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Engineering Design Services

Our mission is to provide professional and trusted engineering solutions to meet our clients’ needs in an innovative, cost effective, and safe manner. 

Pipeline Design


Piping & Mechanical Design


Electrical Engineering Design


Cathodic Protection


Engineering Team

I3 Engineering Team

I3 Engineering is proud to be your mid-Atlantic expert for the natural gas and emerging energy markets' civil, mechanical, and electrical engineering services. Our experienced and trusted engineering team is ready to meet your next project's needs in an innovative, cost effective, and safe manner!

Among many services, our electrical engineering team can perform Arc Flash studies and has the capability to rate your equipment and make suggestions for remediation if necessary. We can also provide the complete electrical design of well pads, M&R stations, compressor stations, etc.  (power and automation). Our in-house NACE/AMPP certified cathodic protection designers and testers are ready to assist with installation, remediation, & monitoring/record keeping!

Our civil engineering team can design custom fabricated steel supports for necessary elevation adjustment on equipment, steel access platforms & walkways for valves & equipment around facilities, and concrete foundations & anchor bolts for various equipment & buildings. We can prepare site layout and civil coordinates for site survey and review geotechnical reports for site characteristics to incorporate information within design. We also perform design calculations and engineer, model, and draft civil assets including M&R skids, heater foundations, structural platforms & walkways, pipe supports, anchors, and miscellaneous concrete foundations. Aside from this, our team can provide HDD design/calculations and highway, railroad, and pipeline crossing calculations!


Our mechanical engineering team can utilize Caesar II to complete pipe stress analysis and perform piping calculations for gas and liquid piping as well as orifice sizing. We can also perform piping calculations for tap sizing and station piping sizing to ensure compliance with Code of Federal Regulations!

Mechanical & Civil Drafting Team

Mechanical and Civil Drafting

With 60 years of combined experience, our team of experts in mechanical and civil drafting can assist in bringing your next project's vision to life!

From designing facilities such as M&R sites and compressor stations to well pads and pig launcher/receiver sites, we've got you covered! Our team can create design packages for new and existing facilities including: process flow diagrams, piping drawings, structural drawings, electrical drawings, isometric drawings, and removal/demo drawings.


We can also create 3D piping models using AutoCAD & CADWorx software, design prefabricated skids, and provide property development (grading plans)!

Contact us today to learn more about how we can assist with your next project!

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