Item specification and grant contribution

Updated 13 October 2023

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This publication is available at https://www.gov.uk/government/publications/slurry-infrastructure-grant-round-2-applicant-guidance/item-specification-and-grant-contribution

£31.50 per m3

Cylindrical tank constructed of lapped and bolted vitreous enamel or epoxy resin coated steel panels, or stainless-steel panels, on a concrete base. Tank to be constructed to meet:

The store must have a minimum freeboard of 300mm and be designed with a lifespan of more than 20 years.

Reference cost includes:

Where the installation is such that slurry could be released under gravity by opening a valve or sluice, the facility should be fitted with 2 valves in series not less than one metre (1m) apart and locked shut when not in use in accordance with SSAFO standards.

Reference cost does not include:

These items are listed separately.

£26.17 per m3

Cylindrical tank constructed from precast concrete panels held together by external steel hoops, integrally bolted or self-supporting on a concrete base. Tank to be constructed to meet:

The store must have a minimum freeboard of 300mm and be designed with a lifespan of more than 20 years.

Reference cost includes:

Where the installation is such that slurry could be released under gravity by opening a valve or sluice, the facility should be fitted with 2 valves in series not less than 1m apart and locked shut when not in use in accordance with SSAFO standards.

Reference cost does not include:

These items are listed separately.

£10.08 per m3

Construction of an earth bank lagoon which must comply with SSAFO 2010 and requirements for soil impermeability, including banks designed to withstand loads calculated as shown in BS 5502-50. Lagoon must have a 750mm freeboard and be designed with a lifespan of more than 20 years.

Reference cost includes:

Item can include an internal access ramp where appropriate to facilitate internal maintenance and the removal of accumulated sediment from the base, for example for stores containing higher dry-matter or sand bedded slurry.

The ramp may be:

To be eligible the facility must be enclosed in a safety fence and have tyre ladders. The safety fence is not included as part of this item but is a separate item.

The safety fence must be to Health and Safety Executive (HSE) specification in accordance with AIS9 of the type that offers no accessible hand or foothold. Fence to fully enclose store with lockable access gate to have similar features to those of the fence to deter and prevent persons from climbing over.

Reference cost does not include:

These items are listed separately.

£18.22 per m3

Construction of an earth bank synthetically lined lagoon which must comply with SSAFO 2010, including banks designed to withstand loads calculated as shown in BS 5502-50. Lagoon must have a 750mm freeboard and be designed with a lifespan of more than 20 years.

Reference cost includes:

Liner must have a life expectancy of more than 20 years and be suitable for use with acidified slurry (pH of 5.5).

To be eligible the facility must be enclosed in a safety fence and have tyre ladders. The safety fence is not included as part of this item but is a separate item.

The safety fence must be to HSE specification in accordance with AIS9 of the type that offers no accessible hand or foothold. Fence to fully enclose store with lockable access gate to have similar features to those of the fence to deter and prevent persons from climbing over.

Reference cost does not include:

These items are listed separately.

£72.74 per m3

Construction of a store using precast vertical reinforced concrete panels. It must be designed using interlocking vertical panels, either cantilever design L or T panels, or plain panels supported by appropriate foundations and tied into the floor slab to create an impermeable tank. All joints must be sealed to prevent leakage. Store to be constructed to meet SSAFO 2010 regulations and BS5502. The store must have a minimum freeboard of 300mm and be designed with a lifespan of more than 20 years.

Reference cost includes:

The store should include provision of an internal access ramp where appropriate to facilitate internal maintenance and the removal of accumulated sediment from the base, for example for stores containing higher dry-matter or sand bedded slurry. The ramp should be a minimum of 4m wide with a slope not to exceed one in 4, capable of supporting vehicles with an axle load of at least 7 tons.

Where the installation is such that slurry could be released under gravity by the opening of a valve, the facility should be fitted with 2 valves in series not less than 1m apart and locked shut when not in use in accordance with SSAFO standards.

Where the store is installed partially below ground, it should be designed: 

Reference cost does not include:

These items are listed separately.

£72.74 per m3

Construction of a store using in situ cast reinforced concrete. Store to be constructed to meet:

The store must have a minimum freeboard of 300mm and be designed with a lifespan of more than 20 years.

Reference cost includes:

Where the installation is such that slurry could be released under gravity by the opening of a valve, the facility should be fitted with two valves in series not less than 1m apart and locked shut when not in use in accordance with SSAFO 2010 regulations.

Item can include the provision of an internal access ramp where appropriate, to facilitate internal maintenance and the removal of accumulated sediment from the base. The ramp should:

Where the store is installed partially below ground, it should be designed: 

Reference cost does not include:

These items are listed separately.

£19.27 per m3

The slurry bag must be able to store more than 2,500m3. The slurry bag and earth works must meet SSAFO 2010 regulations. Facility must have a lifespan of more than 20 years and be suitable for use with slurry at a pH of 5.5.

Reference cost includes:

The bag must be fitted with:

Reference cost does not include:

These items are listed separately.

£32.17 per m2

Cover made from flexible or pliant sheet material such as reinforced polyvinyl chloride (PVC) sheeting. This specification also applies to retrofit covers.

The cover must be:

Reference cost includes:

£7.99 per m2

Flexible sheet cover to limit atmospheric emissions and to provide an impermeable barrier to prevent rainwater entering the store. This specification also applies to retrofit covers.

The cover must be:

Reference cost includes:

£25,112 each

Installation of a mechanical screw press to separate slurry. The system will comprise a screw press capable of processing a minimum of 3m3/ hr with a resulting stackable material from the separator of at least 25% dry matter according to the model’s theoretical capability.

Mobile separators are not eligible under this item.

Reference cost includes:

Concrete used for the base must be constructed to relevant sections of BS5502 -50 and SSAFO 2010 regulations.

Reference cost does not include:

These items are listed separately.

£23,996 each

Installation of a roller screen press to separate slurry. The system will comprise of a roller screen press capable of processing a minimum of 3m3/ hr with a resulting stackable material from the separator of at least 25% dry matter according to the model’s theoretical capability.

Mobile separators are not eligible under this item.

Reference cost includes:

Concrete used for the base must be constructed to relevant sections of BS5502 -50 and SSAFO 2010 regulations.

Reference cost does not include:

These items are listed separately.

£5,154 each

Galvanised steel frame gantry to mount separator and associated equipment.

Gantry must be fitted with an access ladder and access platform to allow safe inspection of the separator. The access ladder must be secured/ lockable to prevent unauthorised access. Gantry to be constructed to relevant section of BS5502.

You can only apply for a grant towards a gantry if you are applying for a separator.

£6,414 each

Construction of an impermeable concrete area to accommodate parking of a trailer to collect solid fraction directly from separator. Area must be bunded and have a drain back to reception pit. Reference cost grant contribution is based on 36m² floor area. Area must be constructed of at least 150mm concrete laid on 200mm consolidated hardcore. Concrete must be constructed to relevant sections of BS5502 -50 and SSAFO 2010 regulations.

You can only apply for a grant towards a concrete pad if you are applying for a separator.

£168.18 per m2 to a maximum grant of £16,818 (based on 100m2)

Construction of an impermeable concrete bunker to collect solid fraction directly from separator.

Floor constructed of at least 150mm concrete laid on 200mm consolidated hardcore. Enclosed on two sides and one end by 2m high 150mm thick concrete panel walls supported by RSC posts. All joints on floor and wall to be sealed to prevent seepage.

Floor to slope away from open end at a minimum fall of 1in 80 towards a drain. Drain to be connected to reception pit.

Bunker must be covered with an impermeable cover when in use.

Bunker constructed to relevant sections of BS5502 -50 and SSAFO 2010 regulations.

You can only apply for a grant towards a concrete bunker if you are applying for a separator.

£154.81 per m3

Supply and installation of a precast concrete reception pit.

Reception pit to be constructed to meet:

Reception pit must be resistant to ammonia and slurry down to a pH of 5.5.

Reference cost includes:

The reception pit must have capacity for a minimum of 2 days’ slurry production. Grant contributions will be capped at 7 days’ capacity.

Where the reception pit is installed partially below ground, it should be designed: 

£154.81 per m3

Supply and installation of a cast in-situ concrete reception pit.

Reception pit to be constructed to meet:

Reception pit must be resistant to ammonia and slurry down to a pH of 5.5.

Reference cost includes:

The reception pit must have capacity for a minimum of 2 days’ slurry production. Grant contributions will be capped at 7 days’ capacity.

Where the reception pit is installed partially below ground, it should be designed: 

£154.81 per m3

Supply and installation of a reception pit constructed of GRP.

Reception pit to be constructed to meet:

Reception pit must be resistant to ammonia and slurry at a pH of 5.5.

Reference cost includes:

The reception pit must have capacity for a minimum of 2 days’ slurry production. Grant contributions will be capped at 7 days’ capacity.

£154.81 per m3

Supply and installation of steel tank reception pit and appropriate concrete surround and fill.

Reception pit to be constructed to meet:

Tank must be resistant to ammonia and slurry at a pH of 5.5.

Reference cost includes:

The reception pit must have capacity for a minimum of 2 days’ slurry production. Grant contributions will be capped at 7 days’ capacity.

£5,708 each

Fixed electrically powered pump with a minimum transfer rate of not less than 120m3 an hour at a 12m pumping head.

Pump to be suitable for operation in environments with pH down to 5.5.

Reference cost includes:

Mobile pumps are not eligible under this item.

£2,638 each

Fixed PTO or hydraulically powered pump with a minimum transfer rate of not less than 120m3 an hour at a 12m pumping head.

Pump to be suitable for operation in environments with pH down to 5.5.

Reference cost includes supply and installation.

Mobile pumps are not eligible under this item.

£5,635 each

Fixed electrically powered centrifugal chopper pump with minimum 80mm diameter outlet. Minimum transfer rate of 100m3 an hour at a 10m pumping head.

Pump to be suitable for operation in environments with pH down to 5.5.

Reference cost includes:

Mobile pumps are not eligible under this item.

£3,695 each

Fixed centrifugal chopper pump with minimum 80mm diameter outlet. Minimum transfer rate of 100m3 an hour at a 10m pumping head.

Pump to be suitable for operation in environments with pH down to 5.5.

Reference cost includes supply and installation.

Mobile pumps are not eligible under this item.

£28.00 per m

100mm diameter galvanised steel pipe work suitable for use with liquids pH of 5.5 and rated at not less than 16 bar or pump pressure plus 30%.

Reference cost includes:

Pipework must be located in areas inaccessible to livestock or machinery or protected by burial or secured to support posts or walling in such a way as to minimise the risk of accidental damage.

£55.33 per m

150mm diameter galvanised steel pipe work suitable for use with liquids pH of 5.5 and rated at not less than 16 bar or pump pressure plus 30%.

Reference cost includes:

Pipework must be located in areas inaccessible to livestock or machinery, protected by burial or secured to support posts or walling in such a way as to minimise the risk of accidental damage.

£25.07 per m

100mm diameter high density polyethylene (HDPE), acrylonitrile butadiene styrene (ABS) or equivalent pipe work suitable for use with liquids pH of 5.5 and rated at not less than 16 bar or pump pressure plus 30%.

Reference cost includes:

Pipework must be located in areas inaccessible to livestock or machinery or protected by burial or secured to support posts or walling in such a way as to minimise the risk of accidental damage.

£33.04 per m

150mm diameter HDPE, ABS or equivalent pipe work suitable for use with liquids pH of 5.5 and rated at not less than 16 bar or pump pressure plus 30%.

Reference cost includes:

Pipework must be located in areas inaccessible to livestock or machinery or protected by burial or secured to support posts or walling in such a way as to minimise the risk of accidental damage.

£215.55 per m

Flat bottomed, V or U section pre-cast concrete slurry channel with tongue and groove or equivalent channel sealing system.

Channels must:

Reference cost includes:

£3,847 each

Tank wall mixer for either concrete or steel tanks, or in situ mounted mixer for large slurry bags. Fixed installation electric motor driven with a 600mm impeller.

Reference cost includes:

Mobile mixers are not eligible under this item.

£8,668 each

Tank wall mixer for either concrete or steel tanks, or in situ mounted mixer for large slurry bags. Fixed installation electric or PTO motor driven with twin jetters for upper and lower sediment mobilisation.

Reference cost includes:

Mobile mixers are not eligible under this item.

£1,460 each

Galvanised steel inspection platform and ladder for above ground steel and concrete tank.

Reference cost includes supply and installation.

Platform and ladder to meet BS5502 standard.

Ladder must be designed to prevent unauthorised access to platform. Platform must be located at least 1m below top of tank.

£11.04 per m

Safety fence to meet or exceed the specifications of HSE guidance AIS9 of the type that offers no accessible hand or foothold. For example, chain-link fence topped by 3 strands of barbed wire, spaced at intervals of 100mm, to give an overall height of 1.3m with posts at 2m spacing.

Fence to fully enclose store with lockable access gates, minimum 3.5m wide to an equivalent standard to those of the fence to deter and prevent unauthorised access. Fixed abstraction and agitation points should ideally be accessible from outside the fence.