Temperature - European Investment Bank

WEST AFRICAN POWER POOL (WAPP) PÖYRY ENERGY LTD.
Mount Coffee HPP ESIA and RAP 2012-09-18
ESIA Report Page 150
Issue Project component Impact Mitigation measures Related Sub Monitoring and
Management Plans (S-MMP)
Noise Quarries,
construction
activities and
transportation
activities
Vibration Construction
activities and
quarries
Mainly on the Workforce
Use adequate and well maintained construction and transportation
equipment including state-of-the-art built in systems (muffler) to
reduce the noise. The contractor has to develop a maintenance
program to ensure this.
Instruct the workforce to avoid unnecessary noise.
Use adequate and state of the art techniques for blasting, which do
not exceed the exposition time to the noise.
Workers exposed to excessive noise have to wear ear protectors and
the exposition time has to be limited.
The quarry must be located in a sufficient distance to any populated
area.
Separate installation areas, for example mechanical workshops etc.
from that are used by people for temporary housing and recreation
distance should be at least 10 m.
Noise and vibration associated with the use of explosives needs to be
monitored. Max 136db
Avoid any noise intensive works such as metalworking, blasting (in
quarries) etc. during night time.
Avoid transporting of material (rock, concrete, etc.) during night, if
they have to pass villages.
Use best practice to reduce the dispersion of material and vibrations
near any physical structures.
Install a monitoring system at sensitive sites and monitor and record
vibrations during blasting events.
Use state of the art techniques
Restrict access during blasting events.
EH&S Management and Monitoring of
the contractor
Traffic Management Plan
Equipment Maintenance Management
Plan
Explosives Management Plan
Health and Safety Management Plan
EH&S Management and Monitoring of
the contractor
Explosives Management Plan
Health and Safety Management Plan