Case study
Columbia driveway: algae, pollen, and a safe clean
Columbia, SC·Service: Pressure Washing·Local page: Columbia
Shaded side of the drive stayed slick after rain; homeowner worried about kids running across it.
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The problem
Organic growth and pollen film made concrete look permanently dirty; a prior DIY wash forced water toward the garage threshold.
Work performed
- Surface pretreat appropriate for concrete and nearby landscaping
- Controlled rinse direction away from garage and foundation plantings
- Post-clean walkthrough on slip spots and re-treatment on the worst tiles
Outcome & results
Driveway dried evenly without zebra striping; homeowner scheduled an annual spring wash after pollen season.
- Shaded lane felt safe underfoot after rain (homeowner-reported)
- No new staining at garage threshold after controlled rinse
- Annual wash booked for post-pollen window