Brennan Insights
Brennan’s articles go deeper than a typical blog. We share technical knowledge, project lessons, company news, environmental insights, recognition, and stories from the field.
We’re at Minnesota Power’s hydroelectric dam in Scanlon, Minnesota, to replace 7 of the structure’s Tainter gates. Extending the life of this renewable energy source by 50 to 100 years, the Scanlon Dam Gate Replacement Project enables the further creation of clean, renewable power provided to local communities. We were pulled into the project very […]
We are at the Lock and Dam 19 facility in Keokuk, Iowa, operated by the U.S. Army Corps of Engineers (USACE). Our team replaced an 18,000-LB, 105-FT underwater soundbar with wet-mateable connections (cables and speakers that can be connected and disconnected underwater). This underwater acoustic deterrent system (UADS) upgrade allows divers to replace individual speakers […]
This year, Brennan’s blog posts garnered an impressive readership of over 27,000. An analysis of our most searched topics identified the most significant issues in the environmental and marine construction industries, including those most relevant to our company’s operations. This leads us to the question: What were our industry’s most frequently researched topics? We’ve examined Brennan’s […]
Our experience in wetland habitat restoration began decades ago with the Upper Mississippi River Restoration Program (UMRR), the largest restoration program ever undertaken on a major waterway worldwide. Since then, restoring marshes, wetlands, and highly sensitive ecosystems along inland and coastal waters nationwide has been a main initiative.
According to the United States Department of Transportation, underwater scour is the leading cause of bridge failure, ahead of collisions and overloading. Scour is the erosion or removal of a streambed or bank material from bridge foundations due to flowing water. As many bridges sit over water, the potential dangers of scour cannot be ignored. […]
J.F. Brennan Company (Brennan) is honored to accept this year’s award for Outstanding Philanthropic Organization from the Association of Fundraising Professionals (AFP), Upper Mississippi Valley Chapter. The chapter represents nonprofit organizations throughout Southwestern Wisconsin, Northern Iowa, and Southeastern Minnesota. Brennan’s work brings us all incredible pride and purpose as we serve clients throughout the […]
Our equipment safely navigates where barges can’t float and where ground equipment can’t trek. Brennan’s specialty amphibious trucks can float fully loaded with a 20-cubic yard payload or be configured to support geotechnical drilling equipment. See our equipment in action with this video!
Lock and dam and hydropower infrastructure face numerous unique challenges when it comes to improving the safety and reliability of existing dams. An important structural enhancement for dam stabilization projects is the installation of high-capacity post-tensioned anchors, which may supplement or replace existing anchors. According to the Post-Tensioning Institute, post-tensioned rock and soil anchors provide […]
J.F. Brennan Company (Brennan) collaborated with The Boys & Girls Club of Greater La Crosse (Boys & Girls Club), Wieser Brothers General Contractor, Inc., and Mathy Construction to bring the expansive construction world to Boys & Girls Club members. The annual event is called Kids in Construction. Club members explored Brennan’s amphibious equipment and commercial […]
The University of Wisconsin-La Crosse (UWL) and J.F. Brennan Company, Inc. (Brennan) formally announce their partnership. The agreement between Brennan and UWL will further the educational opportunities for students studying environmental science, equipping them to start on the job right after they graduate. Brennan is partnering with UWL to support student research and curriculum, and […]
The 25th anniversary of Women in Construction Week™ (WIC Week™) has a clear theme: Many paths, one mission. The purpose is to recognize the different journeys women have taken to strengthen and amplify the success of all women in the construction industry. We’re fortunate enough to feature some of those women, working at Brennan, who […]
La Crosse, WI — Marine contractor J.F. Brennan Company and its sister company Brennan Marine invite you to honor National Maritime Day on May 22nd. This special day commemorates the contributions of America’s maritime industry and the men and women who serve in it. Our companies employ hundreds of dedicated maritime professionals who work tirelessly […]