Prienco Infra Engineers is a leading provider of innovative engineering solutions, dedicated to excellence in every project we undertake.

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Sewerage Treatment Plants (STP)

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Sewerage Treatment Plants (STP)

Sewerage Treatment Plants (STP)

We provide turnkey civil engineering and structural solutions for Sewage Treatment Plants (STP). Our expertise spans the construction of inlet chambers, screen channels, aeration tanks, clarifiers, and sludge drying beds.

We integrate advanced biological processes such as Moving Bed Biofilm Reactors (MBBR) and Sequential Batch Reactors (SBR). Our concrete structures are built with sulfur-resistant cement to resist biochemical corrosion, ensuring a lifespan of several decades.

Turnkey construction of aeration, settling, and filtration chambers.Corrosion-resistant civil structures for harsh biological environments.Compliance with environmental discharge regulations.

Controlling Concrete Corrosion from H2S Gas

Sewage treatment tanks generate hydrogen sulfide (H2S) gas, which converts into sulfuric acid and corrodes standard concrete. We use specialized protective coatings, epoxy screeds, and sulfate-resistant cement to protect the tanks.

Sulfate-Resistant Cement MixesAnti-Corrosive Epoxy Tank LiningAcoustic Fan and Odor Control Bays
Precise Slope Aeration ChannelsHigh-Efficiency Sludge ClarifiersHeavy-Duty Submersible Pump Placements

Frequently Asked Questions

Which technology do you recommend for industrial STP?

We recommend SBR or MBBR for compact footprints and high-quality effluent discharge, suitable for recycling.

Yes, we offer complete civil-to-electro-mechanical turnkey integration including pumps, diffusers, and control panels.

With our protective coatings, the concrete structures require minimal maintenance, needing inspection only once every 5 to 10 years.