01 — Requirement & Data Assessment

Every successful treatment system starts with correct input data.

We begin by understanding:

• Project type (Residential / Commercial / Industrial)

• Water consumption patterns

• Wastewater generation estimates

• Peak flow variations

• Effluent characteristics (for ETP projects)

• Site constraints and layout limitations

• Regulatory discharge standards applicable

Accurate input ensures reliable output.
Incorrect assumptions at this stage can result in long-term operational inefficiencies.

02 — Hydraulic & Process Calculations

Once the data is structured, we move into detailed engineering calculations.

This includes:

• Average and peak flow calculations

• Hydraulic retention time (HRT) determination

• Biological loading calculations (BOD, COD, MLSS basis)

• Aeration requirement estimation

• Tank volume and sizing calculations

• Sludge generation estimation

• Pump and blower capacity inputs

All calculations are structured to ensure balanced design — avoiding both overdesign and underdesign.

03 — Technology Selection & Process Logic

Technology selection is not trend-based — it is project-specific.

Based on load characteristics and site conditions, we evaluate:

• Suitability of SBR, MBBR, ASP or other biological processes

• Equalization and pre-treatment needs

• Sludge handling mechanism

• Treated water reuse planning

Each selected process is backed by engineering justification and logical sequencing.

04 — Structured Documentation & Reporting

Design clarity must translate into documentation clarity.

We prepare:

• Process Flow Diagrams (PFD)

• Detailed Project Reports (DPR)

• Design Basis Reports

• Calculation sheets

• Process descriptions

• Compliance-oriented documentation

Documentation is structured to support PCB submissions, internal approvals and tender processes.

05 — Execution-Stage Technical Support

Although we do not execute projects, we provide backend technical clarity during implementation stages.

Support may include:

• Clarification of design intent

• Technical coordination with contractors

• Capacity optimization inputs

• Process performance advisory

This ensures that the plant built on site aligns with the engineering logic.

06 — Design Optimization & Long-Term Performance Planning

A treatment plant should not just meet discharge norms — it should perform consistently over time.

We evaluate long-term operational aspects during the design stage itself, including:

• Future load expansion considerations

• Peak load buffering strategy

• Energy-conscious equipment inputs

• Sludge handling efficiency

• Ease of operation and maintenance

• Risk mitigation for seasonal flow variation

Our objective is to ensure that the designed system remains stable, compliant and manageable for operators in real-world conditions.

A wastewater treatment plant performs reliably only when its engineering foundation is strong.

At SR Thaami Engitech, our approach is disciplined, calculation-driven and execution-aware — ensuring long-term performance and compliance.

Engineering Excellence in Process Design

Our Focus

At SR Thaami Engitech, we specialize exclusively in STP and ETP process design, delivering precise engineering solutions tailored to your project needs.

We provide independent, regulation-compliant designs that prioritize accuracy and practical implementation without any conflict of interest.

Our Commitment