South Dakota

Zach Grapentine PE Post

Zach Grapentine Earns South Dakota Professional Engineer License and Promotion

Zach Grapentine recently fulfilled his South Dakota Professional Engineering License requirements, earning the PE designation by the South Dakota State Board of Technical Professions. Grapentine is a highly skilled engineer focusing on traffic and municipal engineering. He holds a Bachelor of Science Degree in Civil Engineering from South Dakota School of Mines and Technology. Interstate Engineering is also pleased to announce the promotion of Grapentine to Assistant Office Manager for the Spearfish team. “Zach is ideal for the Assistant Manager position as he has a strong desire to learn, sets high standards for himself and others, and wants the entire…


Galloway Becomes ASFPM Certified Floodplain Manager

Cody Galloway, from our Spearfish team, successfully completed the process and examination to become an ASFPM Certified Floodplain Manager (CFM®). As a CFM, Cody has shown a proven level of expertise in floodplain mapping, requirements and standards of the National Flood Insurance Program and at the state level, and how to make floodplain management work at a community level. The ASFPM grants this certification only to those professionals who meet the requirements to reduce flood losses in the nation. More information about the ASFPM CFM program can be accessed on under Certification. The goals of the ASFPM CFM program are to: Formalize a procedure…