Padma Multipurpose Bridge Project

Annex 4-2: Impact Assessment Matrix21 Navigation22 Health, Safety and Hygiene 23 Employment & Poverty Reduction 24. Gender25. Transport/Road AccidentsEnvironmental ComponentsProject Activities in Different PhasesPre-constructionLand acquisitionResettlement site developmentMobilization of equipments, constructionmaterials/ vehiclesClearing of sitesRemoving of top soilsEarth filling and compactionConstruction of civil amenities and developmentInteractionWeightageDegree of ImpactShort TermLong TermPartly MitigableFully MitigableComposite Rating ValeImpact ValueInteractionWeightageDegree of ImpactShort TermLong TermPartly MitigableFully MitigableComposite Rating ValeImpact ValueInteractionWeightageDegree of ImpactShort TermLong TermPartly MitigableFully MitigableComposite Rating ValeImpact ValueInteractionWeightageDegree of ImpactShort TermLong TermPartly MitigableFully MitigableComposite Rating ValeImpact ValueInteractionWeightageDegree of ImpactShort TermLong TermPartly MitigableFully MitigableComposite Rating ValeImpact Value√ 4 -2 √ √ -2 -8 √ 3 -2 √ √ -1 -3√ 5 -1 √ √ -1 -5 √ 4 2 √ 1 4 √ 3 2 √ 1 3√ 5 -1 √ √ -1 -5 √ 4 2 √ 1 4 √ 3 2 √ 1 3√ 5 -2 √ √ -1 -5 √ 4 3 √ 2 8 √ 3 3 √ 2 6√ 4 -2 √ √ -1 -4PlantationEnvironmental SanitationConstructionMain BridgeMobilization of equipments, constructionmaterials/ vehiclesDredging of channels to bring bargesMovement of barges on the river andassociated dredgingConstruction o of sub-structure st uctu (pile driving, spoildisposal)Erection and CastingConstruction of superstructureDisposal of wastesRiver Training WorksMobilization of equipments, constructionmaterials/ vehiclesMovement of dredgesDredging for slope preparationPlacing geo-textile & rocks on the slopeConstruction of revetment/embankmentDisposal of dredge materials√ 5 3 √ 3 15√ 4 -1 √ √ -1 -4 √ 4 -3 √ √ -3 -12√ 4 -1 √ √ -1 -4 √ 5 -1 √ √ -1 -5√ 4 -3 √ √ -2 -8 √ 5 -1 √ √ -1 -5√ 4 -3 √ √ -2 -8 √ 5 -2 √ √ -1 -5 √ 4 3 √ 2 8√ 4 -3 √ √ -2 -8 √ 4 2 √ 1 4√ 4 -3 √ √ -2 -8 √ 5 -2 √ √ -1 -5 √ 4 3 √ 2 8√ 4 -2 √ √ -1 -4 √ 4 -3 √ √ -3 -12√ 4 -3 √ √ -2 -8 √ 5 -1 √ √ -1 -5√ 4 -3 √ √ -2 -8 √ 5 -2 √ √ -1 -5 √ 4 1 √ 1 4√ 5 -2 √ √ -1 -5 √ 4 1 √ 1 4√ 4 -3 √ √ -2 -8 √ 4 1 √ 1 4√ 4 1 √ 1 4 √ 3 1 √ 1 3Padma Multipurpose Bridge Design ProjectFinal Report (Environmental Action Plan)Environmental Impact Assessment ReportApril 30, 2010A4.2-13