Tenders Are Invited For Sludge Transport Services - Sewage Sludge Removal And Utilization

Sludge Transport Services - Sewage Sludge Removal And Utilization. Transportation And Utilization Of Treated, Dewatered Sewage Sludge (Hak 190805) Generated During The Normal Operation Of The Wastewater Treatment Plants Of Szegedi Vízmű Zrt. Estimated Amount Of Sewage Sludge To Be Transported: 16,500 Tons/Year. Regarding The Annual Estimated Quantity, A Quantity Deviation Of + 20% Is Possible. Quantitative Differences Can Be Affected By Unforeseen Circumstances Such As 1. Most Of Szegeds Sewage Network Is Combined, Which Affects The Total Amount Of Sewage Mixed With Incoming Rainwater To Be Cleaned. Between 2010 And 2025, The Annual Volume Varied Drastically By 31.4%. The Quantitative Difference Is Significantly Caused By The Change In The Amount Of Rainwater. The Amount Of Nutrients In Wastewater Diluted With Rainwater Also Decreases, And The Amount Of Sludge And Raw Sludge, Therefore, Also Decreases In The Dewatered Sewage Sludge. 2. Based On The Ippc Permit, The Szeged Wastewater Treatment Plant Receives By-Products And Waste To Increase Biogas Output. Between 2014 And 2025, The Amount Of By-Products And Waste Received For Treatment Changed Hectically With A Difference Of 58.8%. The Amount Of Digested Sludge And The Amount Of Dewatered Sludge Change Proportionally With The Quantitative Deviation.