The 6 Groundwork Mistakes That Cost Landowners Thousands
May 31, 2025
๐ The 6 Groundwork Mistakes That Cost Landowners Thousands
If you’re about to hire someone for groundwork — STOP.
These are the six mistakes that can turn a simple job into a total disaster.
We see this every week.
Botched sites.
Failed drainage.
Sloppy levels.
And landowners left with massive bills, flooding issues, or worse — irreversible damage.
So, here’s your insider list.
The 6 worst mistakes a contractor can make on your land — and how we make damn sure it never happens under our watch.
โ 1. Skipping a Soil Assessment
“Ah it’ll be fine, we’ll just dig it out.”
That’s what the last guy said — and now the land’s subsiding.
Why it matters:
Different soils behave differently. Clay holds water. Sand collapses. Peat? Total nightmare unless you know how to manage it.
What we do instead:
We assess every layer — compaction needs, drainage potential, and load bearing — before the first bucket hits the ground.
โ 2. Not Compacting Properly (or At All)
You can’t just run a machine over it and call it compacted.
Improper compaction causes:
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Cracks in concrete
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Uneven surfaces
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Water pooling and erosion
What we do instead:
We calculate compaction pressure based on soil type and use the right equipment to match. It’s civil engineering science — not guesswork.
โ 3. Messing Up Levels and Drainage
This is the silent killer. Water always finds the weakness.
Bad drainage = flooded yards, washed-out soil, and damaged buildings.
What we do instead:
We shoot levels before we dig. Every fall, every slope, every drain is calculated for water flow — even in heavy rain.
โ 4. Using the Wrong Base Material
Cheapest material doesn’t mean “good enough”.
Crushed brick? Building rubble? That stuff sinks, shifts, and creates a nightmare.
What we do instead:
We spec the right base for the job — whether it’s crushed concrete, MOT Type 1, or engineered fill. Long-lasting, load-bearing, and compliant.
โ 5. Leaving No Margin for Movement
Ground moves. Weather hits. Loads change.
If the job is done to the bare minimum — cracks, dips, or total failure are only a matter of time.
What we do instead:
We allow for expansion, movement, and settling. Because nature never plays fair — and neither should your build.
โ 6. No Accountability or Evidence
“Trust me, it’s done right.” — Famous last words.
You need evidence. Tracking. Measurements. Photos.
What we do instead:
We document everything. Site photos, drone mapping, before & afters, and full handover packages.
So Here’s the Truth:
Good groundwork isn’t visible.
Bad groundwork always is.
When we’re on-site — we’re building a foundation that lasts.
๐ Book a free site visit so we can walk the land together and spot problems before they cost you.
๐ฅ Bonus: Ask Your Contractor These 3 Questions Before You Hire
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How do you determine compaction requirements for this soil type?
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What drainage fall are you setting across the site?
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Can I see examples of similar jobs you've delivered — with outcomes?
If they stutter — walk away.
If they answer with clarity — you're in good hands.
If they say:
"We'll sort that when we get there..."
...run.
PW Construction
Groundwork. Drainage. Civil Engineering — Done Right.
We don’t do cheap. We do the job right the first time.