Sewer Overflow Project

ILSI Engineering has been a subconsultant for the past 4 years on the $1Billion dollar Sewer Rehabilitation Program for the City of Baton Rouge.  CH2MHill, Sigma and ILSI Engineering are the Program Managers on this contract.

Rehabilitation projects will improve more than 5,500,000 linear feet (lf) of gravity sewer pipe (1,042 miles) and 20,000 manholes.  Three treatment plant projects at the South WWTP will increase capacity to handle increased flows during and after storm events.  Capacity projects include upgrades or installation of 152 pump stations and improvements to 350,000 lf of gravity sewer (66 miles) and 670,000 lf forcemain (127 miles).  Three collection system with weather storage projects involve adding 20 million gallons (MGs) of storage in the Zachary Area Transmission Network; 26 MG of storage, 25,000 lf of forcemain and three pump stations at the Choctaw Storage and Pump Station Facility; 56 MG of storage in the North WWTP basin; and 10 MG of storage at Hooper Road.

Parishwide SSO Program Projects Improve Quality of Life for Residents

Runway 10/28 Rehabilitation

• Taxiway Echo

• New East-West Taxiway

• Ticket Lobby Renovations

• Jefferson Parish 18″ (Diameter) Waterline

Lower Roadway Improvements

• North-South Tunnel Road

• North Aviation Apron

• Concourse D Expansion

Airport Access Road Design

• Southside Roads & Utilities

• Duncan Canal Enclosure

• Overhead Canopy

• Concessions

West Terminal Expansion

• Transportation Center Expansion

• Demolition of Structures, Phase 9

• FIDS – Flight Information Displays

• Perimeter Road for Safety Security and Fire fighting

Program Highlights

• 80 Active Projects
• 15 Projects Completed
• 30 Projects Under Construction
• 35 Projects in Design