Mapping environmental sensitivities to inform the the Phased...
Transcript of Mapping environmental sensitivities to inform the the Phased...
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Mapping environmental sensitivities to inform the the Phased Gas Pipeline SEA
Fahiema DanielsBiodiversity Planning Forum 2018
Cape St Francis
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Need for an SEA
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Phased Gas Pipeline network
• ALL on land
• Phases can happen in any order
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Constraints framework
Natural
Econ
Social
Composite
Protocol+ route optimisation
Regulatory
Risk
Design
Cost analysis
Route optimisation/LCP
Impact of PGP on Environment
Engineering risks/costs
Environmental constraints
Engineering constraints
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Sensitivity assessments Constraint Environmental
Very High Area is rated as being extremely sensitivity to development. As a result the area will either have very high conservation or socio-economic value
High Area is rated as being highly sensitivity to development.As a result the area will either have high conservation or socio-economic value
Medium Area is rated as being of medium sensitivity to development. As a result the area will either have medium conservation or socio-economic value
Low Ares is considered to have low levels of sensitivity in the context of gas pipeline construction and maintenance
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DRAFT Initial Corridors for PGP and EGI
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Avifauna
Protected Areas
Environmental SensitivitiesNatural
National Parks
Provincial NRs
Contract NRs
PEs
PA expansion
MCAs
Forest PAs
Special NRs
CBAs
Natural Forest
Thicket
Threatened spphabitat
Soil erodibility
Wetlands
Dams
Estuaries
Rivers
IBAs
Colonies and roosts for large birds
Bat roostsPA buffers
Threatened Ecosystems
Terrestrial Freshwater
Degradation
Eroded areas
Bat ecoregions
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Environmental SensitivitiesEconomySocial
Commercial Forestry SKA and SALT
Deep rooted agriculture
Irrigation pivots > 500m
Other agriculture fields
Industrial areasForestry expansion
Heritage Sites
Landscape integrity
Roads
Railways
Pipelines
Production Landscape
Cultural Landscape Infrastructure and Industrial
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Corridors and Enviro Sensitivities
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Pinch point analysis• VH Eng and Env Sensitivities• Identify complete or partial pinch
points• Identify possible relief and reshape
corridor
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Draft Corridors for Specialist Assessment
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Way Forward– Data from specialists to feed into updating the
wall to wall environmental sensitivity
– Reports out for public comment
– Incorporate changes from comment into specialist assessments
– Update data and do Least cost path analyses
– Final reports and analyses available early next year
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Questions?
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