Civil and Environmental Engineering

CEE2: 2-1

Application of Algae Biochar in Concrete Mix Design

2-1 project image
Meet the four-member capstone team developing sustainable, algae-based concrete solutions.

Project Description:

This capstone project investigates a sustainable alternative to traditional concrete by incorporating algae-derived biochar as a partial replacement for cement, a major source of global CO₂ emissions. Partnering with Green Mechanics, the team utilizes algae harvested from an Algal Turf Scrubber system, converting it into biochar through pyrolysis and integrating it into concrete mix designs. The project aims to reduce carbon emissions by at least 10%, maintain structural performance with a minimum compressive strength of 2,500 psi, and repurpose a significant portion of algae biomass that would otherwise go to landfill. Through experimental testing and optimization, the team evaluates the feasibility, environmental benefits, and engineering performance of this innovative material as a more sustainable solution for the construction industry.

Advisor/Instructor:

Dr. Neimeier & Dr. Gretchen Bella

Sponsor:

Larry Davis, Green Mechanics

Team Members:

Mai Brosseau Civil and Environmental Engineering
Ali Damani Civil and Environmental Engineering
Madison McTigue Civil and Environmental Engineering
Cecilia Vu Civil and Environmental Engineering
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