Official Journal of the Japan Wood Research Society
Table 3 Inventory data of 1.00 m3 structural lumber production (gate-to-gate)
From: Environmental impacts of structural lumber production in Japan
Type | Item | Amount of activity | Unit | |
|---|---|---|---|---|
Massa | Economicb | |||
Material | Roundwood, Japanese cedar | 5.62E−01 | 8.99E−01 | m3 |
Roundwood, Japanese cypress | 6.25E−01 | 9.48E−01 | m3 | |
Energy | Diesel oil | 4.25E+01 | 6.57E+01 | MJ-HHVc |
Electricity | 5.53E+01 | 8.62E+01 | kWh | |
Kerosine | 6.93E−03 | 1.19E−02 | MJ-HHV | |
Heavy oil A | 5.54E+01 | 5.54E+01 | MJ-HHV | |
Construction wood waste | 4.17E+01 | 4.17E+01 | MJ-LHV | |
Water | Industrial water | 2.22E−01 | 2.22E−01 | m3 |
Domestic water | 2.79E−01 | 2.79E−01 | m3 | |
Energy | Construction wood waste | 4.17E+01 | 4.17E+01 | MJ-LHVd |
Auxiliary materials | Lubricating oil | 6.52E−02 | 1.02E−01 | L |
Hydrazine hydrates | 3.18E−02 | 3.18E−02 | kg | |
Saw, cutter, etc | 1.90E−02 | 3.16E−02 | kg | |
Package | Polypropylene | 3.10E−02 | 3.10E−02 | kg |
Polyethylene, high density | 9.26E−02 | 9.26E−02 | kg | |
Corrugated board | 1.38E−03 | 1.38E−03 | kg | |
Service | Waste treatment, combustion residue | 1.00E−01 | 1.00E−01 | kg |
Waste treatment, wood residue | 2.00E−02 | 2.00E−02 | kg | |
Transportation of roundwood | Truck, 20 t, load factor 100% | 9.45E+01 | 1.37E+02 | tkm |
Truck, 15 t, load factor 100% | 2.21E+01 | 3.91E + 01 | tkm | |
Truck, 10 t, load factor 100% | 7.94E+00 | 1.34E+01 | tkm | |
Truck, 10 t, load factor 75% | 1.98E−03 | 7.04E−03 | tkm | |
Truck, 4 t, load factor 100% | 9.23E−01 | 1.72E+00 | tkm | |
Diesel oil | 1.75E+00 | 3.75E+00 | MJ | |
Transportation of auxiliary materials | Truck, 4 t, average load factor | 4.93E−02 | 4.93E−02 | tkm |
Transportation of waste | Truck, 10 t, load factor 100% | 1.38E−02 | 1.38E−02 | tkm |
Truck, 10 t, average load factor | 3.47E−03 | 3.47E−03 | tkm | |
Truck, 4 t, load factor 100% | 9.40E−03 | 9.40E−03 | tkm | |
Truck, 4 t, load factor 50% | 2.86E−03 | 2.86E−03 | tkm | |
Truck, 4 t, average load factor | 9.42E−03 | 9.42E−03 | tkm | |
Truck, 2 t, load factor 100% | 1.03E−02 | 1.03E−02 | tkm | |
Truck, 2 t, load factor 50% | 3.33E−05 | 3.33E−05 | tkm | |