KENYA · GUIDE 0345 · EDITION 4.2
Post-construction cleaning in Kenya: Operations and Quality Checks
Deliver the agreed result consistently
Separate the initial debris removal from the finishing clean, requiring the contractor to identify delicate new finishes and stop dusty work before the final pass.
The operating sequence for this offer is:
- Confirm site safety. Document accessible surfaces, existing damage and excluded hazards before work. Obtain the site contact's agreement on access and shutdown arrangements.
- identify delicate finishes. Check each product against the surface and supplier instructions on an inconspicuous area. Keep incompatible chemicals separate and labelled.
- test cleaning compatibility. Control the working area and protect adjacent items while cleaning. Track consumables, labour and any area left inaccessible or unsafe.
- document remaining construction defects. Inspect the agreed checklist with the responsible site contact. Record drying restrictions, unresolved marks, damage observations and lawful waste-handling arrangements.
Put acceptance into the job record
Agreed residue removed without scraping or chemical damage to new finishes.
Review a test patch on each unfamiliar finish with the site representative, then inspect residue removal and document scratches that existed before cleaning began onsite.
Inspect at the point where a correction is still possible, then again at handover. Record rejected or incomplete output separately from accepted output. A completed task is not automatically an accepted task, and an invoice does not establish that the customer received the right result.
Measure real capacity
Time preparation, the main operation, transport, cleaning, approvals and correction as applicable. The slowest stage determines how much you can promise. Where two orders need the same person, space or equipment at the same time, resolve the conflict before confirming both deadlines. An additional enquiry should not erase a commitment already made.
| Operating checkpoint | Evidence for this business |
|---|---|
| Before starting | Separate the initial debris removal from the finishing clean, requiring the contractor to identify delicate new finishes and stop dusty work before the final pass. |
| During delivery | identify delicate finishes. Check each product against the surface and supplier instructions on an inconspicuous area. Keep incompatible chemicals separate and labelled. |
| At acceptance | Review a test patch on each unfamiliar finish with the site representative, then inspect residue removal and document scratches that existed before cleaning began onsite. |
| At the pilot review | Record contractor readiness, residue types, test-patch approvals and repeated passes, then use these observations to distinguish a rough clean from a final handover quotation clearly. |
Keep a correction and escalation rule
When inputs, access, specifications or customer instructions change, pause the affected work and confirm the effect on time and cost. Do not quietly lower the acceptance standard to avoid a delayed delivery. Keep rework caused by your error distinct from a customer-requested change of scope and agree the remedy clearly.
Dusty cutting continues beside completed rooms, so surfaces become dirty again before inspection and the cleaner absorbs repeated work without control over site sequencing decisions.
Retain the minimum records needed to investigate a complaint without disclosing unrelated personal information. Use measured delivery and actual acceptance as the basis for expanding capacity, rather than the maximum theoretical output of a tool or production line.
Operating control points for this exact offer
| Sequence | Work method | Release checkpoint |
|---|---|---|
| 1 | Have the builder confirm all dust-generating work has ended and identify construction materials, floor finish and remaining hazards. Photograph paint spots, grout haze and scratches. | Active trades or unidentified hazardous material postpone the clean. |
| 2 | Collect ordinary packaging and sharp offcuts using appropriate handling tools, keeping them separate from the chosen dust-removal equipment. | No sharp metal, wet chemical or unknown powder goes into a general vacuum. |
| 3 | Ask a competent equipment supplier to match the vacuum, filtration and handling to the known construction dust; follow the actual machine manual. | The selected machine is suitable for that identified dust and the operator is trained. |
| 4 | Ask the floor or glass manufacturer for compatible treatment of the specific residue. Obtain buyer approval of a small concealed test before extending it. | No improvised acid, metal scraper or abrasive method is used on unknown tile or coated glass. |
| 5 | Clean shelves and glass before the final floor pass; examine edges, tracks and reflective surfaces after drying. | Builder signs the list of cleaned surfaces, bonded residues left and defects present before cleaning. |
Do not substitute a tick for an observation: record the count, measurement, approved sample or evidence reference used at each checkpoint. Mark unresolved work as held and identify who can approve the recheck.
Diagnose a failure before repeating it
| Observed symptom to investigate | Check the cause | Proposed response |
|---|---|---|
| Fine dust returns overnight | Check whether trades restarted, dust remained in tracks or open shelves, or the chosen dust-control method was unsuitable. | Stop recontamination and reassess the dust source and equipment before repeating the final pass. |
| Tile stays cloudy after drying | Distinguish removable residue from an etched surface or pre-existing grout haze using the approved test. | Refer uncertain material damage to the supplier; do not keep strengthening acid. |
| Glass shows scratches after cleaning | Compare intake photographs, tool history and locations of bonded spots. | Suspend scraping, preserve evidence and agree specialist assessment and complaint handling. |
These are diagnostic prompts, not proof of the cause in a real incident. Separate suspect output, record any correction and repeat the relevant acceptance check. Link rejected units, rework time, replacement materials, customer credits and collection delays to the actual job result.