Keywords: i-69 i69 interstate 69 interstate69 indiana monroe county monroecounty road construction interstate freeway paving bridge overpass infrastructure trenching maching trenchingmaching e. s. wagner co. eswagnerco Pictured are the chain teeth of a trenching machine at the Interstate 69 work zone near Rockport Road in Monroe County, Indiana; looking northwest. The trenching machine is a specialized piece of equipment, designed solely to excavate trenches. It is usually used on highway projects to dig trenches for drainage piping. E. S. Wagner Co., prime contractor (Indiana I-69 Project, Section 4, Segment 8). Pictured are the chain teeth of a trenching machine at the Interstate 69 work zone near Rockport Road in Monroe County, Indiana; looking northwest. The trenching machine is a specialized piece of equipment, designed solely to excavate trenches. It is usually used on highway projects to dig trenches for drainage piping. E. S. Wagner Co., prime contractor (Indiana I-69 Project, Section 4, Segment 8). |