Quarterly support (function check, calibration and maintenance) of all measuring instruments and consumables used on the currently two measuring cross-sections (on the A4 motorway and the A555 motorway) and the mobile measuring vehicle

Quarterly support (function check, calibration and maintenance) of all measuring instruments and consumables used on the currently two measuring cross-sections (on the A4 motorway and the A555 motorway) and the mobile measuring vehicle.

The work carried out must be carried out in accordance with the current European standards for the respective reference method: DIN EN 14211, ozone with UV photometry according to DIN EN 14625, particulate matter with scattered light method according to DIN EN 16450. Quality assurance measures for the operation of the online measurement procedures must also comply with the specifications of the measuring instrument manufacturers, in particular their maintenance routines according to operator / maintenance manuals.