Plumbing

At Pragmatic Professional Engineers, we are committed to delivering superior plumbing engineering solutions that meet the diverse needs of our clients. Our team of experienced plumbing engineers collaborates with architects, general contractors, and other stakeholders to design systems that ensure reliability, efficiency, and sustainability. We focus on providing comprehensive plumbing designs that adhere to the highest standards of performance and safety.

Our Capabilities

Water Supply Systems 

  • Design of domestic water systems for residential and commercial applications

  • Design of industrial water systems for laboratory, manufacturing, and equipment applications 

  • Water for injection equipment selections and piping systems for pharmaceutical applications 

  • Reverse osmosis and deionized water equipment selections and piping systems for laboratory and manufacturing applications

  • Sizing and selection of booster pumps, break tanks, and hydropneumatics tanks for high rise applications 

  • Pipe sizing analysis based on flow velocity and pressure drop criteria 

  • Pipe material analysis based on site conditions and cost metrics 

  • Water pressure and flow rate analysis 

  • Coordination with municipal water supply company 

  • Backsiphonage and backpressure hazard analysis 

  • Design and specification of backflow prevention devices based on hazard

  • Fixture unit calculations 

  • Water usage calculations 

  • Point of connection coordination with Civil

  • Sub metering for multi-tenant applications 

Sanitary and Wastewater Systems 

  • Design and sizing of sanitary waste and vent systems 

  • Pipe material analysis based on site conditions and cost metrics 

  • Drainage fixture unit calculations 

  • System slope and drainage analysis   

  • Point of connection coordination with Civil

  • Grease waste and grease interceptor design for commercial kitchens and food service establishments 

  • Grease waste heat tracing

  • Laboratory and industrial waste system design 

  • Acid waste storage and neutralization 

  • Sample port selection and design 

  • Sump pump sizing and design 

  • Sewage ejector pit sizing and design 

  • Sewage ejector bit buoyancy calculations 

  • Pumped waste system sizing and design 

  • Sand-oil interceptors for parking garage applications

Hot Water Systems 

  • Design of centralized and decentralized hot water systems 

  • Selection of water heaters, boilers, and storage tanks 

  • Industrial hot water system design for laboratory and manufacturing applications 

  • Expansion tank equipment selection and sizing 

  • Integration of energy-efficient technologies such as heat pump water heaters and solar thermal systems 

  • Legionella risk reduction 

  • Recirculation pump equipment selection and system design 

  • Hot water wait time calculations and mitigation 

  • Pipe material analysis based on site conditions and cost metrics 

Rainwater Systems 

  • Local rainwater calculations 

  • Gutter and downspout sizing and design 

  • Rainwater leader and overflow system sizing and design 

  • Combined system sizing and design 

  • Point of connection coordination with Civil 

  • Pipe material analysis based on site conditions and cost metrics 

Gas Piping Systems 

  • Design of natural gas and propane distribution systems

  • Low pressure natural gas systems design

  • Medium pressure natural gas system design 

  • High pressure natural gas system design 

  • Natural gas pressure boosting and storage 

  • Integration of pneumatic or electronic emergency shut-off systems  

  • Earthquake valve selection

  • Coordination with utility providers and compliance with safety standards 

  • Point of connection coordination with Civil 

  • Pipe material analysis based on site conditions and cost metrics 

Sustainable Plumbing Solutions 

  • Design of water-efficient systems and fixtures per CAL Green standards 

  • Rainwater harvesting and greywater recycling systems 

  • LEED certification support and documentation for water conservation

  • Implementation of sustainable practices and technologies

  • Energy modeling and life cost cycle analysis 

Plumbing System Upgrades and Retrofits 

  • Assessment and upgrade of existing plumbing systems 

  • Energy and water efficiency audits 

  • Retrofit design for compliance with current codes and standards 

  • Recommendations for system improvements and optimization 

Medical Gas Systems 

  • Design of medical gas systems for healthcare facilities

  • Compliance with healthcare standards and regulations 

  • Selection and installation of medical gas piping, switchover panels, outlets, and alarms 

  • System testing and certification 

Process Systems 

  • Compressed air system equipment selections, including compressors, storage tanks, refrigerant or desiccant dryers, and filtration 

  • Process gas pipe sizing calculations

  • Gas generator systems including Nitrogen and Hydrogen

  • Gas storage systems and associated change over manifolds or vaporizers

  • Pneumatic systems 

  • Inert and hazardous gas systems 

  • Process cooling water and chilled water systems 

  • Pool boiler equipment and filtration 

-Steam equipment and distribution systems for laboratory or food service applications