Most home surveys check the roof, the walls, the boiler and the wiring. They rarely check the drains. That's not really the surveyor's fault. Drains sit underground, out of sight, and nobody can inspect them without a camera.

This gap matters more than people think. A blocked or damaged drain can be costly to put right. You often won't know it's there until it fails — sometimes right after you move in.

What a CCTV Drain Survey Actually Involves

An engineer feeds a small, waterproof camera through the drain run. The camera sends back live video as it travels. This shows the full length of the pipe, joint by joint.

The engineer records everything as they go. You get to see the actual footage, not just a summary. If there's a crack, a root, or a blockage, it shows up clearly on screen.

The process is quick and non-invasive. Nobody needs to dig up the garden or lift floorboards. A typical CCTV drain survey takes an hour or two, depending on how many drain runs the property has.

How the Survey Fits Into Your Timeline

Most buyers book the survey after their offer is accepted. It usually runs alongside the main building survey. That way you have real evidence before you commit to a completion date.

It works well as part of a chain too. Solicitors are often still exchanging contracts at this stage. There's usually time to fit a drain survey in without holding anything up. The report is normally ready within a day or two of the inspection, so it rarely becomes the bottleneck.

Why This Matters More for Older Property

Newcastle upon Tyne, Gateshead and Sunderland all have plenty of older housing stock. Older drains were often built from clay or pitch fibre. Both materials crack and shift over the decades.

Terraced streets and Victorian semis are common across the region. Many of these share drain runs with neighbouring properties. A defect next door can sometimes affect your own drainage too, which is another reason to check before you buy.

Tree roots are another common culprit. Roots grow toward moisture, and a leaking joint gives them exactly that. Once a root gets inside a pipe, it spreads fast. The blockages it causes tend to keep coming back until the root itself is dealt with.

Ground movement plays a part as well. Traffic vibration and gradual subsidence can knock pipe joints out of alignment. None of this shows on the surface until the drain actually fails.

What Surveys Commonly Find

A pre-purchase drain survey can turn up several kinds of issue. Here are the ones we see most often in Newcastle upon Tyne and the surrounding area:

  • Cracked or collapsed sections of pipe
  • Tree roots growing into joints or through cracks
  • Displaced joints letting waste escape into the surrounding ground
  • Grease and debris narrowing the pipe over time
  • Drains connected the wrong way, such as surface water feeding into a foul sewer

Some of these are minor and quick to fix. Others point to a bigger job, like a full repair or a section replacement. Either way, it's better to know before you sign anything.

Why It's Worth Doing Before You Complete

A drain survey costs far less than a repair does. That's really the whole point of doing one early. If a problem shows up after completion, the bill lands on you alone.

If a survey does turn something up before you exchange, you still have options. You can ask the seller to fix it. You can factor the likely cost into your offer instead. Or you can walk away if the problem looks too serious.

None of that is possible once you own the property. A drain survey gives you the facts while you still have room to negotiate. At the very least, it lets you decide with your eyes open.

What a Good Survey Report Should Include

Not every survey is equal. A proper report should give you:

  1. Full video footage of the drain run, which you keep
  2. A written summary of anything found
  3. A plain-English explanation, not just technical jargon
  4. Photos of any defects
  5. Honest advice on what, if anything, needs fixing

If a company won't hand over the footage, or can't explain clearly what they found, that's worth questioning. A survey is only useful if you can act on what it tells you.

If the Survey Finds a Problem

Finding an issue isn't a disaster — it's useful information. Many defects are straightforward to sort out. A section of drain repairs work, whether that's pipe relining or a full replacement, is often enough to put things right.

A blocked drains issue caused by grease or roots is usually a straightforward fix once it's diagnosed. A collapsed section is a bigger job. But knowing about it in advance means you can plan and budget properly, rather than dealing with it as an emergency later.

It also gives you a clear reference point. If a similar problem develops after you move in, you'll have the original footage to compare it against. That can be useful evidence if you ever need to query it with the seller or their insurer.

Common Questions Buyers Ask

**Do I need my own survey, or can I use the seller's?** A fresh, independent survey is always safer. You want an engineer working for you, not the seller.

**Will it delay the sale?** Not usually. Most surveys are booked and completed within a few days. That fits comfortably within a typical conveyancing timeline.

**What if the property has no visible drain access?** Most homes have at least one manhole or inspection chamber. An experienced engineer will locate the access points before the job is booked.

**What about new-build homes?** New drains can still have installation faults or damage from site work. A quick survey is cheap reassurance either way.

**Is it expensive?** Costs vary with property size and access, but a survey is a modest outlay next to an unplanned repair bill. Most buyers see it as cheap peace of mind.

Booking a Survey in Newcastle upon Tyne and Beyond

We carry out pre-purchase drain surveys across Newcastle upon Tyne, Gateshead, Sunderland, South Shields, North Shields, Whitley Bay, Tynemouth, Cramlington and Hexham. Our engineers explain what the camera finds in plain terms, and you keep a copy of the footage for your own records.

If you're exchanging soon and want the drains checked first, don't leave it until the last minute. Request a quote online and we'll get a survey booked in.

Where to get help

Buying soon? Book a pre-purchase drain survey before you exchange, or a wider drainage investigation survey if the seller already knows of a problem. We cover buyers in North Shields and Whitley Bay too, so you can keep your solicitor's timetable. If the camera finds a cracked pipe, our pipe relining service can often repair it without digging.

Drain jetting and emergency drain services across our coverage area