Ashghal carries out overnight cleaning of Lusail-Onaiza Tunnel
<p>Doha, Qatar: Teams from the Public Works Authority (Ashghal) carried out overnight cleaning works on the walls of the Lusail– Onaiza Tunnel as part of efforts to maintain the appearance and cleanliness of Qatar’s infrastructure and enhance safety levels for road users.</p> <p>The tunnel-cleaning works help improve air quality by removing accumulated dust, vehicle exhaust residue and other…
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