corporations.
§ 518. Trash within a certain distance of the highway; penalty.
§ 519. William J. Winchester Bridge.
§ 520. Injury to trees, shrubs, and landscaping.
§ 521. Snow removal in nonmunicipal residential communities.
§ 524. Removal of nonofficial signs from utility poles within state rights-of-way.
§ 525. Maintenance of clear zones within rights-of-way.
§ 527. Coordination with other statutes.
§ 528. Restrictions against vehicle sales activities on State rights-of-way.
§ 529. Inspection requirements for bridge owners.
§ 530. Dedication of right-of-way adjacent to a state highway.
§ 531. Connections to roads within restricted age communities.