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Outsource Plumbing and Drainage System Design Services

Outsource2india offers high quality, cost effective and time bound Plumbing and Drainage System design services. As a certified outsourcing provider for over a decade, we have been providing customized design services and CAD drawings to a large number of international clients across various industry verticals, including architects, consulting engineers, developers, contractors and other small firms.

We cater to your specific needs by providing customized design and development, construction drawings, addendums and as-built (Record) drawings that are accurate and delivered on-time. All our services come at cost-effective rates that are 40–60% less than what you would normally spend.

Plumbing Design Services and Drainage System Design Services from O2I

O2I's Plumbing and Drainage System Design/ Plumbing Engineering Drafting Drawings include accurate and comprehensive drawings for residential, industrial, commercial and institutional buildings. Our designs are all inclusive and include drainage layouts, plumbing fixtures, vents, cleanouts and piping for the entire building.

Our specialized services include -

Plumbing and Drainage System Design Services for Domestic Systems

  • Designing fixture units for hot and cold water
  • Assigning fixture units to each plumbing fixture according to your usage and applicable codes
  • Converting fixture units to GPM
  • Determining the distance of remote fixtures and the minimum pressure required for them
  • Checking if booster pumps are necessary for domestic water systems
  • Sizing of all individual branches according to the flow requirement and friction loss, which is estimated per 100 ft. from available pressure
  • Selecting and locating fittings like backflow preventers, water hammer arrestor, water pressure regulator etc.

Plumbing and Drainage System Design Services for Waste Water Systems

  • Assigning fixture units to each plumbing fixture according to your usage and appropriate codes
  • Sizing sanitary drainage/ vent risers according to the number of fixture units to be carried
  • Determining if sump pumps or sewage ejector pumps are required
  • Estimating the number of sanitary and vent risers
  • Sizing horizontal sanitary drainages and vent runs according to the number of fixture units to be carried, and permissible slope from code

Plumbing and Drainage System Design Services for Storm Water Systems

  • Estimating roof area
  • Determining riser and horizontal run size from rain flow data and applicable codes
  • Designing roof drains, leaders, main stacks, floor drains, floor sinks, sprinkler risers, funnel drains, fire standpipe risers etc., according to the HVAC system design
  • Verifying structural drawings for space conditions affecting the plumbing work
  • Providing necessary pipe spaces, wall thickness, etc

Riser Diagrams/ Typical Enlarged Diagrams

  • Domestic Hot & Cold Water Diagram
  • Sanitary Drainage and Vent Diagram
  • Storm Water Drainage Diagram
  • Compressed Air Diagram
  • Fuel/ Medical Gas Diagram
  • Fire Protection Diagram
  • Laboratory/ Radioactive Drainage and Vent Diagram
  • Oral/ Laboratory Vacuum Diagram

Why outsource your plumbing and drainage System Design to O2I?

Outsourcing your plumbing and drainage system design to O2I gives you a wide range of benefits. Our customized services are designed to help you meet the various technological, economic and infrastructural requirements that the industry faces today.

When you choose us as your outsourcing partner, you get:

Accurate designs crafted with the latest design software

In order to ensure that your designs are of the most superior quality, we use only the best software that the industry has to offer. Our expert use of AutoCAD, ArchiCAD, ADT, Microstation, and STAAD technologies ensures that even the most complex plumbing and drainage design jobs are completed according to the client's specifications. We provide drawings in 2D and 3D formats, with outputs in DWG or DGN format (if Microstation is used).

Qualified engineers with civil and plumbing engineering experience

O2I maintains quality by recruiting highly qualified engineers who are Six Sigma certified and proficient in ISO/ FDA requirements. Our engineers are experienced in reverse engineering, prototype creation, system level simulations and can create 2D and 3D CAD designs suited to the client's customized specifications. Our team of plumbing engineers and draftsmen has extensive work experience in IT and engineering services.

State-of-the-art infrastructure and cutting edge technology

Our company never compromises when it comes to infrastructure, technology and client data security. Our up-to-date infrastructure is on par with leading industry standards. We also offer encrypted data transfer solutions that maintain the privacy of your confidential data.

Compliance with various civil engineering standards

We are a certified plumbing design and drafting outsourcing provider, and comply with all required civil engineering standards. We are compliant with the following quality standards:

  • AS (Mech.)
  • IBC (Civil)
  • UBC (Civil)
  • AIA-drawing standards

We also ensure that all our drawings and designs are compliant with the BOMA (Building Owners and Managers Association) and IFMA (International Facility Manager Association) standards.

Choose from our wide range of cost-competitive MEP design services

O2I also offers its clients a wide range of MEP services that enable you to realize huge savings and turn your focus towards your core competencies. Our wide range of MEP services includes:

  • AutoCAD MEP Design
  • Mechanical Design
  • Electrical Design
  • Plumbing Design
  • MEP Drafting Drawings
  • MEP Engineering Design
  • MEP Modeling Services
  • HVAC Duct Design
  • 3D Modeling Services
  • Energy Analysis and Modeling
  • Value Engineering
  • Sustainable Design
  • Testing & Inspection Plans

Contact us and our specialists will get in touch with you to discuss your Plumbing and Drainage system design and drafting requirements.

Contact Us


Decide in 24 hours whether outsourcing will work for you.

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Have specific requirements? Email us at: engineering.info@outsource2india.com

Our Clients

  • Alcon
  • Redwood E-Learning Systems
    Yale School of Management
  • Loomis
    Data Infinity
    Auto MiddleEast
  • Camnet
  • Eraid
    Financial Planning Association of Australia
  • International Career Institute
    Carole Holding
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Value-added services with no compromise on quality

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