Streamline your drainage design

Our end-to-end drainage design software enables optimal, sustainable, and compliant designs while boosting efficiency, reducing costs, and speeding up approvals for your business.

End-to-end drainage design software

Why should you choose Causeway Flow?

Our comprehensive drainage design software is engineered to refine and enhance your entire design process, from start to finish. It guides you from the foundational stages of outline design through to the intricacies of detailed design and the generation of customisable outputs including Level 2 BIM. From traditional to sustainable and existing drainage designs, Causeway Flow ensures a smooth path to obtaining approvals.

Transform your operational asset management
1
Ensure compliant drainage design

Automatic compliance for UK and Ireland approval requirements is built into Causeway Flow. Save time on reworks, reduce costly mistakes, and optimise resource allocation for improved efficiency.

2
Streamline your processes

All the tools you need to value engineer and optimise your drainage designs. Deliver user customisable design production, including annotations, manhole and pipe schedules, longsections and Level 2 BIM reports to help clients and authorities make decisions faster. Integrate with Civil 3D®, AutoCAD® and Causeway Live Design for a seamless workflow.

3
Create any type of drainage design

Design and deliver traditional, existing, and foul designs drainage design, including Sustainable Drainage Systems (SuDs) in accordance with the SuDS manual C753. 

4
Unmatched flexibility and cost savings with our cloud-based floating license

Causeway Flow can be accessed by users across multiple teams, offices and countries, enabling seamless collaboration and efficient resource allocation. Say goodbye to restrictive fixed licences that limit your team's mobility and hinders scalability.


We’re proud to work in partnership with

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Persimmon PLC
Jacobs
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Ramboll UK
OConnor Sutton Cronin
Wardell Armstrong LLP
Waterman Moylan Consulting
Kier logo
Taylor Wimpey UK Ltd
Sweco UK ltd
SCC_Logo_RED_RGB
RPS Group
Meinhardt (UK ltd)
Mott_Macdonald_Logo

Elevate your drainage designs

Save money and time

Enhance your productivity through design automation and optimisation, freeing up valuable time to focus on value engineering and elevating the quality of your projects.

Meet regulatory requirements

Ensure compliance with all necessary standards, guidelines and regulations. From traditional to SuDS to foul drainage design, Causeway Flow ensures your projects meet the highest compliance standards.

Advanced graphical design

Our cutting-edge graphical user interfaces effortlessly converts existing graphical drawings or create new ones into designs ready for detailed analysis and design.

Accurate and robust hydraulic modelling capability

Utilise the state-of-the-art hydraulic SWMM5 engine for accurate design and analysis across all types of drainage networks.

Sustainability in mind

Intuitvely model SuDS components that adhere to the core principles outlined in the SuDS Manual. Balance the four pillars of SuDS, ensuring compliant, harmonious, and effective designs.

Best practice designs, reports and drawing production

Embrace software that epitomises the gold standard in drainage design. Elevate your design reports and drawings, including Level 2 BIM output, and stay ahead of industry competition.

"Causeway Flow enabled me to quickly and efficiently map out the drainage network, resulting in visually appealing outputs and a modern design and feel."
Marc Barlow
Project Engineer, Curtins
"I am yet to meet a person I have recommended Causeway Flow to that has continued to use other drainage design software."
Kevin Tosh
Director, Richard Jackson
"We trialled every drainage design software that was out there and Causeway Flow really jumped out at us."
Chris Croft
Associate, SD Engineers

How our drainage software suite can help you

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Overland flooding analysis

Easily identify problem areas, ensure accurate flow, and better visualise results. Select an optional module to analyse overland flooding.

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Faster initial feasibility

Use Sketch to create quick outline designs to assess project feasibility, then use them as the basis for detailed designs in Causeway Flow, avoiding re-works.

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Optimal and compliant

Create optimal designs with realistic hydraulic modelling, 3D imaging, and built-in compliance. Ensure every design meets requirements from the start.

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Quick BIM outputs

Attach metadata, create digital representations of real drainage networks, specify trenches and bedding, and integrate with Civil 3D® part lists.

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Integrate design tools

Work with a suite of tools that are easy to integrate and designed with collaboration in mind. Create seamless designs and a smooth workflow.

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Connected, cloud licensing

Stay connected to your design solutions with floating cloud licensing. Access software from anywhere, and take licenses offline.

Ready to elevate your drainage design systems?

Get in touch today to see how our software solutions can help solve your drainage design challenges. Simply fill out the form, and we'll get back to you as soon as possible. 

what you'll get with causeway flow

Meet design regulations and compliance with ease. 

Seamlessly integrate with leading design tools for a more streamlined process. 

Prioritise Sustainable Urban Drainage Systems (SuDs) design for more effective outcomes. 

what you'll get with causeway flow

Meet design regulations and compliance with ease. 

Seamlessly integrate with leading design tools for a more streamlined process. 

Prioritise Sustainable Urban Drainage Systems (SuDs) design for more effective outcomes. 

Relevant content for you to explore

Case studies
Multi-disciplinary consultancy JNP Group expands use of Causeway’s Drainage Design solution across UK offices

Multi-disciplinary consultancy JNP Group expands use of Causeway’s Drainage Design solution across UK offices

Multi-disciplinary consultancy JNP Group expands use of Causeway’s Drainage Design solution across UK offices

OnDemand webinars
Simplify drainage design with Causeway Flow

Simplify drainage design with Causeway Flow

During this demo webinar, see how engineers, consultants, and local authorities are solving their biggest drainage design pains.

Case studies
Engineering solutions consultancy RPS scales up use of Causeway Flow

Engineering solutions consultancy RPS scales up use of Causeway Flow

Having successfully introduced Causeway Flow at its Belfast office, RPS, a Tetra Tech company, is now in the process of rolling ...

OnDemand webinars
Industry roundtable: implementing Schedule 3 and learning from the Welsh practice

Industry roundtable: implementing Schedule 3 and learning from the Welsh practice

In a conversation led by Dr Netsanet Mebrate, Causeway Flow's Product Owner, hear from experts about the ways Schedule 3 has ...

OnDemand webinars
Supercharge your drainage design solution for 2024 with Causeway Flow

Supercharge your drainage design solution for 2024 with Causeway Flow

Many consultancies are taking a close look at their design solutions and trying to find ways to be more efficient and ...

Case studies
Engineering consultancy Awcock Ward Partnership (AWP) expands its adoption of Causeway Flow

Engineering consultancy Awcock Ward Partnership (AWP) expands its adoption of Causeway Flow

Following a successful trial of Causeway Flow, engineering consultancy Awcock Ward Partnership (AWP) has expanded its use of ...

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Let’s build the future together

Discover how we can transform your business, making every project flow and the industry more sustainable.