• Burbank, M., Weaver, T., Green, T. Williams, B., Crawford, R. (2011). “Precipitation of calcite by indigenous microorganisms to strengthen liquefiable soil”. Geomicrobiology Journal, 28(4):301-312

• Weaver, T., Burbank, M., Lewis, R., Lewis, A., Crawford, R., Williams, B. (2011). “Bio-induced Calcite, Iron, and Manganese Precipitation for Geotechnical Engineering Applications”. Geo-Frontiers 2011 conference paper. ACSE Geotechnical Special Publication No. 211 pp 3975-3983.

• Burbank, M., Weaver, T., Williams, B., Crawford, R. (2012) “Urease activity of ureolytic bacteria isolated from six soils in which calcite was precipitated by indigenous bacteria”. Geomicrobiology Journal, 29(4): 389-395

• Burbank, M., Weaver, T., Lewis, R., Crawford, R., Williams, B. (2012). “Geotechnical Tests of Sands Following Bio-Induced Calcite Precipitation Catalyzed by Indigenous Bacteria” J. Geotech. Geoenviron. Eng., 10.1061/(ASCE) GT,1493-5606.0000781

• DeJong, J.T., Soga, K.S., Kavazanjian, E., Burns, S., van Paassen, L., Al Qabany, A., Aydilek, A., Bang, S.S., Burbank, M., Caslake, L., Chen, C.Y., Cheng, X., Chu, J., Ciurli, S., Fauriel, S., Filet, A.E., Hamdan, N., Hata, T., Inagaki, Y., Jefferis, S., Kuo, M., Larrahondo, J., Manning, D., Martinez, B., Mortensen, B., Nelson, D., Palomino, A., Renforth, P., Santamarina, J.C., Seagren, E.A., Tanyu, B., Tsesarsky, M., Weaver, T. (2012) “Biogeochemical Processes and Geotechnical Applications: Progress, Opportunities, and Challenges”. Géotechnique, Volume 63, Issue 4, 01 March 2013 , pages 287 –301

•BioCement™ Patent*: “In situ precipitation of calcium carbonate (CaCO3) by indigenous microorganisms to improve mechanical properties of a geomaterial

* BioCement™ catalyzed by indigenous bacteria is patented by the University of Idaho and licensed to BioCement Technologies™, Inc. and is currently protected by patents in the USA, Australia, and New Zealand. Patents are pending in Japan, Canada and in the European Patent Organization (EPO) 38 member countries.


A brief explanation of how BioCement works, some of the problems it solves, and how we plan to bring it to market.

A helpful illustration about liquefaction—what it is and how disastrous it can be.

Excavation of BioCement treated sand after being submerged in water for 21 days.