article_snippet.sent: So far the waste removed from a sewer is the equivalent weight of about five Porsche 911s, which weigh 1.9 tonnes each.
article_snippet.sent: Stephen Hunt, project manager for Thames Water said: 'The amount of fat Stephen Hunt, project manager for Thames Water've had to remove has been staggering. '
article_snippet.sent: Cheslea has done Cheslea proud here - we see blockages all the time on household sewer pipes, which are about big enough for a cricket ball to pass through - but to have this much damage on a sewer almost a metre in diameter is mind-boggling.
article_snippet.sent: a sewer has been so badly abused by fat being chucked down the plughole we've had to opt for the time consuming and disruptive option of replacing many metres of pipe. '
article_snippet.sent: Fatbergs – congealed fat which clumps together with other waste products to form concrete-style blocks – are becoming increasingly problematic for the capital's sewers.
article_snippet.sent: And last year workers spent four days removing a fatberg the length of a jumbo jet from a sewer in Shepherd's Bush.
article_snippet.sent: Among the most common causes of drain blockages are make-up and nappy wipes, fat and grease, chewing gum, dental floss, plasters and building debris.
article_snippet.sent: Staff from Thames Water usually use powerful suction equipment to break down the blockages and then high-powered water jets to clear the tunnels.
highlights_snippet.sent: the sewer was made up of fat and used wet wipes .
  