Site planning risk brief

The development will consist of the following: Building 1: Retention permission for a 1m wide external corridor to rear elevation, 4no. Exit doors and a 2.4sqm porch to the front of building together with permission for minor alterations to rear elevation. Building 2; Retention permission for extension of motor factors building including for tyre store and fitting area. Total floor area to be retained = 399sqm. Together with permission for alterations to front elevation, consisting of the provision of a new exit door. Building 3; Retention of new storage & workshop building. Total area to be retained 315sqm. Retention permission is also being sought for an extension to the existing car parking area together with permission for alterations to the internal site traffic management arrangemenmts as well as the traffic management arrangements to the R152 boundary

A 208MW (electrical output) Open Cycle Gas Turbine (OCGT) Power Plant & comprises the following elements: a) 4 No containerised Peaker Plant units (each 248m2 and c. 8m wide x 31m long x 3.5m high), each housing a fully enclosed & roofed turbo generator comprising of 2No. turbines with a common generator, all on a concrete plinth of 615m2; b) Each unit has two exhaust stacks (15m in height) one for each turbine; c) Water treatment plant comprising: 275m2 Water Treatment (Demineralisation) Building (6m high x 11m wide x 25m long); a 120m2 raw water treatment tank of 1000m3 (c. 10m high); a 315m2 deionized (treated water) water storage tank (max. volume of 4900m3) c. 16m high; hydrochloric acid tank (5m3) c. 3m high; sodium hydroxide tank (2.5m3) c.2m high; waste water storage tank (40m3) (c.2.5m high); 25m2 Firewater Module measuring 5m wide x 5m length x 5m high; Foul water pump station (slab area of 121m2) d) 2 No Fuel storage tanks to each hold a maximum volume of 4,900m3 per tank (each c. 16m high), & associated fuel pumping & filtering equipment & pipework, all within a 2350m2 concrete bund e) 3 No. Waste Storage Containers, each 80m2 (c. 3m wide x 26m length x 4m high) f) Diesel Generator with floor area of 32m2 (c. 4m wide x 8m length x 4m high) g) 2 No transformers each 160m2, & each measuring c. 8m wide x 10m length x 9m high h) a 830m2 Office & ancillary services building (c. 20 wide x 47 length x 6m high) i) a 570m2 Switchgear (MV) building (c. 13 wide x 54 length x 5m high) j) all other miscellaneous & ancillary site works, including:12 No. Car parking spaces & 3No unloading bays, widened & upgraded entrance from the R152, two lowered site platform areas & internal circulation road & hard & soft landscaping, a temporary construction compound, & palisade fencing. k) New road markings, including deceleration lane approaching the site, on the R152. The proposed development will include connection to public water & wastewater provision, supplied by Irish Water. The application relates to a development which comprises or is for the purposes of an activity requiring an Industrial Emissions Directive (IED) licence & full details of the proposed development & its anticipated environmental impacts will be notified to the Environmental Protection Agency.The proposed development is planned to connect to a new 110kV substation to be located adjacent and to the south-west of the proposed OCGT Power Plant. A NIS accompanies the application. Significant

The construction of a Medium Voltage (MV) substation building and associated underground cabling at Carranstown and Caulstown, Platin, Duleek, Co. Meath, to serve the OCGT development approved under Meath County Council Planning Reg. Ref. 23/60212 (ABP Ref. PL17.319278) [The approved OCGT development is a development that comprises or is for an activity requiring an Industrial Emissions Directive license and is also an establishment to which the Chemicals Act (Control of Major Accident Hazards Involving Dangerous Substances) Regulations 2015 (S.I. 209 of 1025) apply]. The proposed development will include (i) a Medium Voltage (MV) substation building (24 sq. m.) within the site of the approved OCGT development; (ii) a 20kV underground cable connecting the MV substation building to the existing 20kV line which runs alongside the R152 road to the north and also to the consented 110kV substation to the south (ABP Ref. VA17.303678); and (iii) a low voltage underground cable connecting the MV substation building to the onsite offices approved under Planning Reg Ref. 23/60212 (ABP Ref. PL17.319278)

The proposed amendments include: 1) Removal of the gas turbine buildings housing the approved OCGT units (Turbines, generators and auxiliary equipment). The OCGT units will remain in place; 2) Addition of FinFan cooler unit and associated plant; 3) Revised Water Treatment Plant (‘WTP’) design and layout, incorporating: Replacement of de-ionising building with modular demineralised water plant; Addition of air compressor container, waste water and oily water collection sumps, and chemical dosing skid; Revised position for chemical storage area and bund; Replacement of firefighting water tank with firefighting foam tank. 4) Addition of raw water and demineralised water pumps within water storage area; 5) Reduction in height and area of Service Building, from 6m high to 3m high and from 520 sq. m. to 256 sq. m.; 6) Revised positioning of Hydrotreated Vegetable Oil (‘HVO’) storage tanks within approved fuel storage area; 7) Addition of gas Above Ground Installation (‘AGI’) and connection to gas main running to the north of the site to facilitate the use of gas as a fuel option for the approved OCGT units. Electrical output will increase from 170MW to 190MW when fuelled on gas; 8) Addition of gas filtration, heating and pressure reduction skids; 9) Change in height of 110kV transformers, from 5m to 6.8m; 10) Addition of 4 no. auxiliary transformers; 11) Modularisation of switchgear building, resulting in revised area (Increase from 160.43 sq. m. to 225.20 sq. m.); 12) Addition of emergency generator; 13) All associated ancillary development, site works and services. The application relates to a development which comprises or is for the purposes of an activity requiring an Industrial Emissions Directive (IED) licence. The application relates to the provision of an establishment to which the Chemicals Act (Control of Major Accident Hazards Involving Dangerous Substances) Regulations 2015 (S.I. 209 of 2015) apply. A Natura Impact Statement accompanies the application, which takes account of the proposed amendments and also additional minor development on the site (MV substation building and associated underground cabling) that has been applied for under a separate application

The proposed development will comprise a 170MW (electrical output) Open Cycle Gas Turbine (OCGT) Power Plant. The proposed development will comprise an electricity generating plant which will use Hydrotreated Vegetable Oil (HVO) as fuel and will be connected to a previously consented 110kV substation (ABP-303678-19) and associated site works and improved access from the R152. The development comprises the following elements: a) Three gas turbine buildings (each 990m2) each housing 1 no. turbine, 1 no. generator and auxiliary equipment with a total of 269 MWth (thermal output) generating capacity all on concrete plinths. b) The power plant will have three exhaust stacks (25m in height), one exhaust stack per OCGT. Therefore, each OCGT will comprise a standalone Large Combustion Plant. The power plant may need to utilise, selective catalytic reduction (SCR) (18m high, 4.5 width, 14m length) for nitrogen oxides abatement. c) Water treatment plant comprising: • a 275m2 Deionising Building (6m high x 11m wide x 25m long) • a raw water treatment tank of 2,262m3 ( 12.8m high) • a deionised water tank (max. volume of 3,925m3). 15.4m high • a processed water tank of 450m3 (9m high) • 1 no. 20m2 firefighting water tank of 45m3 (2m high) • 1 no. 25m2 firewater module (4m high x 5m wide x 5m long) • 1 no. 41m2 sanitary foul water cesspool tank of 79m3 located underground (1.98m high x 2.5m wide x 16m long) • a bulk chemical storage area (4.75m wide x 7.75m long) d) 2 no. HVO tank (max. storage of 2300 m3 of HVO per tank), 13m high with a diameter of 15m and associated fuel pumping and filtering equipment and pipework, within a 43.5m L x 45.5m W x 1.5m Bund capacity is 2970m3. e) 1 ammonia tank –1.8m high x 3.5m length with bund 2.5 m x 5 m with a height of 1.5 m. f) 1 no. fuel polishing system (3m high x 6m wide x 24m long). g) 2 no. 110 kV transformers each 160m2, and each measuring (5m high x 10m wide x 15m long). 3 no. Lightning Masts (18m in height) and kiosks,cable gantry connection to the adjoining consented 110 kV Substation. h) A 520m2 services building (6m high x 13m wide x 40m long). i) A 160m2 Switchgear (MV) building (5m high x 6.1m wide x 26.3m long). j) All other miscellaneous and ancillary site works, including: 12 no. Car parking spaces and 1 No. fuel unloading bay, one lowered site platform area, new internal roads and hard and soft landscaping including material berms (1.2m to 2m high), a temporary construction compound, temporary

The development consists of retention permission for the revised location of the as constructed site entrance and access road from approved planning applications 22/1081 & 24/60126