The Science

Measuring what architecture forgot.

The Institute studies the built environment as a maintainable system. Surfaces, materials, geometries, labour, time, chemistry, dignity. The discipline rests on a small set of indices and frameworks. Below, the working tools of the field.

Composite indices

Four numbers that change every conversation.

CI
Cleanability Index
78

A composite, weighted measure of how effectively a built environment can be cleaned and maintained throughout its lifecycle.

PI
Productivity Index
64

Operational throughput against labour, time, and resource inputs.

COI
Cleaning Outcomes Index
82

Measured hygienic, aesthetic, and safety outcomes after operations.

HDI
Human Dignity Index
71

How the system treats the people who maintain it.

Working frameworks

Concepts the Institute uses daily.

A field is not a field until it shares a vocabulary. These are ours.

01
Operational Drag

The hidden tax that poor design extracts from every cleaning hour, every chemical bottle, every shift.

02
Embedded Friction

Structural design decisions that resist maintenance for the life of the building.

03
Burden Transfer

When upstream choices push downstream cost, harm, or labour onto invisible workers.

04
Cleanability Maturity Model

Five stages from reactive housekeeping to systemic, data-driven cleanability governance.

05
Friction Removal Hierarchy

A prioritised method for eliminating maintenance burden at source.

06
Design-Performance Gap

The measurable distance between how a building looks at handover and how it operates by year five.

07
Lifecycle Cleanability

Cleanability as a cost, carbon, and dignity variable across decades, not days.

The design-performance gap

The measurable distance between handover and reality.

On day one a building is photographed and celebrated. By year five it has settled into an operational reality of friction, compromise, and quiet erosion. The gap between those two states is measurable — and largely designable.

Year 0
92
Handover
Year 5
64
Settled
Year 15
41
Drift
CI graphic
Cleanability Maturity Model

Five stages from reactive to systemic.

Stage 01
Reactive

Cleanliness as residue of operations. No standards. No data.

Stage 02
Compliance

Standards adopted but enforced unevenly. Limited measurement.

Stage 03
Operational

Measurable outcomes. Trained teams. Functional dashboards.

Stage 04
Integrated

Cleanability briefed into design, procurement, and lifecycle.

Stage 05
Systemic

An organisational discipline. Continuously researched and improved.

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