NOCTULA – Environmental Consultants was responsible for wastewater analysis and monitoring of acoustic environment during the rehabilitation works of the railway tunnel of Sabugal.
The contract related to the Rehabilitation and Reinforcement of Sabugal Tunnel was assigned to Spie Batignolles Europe/MonteAdriano.
During the field campaigns, the sampling points specified in Monitoring and Measurement Environmental Management Plan were monitored.
Laboratory analyzes were performed to the parameters indicated in the plan, in order to obtain the characterization of water quality during the work and verify compliance with the stipulated in the legislation, in particular Decree-Law No. 236/98, of 1 August, establishing standards, criteria and quality objectives in order to protect the aquatic environment and improving water quality according to the main uses.
Regarding the sound environment, the monitoring performed before the beginning of the works for the Rehabilitation and Reinforcement of the Sabugal Tunnel, aimed to get data to compare the results of the situation existing before the rehabilitation phase, in order to assess the influence of the work on noise environment.