Proctor & Gamble do Brazil
Manufacturing Plant

Description:
The Louveira Manufacturing Plant produces a diversity of personal care and beauty products, including diapers and shampoo.  The plant is located outside the town of Louveira in São Paulo State but close to a small village.

Customer:
Proctor & Gamble do Brazil

Scope of Work: 
To assist Proctor & Gamble respond to noise complaints from residents of a nearby village located just outside the town of Louveira, and to successfully meet legal requirements, ATCO was contracted to undertake three separate activities:

• Implement two acoustical surveys;
• Design preliminary noise mitigation solutions, designed to meet a legal compliance level of 50 dB(A) in the nearby residential area;
• Provide budget pricing

The project was completed within a four-month time period between November 2003 and February 2004.

Project Location:
Louveira, São Paulo, Brazil

Noise Sources:
Through its acousticalal surveys, ATCO identified a variety of noise sources, including nine process fans, six air compressors, four cooling towers and the building's ventilation systems.

Performance Targets:
The plant is located near a small village outside the town of Louveira, and is in close proximity to a motel, located approximately 545 feet (166 meters) away.  The legal compliance level of 50 dB(A) was chosen as the target at the site of the motel.

Silencing Solutions:
ATCO designed, supplied and installed its proprietary acoustical assemblies for the walls, roof, acoustical doors, silencers and barrier walls.

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