The final design step converts the balances and hydraulics into procurable equipment — duty/standby configurations, redundancy and turndown, material selection and the control philosophy that ties it all together.
The work that turns the brief into defensible engineering
Critical duties configured duty/standby (or N+1) so a single failure never stops the plant, with availability targets that match the consequence of an outage.
Equipment chosen to operate stably from minimum to peak flow, with the turndown ratio and control range that real influent variability demands.
Wetted-material selection matched to the chemistry (SS304/316L, duplex, lined or coated) and captured on datasheets with weld and test requirements.
The narrative of how each item is started, modulated, interlocked and alarmed — the bridge from mechanical specification to the SCADA logic.
A datasheet that only states a flow and a head is half a specification. Equipment is specified around availability and controllability: duty/standby or N+1 redundancy on critical items so maintenance or failure never interrupts treatment; a turndown ratio wide enough to follow real diurnal load without surging; materials matched to the corrosivity and abrasivity of the actual stream; and a control philosophy that defines every start permissive, interlock, modulation band and alarm. Done well, the specification reads straight across into procurement, fabrication datasheets and the control narrative — which is exactly how single-responsibility delivery keeps the design, build and automation aligned.
Specifications written so competing vendors are compared on a like-for-like basis.
Critical-spares and lifecycle considerations built in from the datasheet stage.
A philosophy that hands cleanly to the [P&ID](pid-services) and SCADA disciplines.
The complete bespoke equipment design methodology.
Read MoreA companion step in the design methodology.
Read MoreA companion step in the design methodology.
Read MoreA companion step in the design methodology.
Read MoreReynolds & Bauhm delivers bespoke water and wastewater equipment design through a gated, fully documented methodology — every figure traceable from characterisation to fabrication.
Our expertise spans multiple industries with sector-specific water treatment solutions.