Project: Mississippi River and Tributaries: ID/IQ Contracts No. DACW38-96-D-0004 and DACW38-96-D-0001 for Construction Quality Assurance Services within the Vicksburg District
Description: Cooley Dennis and Denmon Engineering, Inc. provided quality assurance (QA) inspection services to the Vicksburg District on a multitude of construction contracts on the Mississippi River and Tributaries projects. The QA services were provided under two contracts beginning in 1997 and ending in 2007. Project types included maintenance dredging on the Mississippi River, mat sinking operations on the Mississippi and Atchafalaya Rivers; construction on the Mainline Mississippi River Levees program in Louisiana and Mississippi, the Demonstration Erosion Control project in North Mississippi; and rehabilitation of the riprap protection on Enid Dam in North Mississippi. Some of the example projects for which quality assurance and inspection services were provided under these two contracts are listed below:
- Maintenance dredging of the entrance to the ports and harbors on the Mississippi River is an on-going project using a contract dredge during the low water season of July-October of each year.
- Mat sinking operations on the Mississippi and Atchafalaya Rivers in Mississippi and Louisiana. Quality assurance representatives were provided to maintain control of the layout and placement of mat sinking operations.
- Mainline Mississippi River Levee Item 496L in Issaquena County, Mississippi. Construction Cost: $26.5 million.
- Mainline Mississippi River Levee Item 502L in Issaquena County, Mississippi. Construction Cost: $7.2 million.
- Mainline Mississippi River Levee Item No. 506R in East Carroll Parish, Louisiana. Construction Cost: $4.1 million.
- Grand Ecore Visitor Center, J. Bennett Johnson Waterway, near Natchitoches, Louisiana. Construction Cost: $2.6 million.
- QA inspection services on a number of construction contracts for the Demonstration Erosion Control Project. The individual contracts included a variety of large and small water control structures used to retain erosion in the north Mississippi loessial hills. Typical structure types included relatively long concrete box culverts, high drop and low drop concrete grade control structures, riser pipes, and channel improvement and bank stabilization projects.
- QA inspection services for rehabilitation of the riprap face on Enid Lake Dam.
Client: U. S. Army Corps of Engineers – Vicksburg District, Vicksburg, Mississippi
Completion Date: 2007
Projects: Mississippi River and Tributaries