CARBON CALCULATOR

So what are the carbon & whole life cost benefits of Spray Injection Patching?

Roadmaster Carbon & Whole Life Cost Calculator

Costs

Are you eligible to claim grant funding from the Irish Department of Transport?

Yes No

Purchase price ex. VAT (€)

€

Expected lifespan (years)

5 10 15 20

Average cost of consumables (€/m³)

0 5 10

Cost of patcher equipment annual maintenance (€)

2,000 4,000 6,000 8,000 10,000

Chassis cab annual maintenance costs (€)

2,000 4,000 6,000 8,000 10,000

Tyres (€)

500 1,000 1,500 2,000 2,500 3,000

Average distance to site one-way (km)

0 50 100 150 200

Fuel

Fuel cost per litre (€)

1 1.5 2 2.5

Fuel type

Petrol Diesel HVO Compressed Natural Gas (CNG) Liquid petroleum gas (LPG)

Machine powered by

Auxiliary engine Live Drive (PLC type machine)

Is diesel used to flush binder system?

Yes No

Operating labour

Working hours per day

4 6 8 10

Actual days worked per annum

0 100 200 300 365

Cost of labour per hour (€)

0 10 20 30 40 50 60

No. of operators

1 2 3

Materials

Aggregate cost (€/tonne)

0 20 40 60 80

Binder cost(€/l)

0 0.25 0.5 0.75 1 1.25 1.5

Aggregate laid per day (tonne)

0 2 4 6 8 10

Aggregate bulk density

1 1.25 1.5 1.75

Aggregate transportation distance (km)

0 50 100 150 200 250 300

Binder transportation distance (km)

0 50 100 150 200 250 300

Percentage of bitumen in emulsion

60% 65% 70% 75%

Binder application rate (%)

4 6 8 10 12

Monetary cost

Cost per m²

€ 5.13

Cost per m³ laid

€ 256.03

Total cost per day

€ 1,207.02

Cost per working year

€ 241,404

Total machine life cost

€ 3,621,056

Carbon Footprint - Cradle to Practical Completion

Carbon per m²

1.68 kgCO₂e

Carbon per m³

83.94 kgCO₂e

Carbon per day

396 kgCO₂e

Carbon per year

79,145 kgCO₂e

Total machine life carbon

1,187,173 kgCO₂e

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