Drainage works can be a ‘mystical art’ to the uninitiated, and cost-wise they are expensive, as rarely do any works come in under £500. So this begs the question, “Do we realise what we are asking our builders and tradesmen to do?” So often investors say, “I’m going to put an en-suite in here …” or “a bathroom in there …”, but do they understand the process and why the works cost what they do?
SEWERAGE AND WHO’S RESPONSIBLE FOR WHAT?
There are three different types of sewer:
1. The ‘foul system’ containing waste from toilets, baths, wash basins, kitchen sinks, dishwashers, showers, etc.
2. The ‘surface water’ sewers, which carry rainwater away to rivers and soakaways.
3. The mainly pre-1920’s ‘combined sewers’, which transport a mix of all wastewater and are common in older, more developed areas. It is these older sewers carrying raw sewerage that can easily flood with a sudden influx of surface water during storms.
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