Case Studies

SEWER ROBOTICS was the first company to introduce UHP water jet cutting from a specialized crawler to remove solid obstructions and deposits settled. Our customers worldwide have removed many different materials and saved lots of pipes from replacement over the course of 15 years. 

Some examples

Sewer Robotics pressure testing concrete sample

Concrete sample testing

At Sewer Robotics, we offer free-of-charge sample tests to answer the critical question: “What pressure does it take to remove
WJ250 Arm omhoog

WJ250 water jet

Our 15+ years of UHP water jet cutting experience can be recognized in the designs and features of our precise
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C70 Video Nozzle Introduction

Collect valuable intelligence at low costs and minimum effort while cleaning! The Sewer Robotics C70 camera nozzle records HD video
WJ180-Sewer Robotics water jet cutting robot 200-900mm inside pipe concrete filled pipe-1200x738

Our robots are built for water jet cutting!

Our robots are built for water jet cutting! Durable and with enough freedom of movement to apply a powerful water
Sewer Robotics HA125 Lateral reinstatement cutter 2 LOW RES

The power of the cutter

Reinstatement cutting is easier and faster with a powerful cutter! The extreme power of Sewer Robotics’ water hydraulic cutter motor
Sewer Robotics Case study Colus 7

Removing Root

Our story Two operators, tasked with removing a massive root blockage from a sewer pipeline, had the great idea of
Sewer Robotics Case study Colus 2

Concrete removal at the Ibrox Stadium

The Colus Specialist Projects Team has been working at the Ibrox Stadium, the home for the Scottish Champions ‘The Rangers’,
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Failed CIPP liner removal

How to remove a failed or collapsed CIPP liner? Simply with High Pressure Water Jet Cutting. In this video a
Removed calcium from californian sewer pipeline

California calcium removal

The calcium in this coated VCP 12" sewer pipe was more than half the diameter of the inside of the
Sewer Robotics truck with pump outside london metro station for concrete removal

Concrete removed from underneath London’s oldest metro lines

The Sewer Robotics mobile MH60 cable reel and CP3DP control unit were successfully used to remove over 5m (15ft) of
Sewer robotics operator removing tuberculation

Removing tuberculation before UV-lining

Years of hydrogen sulfide gasses accelerated the corrosion of this 300mm (12”) sewer pipeline, leaving it heavily tuberculated with the
Dimpled liner before reinstatement

Florida Lateral reinstatement after pipe lining

Reinstating laterals with the SR-SERIES HA125 lateral reinstatement cutting module after relining a 6" (150mm) VCP sewer main line in
Fatberg removal from manhole

Fatberg removal from UK sewer pipelines

The enormous fatberg was found in UK sewers was approx. 330ft in length and 9.5" (100m long and 25cm thick)
Demo franchini_4 (1)

Concrete removal in Italy

After various failed attempts of different nozzles and cutters, Sewer Robotics was invited to remove the concrete that has been
Calcite removal at the joint of a clay sewer main pipeline

Calcite removal from clay pipe

Years of mineral deposits leaving a layer of calcite and narrow joints inside this 200mm (8”) clay sewer main pipeline.
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Removing pipe tuberculation (scaling)

Scaling and tuberculation reduced the flow in cast iron pipelines. The pipe flow was restored with a water jet applied
sewer main lateral connection after root removal

Root infiltrations from failed liners at lateral connections

The R125 crawler with WJ125 water jet module, was used to remove the root infiltrations that this failed liner could
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Water jetting roots at pipe joint

Removing a few thick tree roots that grew into a 200mm (8") VCP sewer pipe from the joint. 500bar (7,250psi)
fire in wax factory caused sewer blockages (1)

Sewer Wax removal after factory fire

Removing a few thick tree roots that grew into a 200mm (8") VCP sewer pipe from the joint. 500bar (7,250psi)
Solidified fat and grease removal from sewer pipeline

Water jetting hardened grease and fat

Fat and grease from various upstream located restaurants had settled inside this 12” (300mm) concrete sewer main line until the

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