Major Gypsum Stack Closure Reaches 70% Completion with 5.69 Million SF of Green Geomembrane Installed Since mobilizing in 2025, COMANCO’s team has installed more than 5.69 million square feet of 60-mil AGRU Green Geomembrane and geosynthetic materials on one of …
COMANCO Tackles Complex Phosphate Gypsum Pond Closure in Central Florida Phosphate gypsum pond closure is rarely as simple as installing a liner and covering the surface. Successful closure depends on several systems working together, often across a large, changing construction …
COMANCO Continues Multi-Phase Closure and Containment Operations at Central Florida Phosphate Facility Large phosphate facilities depend on multiple containment systems operating simultaneously. Closure areas, process water ponds, and perimeter dikes all play an important role in managing water and maintaining …
COMANCO Advances on Multi-Pond Closure Work at Central Florida Phosphate Facility Closing phosphate gypsum ponds is not a simple cap-and-cover operation. These closure efforts require careful sequencing, environmental controls, and constant coordination between crews, inspectors, and project managers. At a …
COMANCO’s Approach to Managing Stormwater Risk in Phosphate Gypstack Closures Why Lined Ditches Matter Closing a phosphate gypstack is not just about placing a final cover and walking away. Managing stormwater across the site is one of the most critical …
COMANCO Lines Stormwater Detention System at Freedom Park Stadium Ahead of Opening Day As excitement builds for the April 4 opening of Freedom Park Stadium, COMANCO is proud to play a behind-the-scenes role in supporting the long-term performance of this …
Closing a Superfund Gypstack the Right Way What Phosphate Operators Can Learn from COMANCO’s Mississippi Closure Superfund gypstack closures leave no room for shortcuts. Every acre, seam, and transition must perform long after construction ends. At a major phosphate site in …
COMANCO Continues Final Closure Lining Project to Enhance Environmental Protection COMANCO continues to make significant progress on a large-scale final closure project involving the lining of ditches and roads to complete a previous stack closure. Foreman Mancilla and Leadman Lopez …
COMANCO Installs Over 1 Million SF of Liner at Idaho Phosphate Mine COMANCO recently completed a large-scale phosphate mine project in Idaho. This initiative required teamwork, precision, and adaptability as crews navigated high elevations, remote conditions, and challenging terrain to …
COMANCO in Final Phase of Gypstack Closure in Mississippi COMANCO is wrapping up a large-scale closure at a phosphate plant in Mississippi. Since beginning this project, the crew has worked through multiple phases of construction using Watershed Geo®’s ClosureTurf® System. …
