3: The ESMMP for the Proposed Rehabilitation of roads within Limuru CBD-Old Nakuru Road-2.4Km in Kiambu County in the Nairobi Metropolitan Region Objective/Plan Recommended Mitigation Measures Responsible Party Monitoring Mechanism Approximate Cost (Kshs) Increased exploitation of raw materials Maximize sourcing of construction materials – sand and aggregates from registered quarry and sand mining firms whose activities are approved by NEMA and have acceptable environmental and social performance standards. Contractor Throughout construction period - Ensure accurate budgeting and estimation of actual construction material requirements to ensure that the least amount of material necessary is ordered Contractor Throughout construction period -
Ensure that damage or loss of materials at the construction site are kept minimal through proper storage Contractor Throughout construction period - Run off and soil erosion Apply soil erosion control measures such as leveling of the project site to reduce run-off velocity and increase infiltration of storm water into the soil, e.g. silt traps and other barriers. Contractor Throughout construction period 15,000
Purchase of perishable construction materials such as paints should be done incrementally to ensure reduced spoilage of unused materials Contractor Throughout construction period - Use construction materials that have minimal or no packaging to avoid the generation of excessive packaging waste Contractor Throughout construction period - packaging materials such as cartons, cement bags, empty metal and plastic containers to reduce waste at the site Contractor Throughout construction period -
Ensure that all generators and heavy duty equipment are insulated or placed in enclosures to minimize ambient noise levels and maintained in accordance with manufacturers’ requirements. Contractor Throughout construction period - Depletion of energy resources Ensure planning of transportation of materials to ensure that fossil fuels (diesel, petrol) are not consumed in excessive amounts Contractor Throughout construction period - Monitor energy use during construction and set targets for reduction of energy use. Contractor Throughout construction period -
Hygiene Suitable, efficient, well-lit and adequate gender specific sanitary conveniences should be provided for construction workers Contractor One-off - Medical Examinations Arrangements must be in place for the medical examination of all construction employees before, during and after termination of employment. Contractor Continuous -
Conduct sensitization campaign for the public on risks related to construction sites. A safe system will be established encompassing use of warning signs, barricading the working areas and sensitizing the workers on occupational health and safety. Contractor Twice (before construction begins) and a repeated after 1 month. - Poor storage of materials Ensure that items are not stored/stacked against weak walls and partitions Contractor Continuous _
Provide and maintain adequate and suitable accommodation for clothing not worn during working hours for construction employees Contractor One-off - Provide and maintain, for the use of all workers whose work is done standing, suitable facilities for sitting sufficient to enable them to take advantage of any opportunities for resting which may occur in the course of their employment Contractor One-off -
Ensure that conveniently accessible, clean, orderly, adequate and suitable washing facilities are provided and maintained in within the site Contractor One-off - Sanitary All work places must be kept in a state, and free from effluvia arising from any drain, sanitary convenience or nuisance Contractor Continuous - Accumulations of dirt and refuse should be cleaned daily from the floors, benches, staircases and passages Contractor Daily -
19) Insecurity Ensure the general safety and security at all by providing day and night security guards and adequate lighting within and around the Construction site. Contractor Continuous - Conduct sensitization campaign for the public on related to construction sites. Contractor Twice (before construction begins) and a repeated after 1 month. -
Donate reusable demolition waste to charitable organizations, individuals and institutions Contractor One-off - Degeneration of vegetation at the construction site Implement an appropriate program to restore the site to better status Contractor One-off - Consider use of indigenous species in re-vegetation Contractor One-off - Trees should be planted at suitable locations so as to interrupt slight lines (screen planting), between the adjacent residential area and the development. Contractor Once-off -