Cost Models | 21 | Spon's External Works and Landscape Price Book 2017

ABSTRACT

Cost Models for areas as described below. These models below exclude items such as demolitions, bulk groundworks, drainage unless speciﬁcally mentioned as included; Site or project preliminaries of 7.5%–12% may also be added to the rates; These items below are based on areas of 1000m2 ; Users should add O & P to the rates below; We advise 15% for illustration purposes

Housing cost models meeting minimum planning requirements or to maximize sales potential at economic cost Soft landscaped space only space; planting:turf ratios as shown; planting sizes and densities as indicated; 1 tree of 18-20 cm girth at 1 tree per 100m2 overall external area; Mulch and watering after planting

Landscaped area; Turf and trees only; imported topsoil to turf areas at 50 thick 100m2 1075.00 Landscaped area 70:30 turf to planted area with imported topsoil to turf areas at 50 thick 100m2 2000.00 Landscaped area 50:50 turf to planted area; imported topsoil to turf areas at 50 thick 100m2 2325.00 Landscaped area; Planting and trees only; Planting of shrubs 100% at 400mm centres 100m2 3200.00 Landscaped area; Planting and trees only; Planting of shrubs and groundcovers 100% Shrubs: Groundcovers 70:30 at 400:250mm centres 100m2 3650.00 Landscaped area; Planting and trees only; Planting of shrubs and groundcovers 100% Shrubs: Groundcovers 30:70 at 400:250mm centres 100m2 4150.00

Mixed Hard and Soft landscaped Space with parking; with 1 tree of 18-20 cm every 100m2; imported topsoil to turf areas at 50 thick

Landscaped area where 50% of the external area is hard surface of macadam parking area; with surround of PC kerbs and 50% soft landscape of 70% turf and 30% planted area at 50 thick 100m2 4400.00 Landscaped area where 50% of the external area is hard surface of block paved parking area; surround of PC kerbs 50% soft landscape of 70% turf and 30% planted area 100m2 5200.00

External area where the area is 50% parking and 50% soft landscape. The soft landscape is 50% turf and 50% planting; planting at 400mm ccs – 2-3 litre plants per m2; Trees at 1 nr 16-18 cm girth per 100m2 throughout the parking and landscape area

macadam parking area 100m2 4700.00 concrete block paved parking area 100m2 5800.00

macadam parking area 100m2 3150.00 concrete block paved parking area 100m2 4100.00

External area where the area is 50% parking and 50% soft landscape. The soft landscape comprises 100% planting; planting at 400mm ccs – 2-3 litre plants per m2; Trees at 1 nr 16-18 cm girth per 100m2 throughout the parking and landscape area; imported topsoil to planting areas 400mm thick inclusive of removal of existing material and disposal offsite

macadam parking area 100m2 5000.00 concrete block paved parking area 100m2 6000.00

£ Excluding site overheads and proﬁt

HOUSING AND HOUSE BUILDER – cont

Green infrastructure to new housing development; Comprising public greenspace with footpaths, play and amenity areas, mitigation of new internal spine roads; Landscaping to individual properties not included; Prices shown relate to the total site area Rural locations or not in major metropolitan areas; average property size 350m2; Landscape impact to suit development for ﬁrst time buyers; amenity areas catering for families with young children

Rural location with 100 properties; public space, green buffers and green mitigation comprises 25% of the total area; Total site area 58000m2; amenity space buffers and accesses 23000m2; Green infrastructure space – 14600m2; 800m2 of fenced equipped play area 100m2 335.00 Economic housing – ﬁrst time buyers; amenity catering for young children; Total site area 13500m2; public space and accesses; 5100m2 ; Green space including footways – 4500m2; fenced and gated green area with benches and litterbins with LEAP compliant play equipment 100m2 500.00 Economic housing – ﬁrst time buyers; amenity catering for young children; Total site area 13500m2; public space and accesses; 5100m2 ; Green space including footways – 4500m2; fenced and gated green area with benches and litterbins with no play equipment but fenced, seeded play area 100m2 380.00

Green infrastructure and access; fenced isolated site of 25000m2; comprising 35 properties; prices shown include for creation of roadways 5.5m wide with 500mm roadway buildup inclusive of kerbs and soft verge one side; Allowance for development is 16250m2; Roadways 2300m2; footways 2m wide 415m (430m2); All costs to sales related development areas excluded; services excluded No allowance for community shared space; Seeded footway 2.00m wide one side only; Trees 14-16 at 1 tree per 15 lm

greenﬁeld site 1000m2 10000.00 brownﬁeld site 1000m2 11000.00

Public open space internally comprising 5% of the site; with graded and levelled bow fenced and gated play area for informal ball games; grass cutting for 3 years at 22 times per year

greenﬁeld site 1000m2 12000.00 brownﬁeld site 1000m2 13000.00

SCIENCE AND OFFICE PARKS

Business or Science park models. Users should add O & P to the rates below; We advise 15% for illustration purposes Generally areas of more dense landscape incorporating relaxation areas and larger planting schemes; planting is generally more mature at implementation with larger trees; Planting schemes often incorporate larger swathes of groundcovers to give graded views over landscaped areas; planting density and sizes are generally of higher standard than housing

£ Excluding site overheads and proﬁt

Soft landscaped space only space; planting:turf ratios as shown; planting sizes and densities as indicated; 1 tree of 25-30 cm girth at 1 tree per 100m2 overall external area; Mulch and watering after planting

Landscaped area; Turf and trees only; imported topsoil to turf areas at 50 thick 100m2 1275.00 Landscaped area 70:30 turf to planted area with imported topsoil to turf areas at 50 thick 100m2 2225.00 Landscaped area 50:50 turf to planted area; imported topsoil to turf areas at 50 thick 100m2 2500.00 Landscaped area; Planting and trees only; Planting of shrubs 100% at 400mm centres 100m2 3450.00 Landscaped area; Planting and trees only; Planting of shrubs and groundcovers 100% Shrubs: Groundcovers 70:30 at 400:250mm centres 100m2 3900.00 Landscaped area; Planting and trees only; Planting of shrubs and groundcovers 100% Shrubs: Groundcovers 30:70 at 400:250mm centres 100m2 4400.00

Mixed hard and soft landscaped space with parking; 15% of the external space are pathways or building surrounds paved with good quality textured concrete pavings. The remaining area of 85% of the external area is divided into 50:50 Soft landscape: Parking; 1 tree 25-30cm per 100m2 of external area; Parking area treated as described External area where 50% of the remaining external area is parking area; with surround of PC kerbs and 50% soft landscape of 70% turf and 30% planted area; imported topsoil to turf areas at 50 thick

macadam parking area 100m2 6400.00 concrete block paved parking area 100m2 7100.00

The soft landscape is 50% turf and 50% planting; planting at 400mm ccs – 2-3 litre plants per m2;

macadam parking area 100m2 6700.00 concrete block paved parking area 100m2 7600.00

The soft landscape comprises 100% planting; planting at 400mm ccs – 2-3 litre plants per m2;

macadam parking area 100m2 6400.00 concrete block paved parking area 100m2 7300.00

External area where the area is 50% parking and 50% soft landscape. The soft landscape comprises 100% planting; planting at 400mm ccs – 2-3 litre plants per m2; imported topsoil to planting areas 400mm thick inclusive of removal of existing material and disposal offsite

macadam parking area 100m2 7800.00 concrete block paved parking area 100m2 8700.00

CIVIC ENVIRONMENTS AND STREETSCAPE

Civic and Public areas in the current climate encompass higher quality surfaces for public access. Planting is generally larger. There is a need for furniture and lighting; Users should add O & P to the rates below; We advise 15% for illustration purposes

£ Excluding site overheads and proﬁt

CIVIC ENVIRONMENTS AND STREETSCAPE – cont

Civic town centre area of paved open space; model area 500m2

General open area; one 30-35 cm tree with root cell planting system every 400m2; Metal tree grid; One bench per 200m2 and one bin per 500m2; Granite kerb surround

Concrete slab paved PC £28.30/m2 100m2 9400.00 Granite paved 100m2 16000.00 Granite paved with stepped terraces. 3 steps of 10m long each in an area of 500m2 100m2 19000.00 Diamond sawn Yorkstone paved 100m2 19000.00 Granite paved with stepped terraces. 3 steps of 10m long each in an area of 500m2 100m2 22000.00

General open area; one 30-35 cm tree with root cell planting system every 200m2; Metal tree grid; One bench per 200m2 and one bin per 500m2; Granite kerb surround

Granite paved 100m2 17000.00 Granite paved with stepped terraces. 3 steps of 10m long each in an area of 500m2 100m2 20000.00 Diamond sawn Yorkstone paved 100m2 20000.00 Granite paved with stepped terraces. 3 steps of 10m long each in an area of 500m2 100m2 23000.00

Hard landscaped civic streetscape space of 1000m2 plan area with paved amenity areas comprising kerb surrounded paved area with street furniture. Raised beds ﬁlled with planting; trees of 30-35 cm at 100m2 centres Raised seating walls surrounding planted area with bollard lights at 100m2

centres; planting of low box hedges and shrubs comprising 10% of the total area Reconstituted stone slab paved 100m2 15500.00 Granite paved 100m2 21000.00 Yorkstone paved 100m2 24000.00

Sunken area with long bullnosed steps with bollard and in-ground lighting; Planting area comprising 15% of the available area with box hedging and annual bedding plants and associated maintenance for 1 year

Reconstituted stone slab paved 100m2 22000.00 Granite paved 100m2 27000.00 Yorkstone paved 100m2 28000.00

Hard landscaped civic streetscape space of 1000m2 plan area with paved amenity areas comprising kerb surrounded paved area with street furniture. Raised water feature of 25m2; lighting bollards; Trees of 30-35cm at 10m centres to the perimeter Sunken area with long bullnosed steps with bollard lighting; Planting area comprising 15% of the available area with box hedging and annual bedding plants and associated maintenance for 1 year.