Environmental Impact Calculator

Material CO2 Emissions Units Reference
Normal concrete 0.13 kg CO2/kg Scrivener 2014
Steel 2.8 kg CO2/kg Scrivener 2014
1 m3 = 1.308 yd3
1 kg = 2.2 lbs
1 metric ton = 1.1 US ton
Inputs
Volume of concrete to be replaced
Concrete density
Cement content
Weight % of reinforcing steel
Annual CO2 production per person (US)
Annual CO2 production per person (world)
Cement heat release at 100% hydration
Outputs
Concrete
Steel
Emissions
C02
Equivalent to annual CO2 emission of:
NOx (as NO2)
SO2
Waste Generation
Rubble
Cement Hydration
Waste heat from cement production
Waste heat from steel production
Energy (heat)
Equivalent to boiling
Natural Resources Required
Fine aggregate
Coarse aggregate
Cement
Steel
Water
Equivalent to daily water usage for: