Most of us take our drainage for granted; often we assume any issue that arises would be the responsibility of the water supplier. However though, in most cases, you're usually responsible for drains inside the boundaries of one's property, as the sewerage company is in charge of lateral drains, which are beyond property boundaries, and sewers. Although most sewers are actually publicly owned, you may still find some private or unadopted sewers. If your property is served by one of these brilliant, you may be responsible for maintaining it.

So if there is an issue with the drain inside your property boundaries then it is your responsibility, plus they, unfortunately, do block up for a number of reasons.
Some signs that will assist identify a draining issue include:
1. If your toilet, shower, bath or sinks are all draining slowly that is likely a concern with the drain itself. Independent drainage issues will undoubtedly be a concern with the fixture itself. The toilet is often the primary driver for a blockage - if flushing the bathroom . causes water to rise in the shower, or running taps causes the water in the toilet to rise, then you've got a blocked drain on your hands.
2. Foul smells certainly are a dead giveaway for a blockage, if something has blocked the drain and begun to rot, you will certainly find out about it.
3. Finally gurgling https://www.tcmdraincare.co.uk/ from pipes, drains and plug holes are warning signs of a potential blockage. This is created when the air is trapped in the pipes and then waste water displacing it.
Typically the 2 biggest causes of drain issues will be grease/fat build-up and tree root ingress. Fat build up is a large cause for blockage in the national sewer system and it will affect homes too. Once you wash your plates or simply pour fat down the sink, the warm liquidated fat will hit the cold outside water in the drains then solidify, over a period this will build up causing a blockage.
Root ingress is harder to avoid, and most likely the biggest cause for blockages in homes. Root issues can be extremely serious and a big reason behind subsidence related problems. Older clay pipes are particularly susceptible to root ingress as they are joined with just sand & cement these joints offer little resistance to fine tree roots which once inside develop into tap roots and root masses which then decrease the internal bore of the pipe.