provided in part in Article IV, section 20, Constitution of Nebraska: "The powers and duties of such commission shall include the regulation of rates, service and general control of common carriers as the Legislature may provide by law. But, in the absence of specific legislation, the commission shall exercise the powers and perform the duties enumerated in this provision." In the absence of implementing legislation the powers of the railway commission under this section are plenary in character and self-executing. But when the Legislature acts within the scope of the constitutional provision, the railway commission is subjected to the provisions of such legislation. Rodgers v. Nebraska State Railway Commission, 134 Neb. 832, 279 N.W. 800.
The Legislature has prescribed the method by which the railway commission may issue certificatesDom Luis I bridge – Porto

I recently visited Porto with some friends and a major highlight was experiencing the Dom Luis I bridge.

The bridge crosses the river Douro and connects the historical city of Porto with the port wine warehouses of Vila Nova de Gaia. At the time of construction, the Dom Luis I arch bridge had the longest span of its type, at 172 meters. In total, the bridge is just over 385 meters long.

The bridge features an upper and lower deck, with the upper level reserved for a light metro line and pedestrians, while the lower level is for general traffic and pedestrians.

The bridge was designed by Teophile Seyrig, a partner of Gustav Eiffel at the time, and many guidebooks will wrongly attribute the design of