The South Hook Combined Heat and Power Plant Order 2014

SCHEDULE 1 AUTHORISED DEVELOPMENT

Article 3 A nationally significant infrastructure project as defined in sections 14 and 15 of the 2008 Act comprising the following components contained in the Work Nos. identified in the works plan (part A) and the key buildings and structures as identified in the works plan (part B) and referred to in the design principles statement (and identified as such below in relation to Work No. 1A)— PERMANENT WORKS IN AREA OF PEMBROKESHIRE COAST NATIONAL PARK AUTHORITY Work No. 1A. An electricity generating station with a nominal electrical output capacity of up to 500MWe including: Gas/steam turbine generator building (building/structure 1) containing gas turbine generator set and steam turbine generator set; Administration office and control room (building/structure 2); Workshop and maintenance/warehouse building (building/structure 3); Electrical sub-station (HV switchgear indoor gas insulated building and compound) (building/structure 4) and electricity transformer; Heat recovery steam generator building (building/structure 5) containing heat recovery steam generator set; Standby direct air-cooled fin-fan coolers (building/structure 6); Raw/fire water storage tank (building/structure 7), pump house, pipework and hydrants; Demineralised water storage tank (building/structure 8), demineralised water treatment plant, and pipework; Stack (building/structure 9) for discharge of flue gas; Roof structures (building/structure 10); Fuel gas lines from (1) existing connection to the Gas National Transmission System and (2) from South Hook LNG Terminal, and gas receiving station; Electrical supply power lines; Water treatment equipment; Electrical export line to electrical sub-station; Pumps; Hot and return water lines, and support structure (where lines not buried); Security fencing, gates and kiosk(s); Ground grading, levelling and landscaping works; Process waste water treatment plant and pipes to process waste water discharge point. Work No. 3A. Land reserved for future carbon capture/infrastructure and secure access corridor including: Ground grading and levelling. Work No. 4. Infrastructure and secure access corridor including: Gas supply line (including gas pressure reduction) to gas turbine generator set; Utilities (water, electrical power, etc.); Security fencing, gates and kiosk(s); Planting of hedgerows or the provision of other landscape features approved pursuant to requirement 6 (provision, implementation and maintenance of landscaping). Work No. 5. Integration of hot water circulating system into the existing South Hook LNG Terminal submerged combustion vaporisers (SCVs) including— Modifications to existing SCVs; Hot water feed line from steam turbine generator set to the SCV manifold, and support structure (where line not buried); SCV water feed lines to each modified SCV, and support structure (where lines not buried); Cold water return line from SCVs to recirculation sump, and support structure (where line not buried); Gas supply line (including gas pressure reduction) to gas turbine generator set, power supply lines, and utilities; Control and measurement systems. Work No. 6. Return water infrastructure/process waste water tie-in point including: Covered cold water recirculation sump for retention of water return from SCVs; Pumps and pump header system; Cold water return line from recirculation sump to steam turbine generator set, and support structure (where line not buried); Tie-in to existing South Hook LNG Terminal process waste water discharge line; Monitoring equipment relating to process waste water. Work No. 7A. Provision of landscaping mitigation including: Planting of hedgerows or the provision of other landscape features approved pursuant to requirement 6 (provision, implementation and maintenance of landscaping). PERMANENT WORKS IN AREA OF PEMBROKESHIRE COAST NATIONAL PARK AUTHORITY AND PEMBROKESHIRE COUNTY COUNCIL Work No. 2. Surface water attenuation basin and drainage tie-in point including— Ground grading and levelling; Partitioned attenuation basin for surface water; Tie-in to existing South Hook LNG Terminal surface water drainage discharge line; Monitoring equipment relating to surface water. Work No. 10A. Open storage of excavated materials. TEMPORARY WORKS IN AREA OF PEMBROKESHIRE COAST NATIONAL PARK AUTHORITY Work No. 1B. Demolition and preparatory works including— Demolition of existing buildings and structures; Isolation of abandoned utilities; Security fencing, gates and kiosk(s); Temporary welfare facilities and foul drainage storage tank. Work No. 3B. Area of land reserved for future carbon capture including— Temporary construction storage; Temporary rainwater attenuation basin. Work No. 7B. Temporary contractors’ car park and temporary project office area including— Construction of temporary car park; Temporary offices, canteen, welfare, and related support facilities; Repair and/or replacement of fencing and gates. Work No. 8. Open and covered storage, construction warehouse, workshops and stores including— Open storage of construction materials and equipment; Warehouses for storage of construction materials and equipment; Workshops for repair, maintenance, assembly and testing of equipment. TEMPORARY WORKS IN AREA OF PEMBROKESHIRE COAST NATIONAL PARK AUTHORITY AND PEMBROKESHIRE COUNTY COUNCIL Work No. 9. Temporary construction offices including— Temporary offices, canteen, welfare, and related support facilities; Temporary foul drainage storage tank. Work No. 10B. Open storage of excavated materials including— Storage of excavated materials during construction. TEMPORARY WORKS IN AREA OF PEMBROKESHIRE COUNTY COUNCIL Work No. 11. Open storage of excavated materials including— Storage of excavated materials during construction. In connection with all such works and as part of the authorised development and to the extent that they do not otherwise form part of any such work, further development whether or not shown on the plans referred to in this Order including: habitat creation; water supply works, foul drainage provision, process waste water management systems, surface water management systems, and culverting; internal site roads and vehicle parking facilities; bunds, liners, embankments, swales, landscaping and boundary treatments and fencing; the demolition of buildings and structures within the Order limits; the provision of footpaths; and lighting columns and lighting.