The alternative construction scenarios
| Construction task | Alternative scenario | Remarks |
|---|---|---|
| PC components installation | Up to 80 workers | |
| CS rebar processing | Up to 40 workers | |
| PC wall transportation | 8∼12 trucks | 30 t, 12.3 m × 2.5 m, 37 litre diesel/100 km, transport Time ∼ Uniform(100–120) min |
| PC beam transportation | 1∼2 trucks | 30 t, 12.3 m × 2.5 m, 37 litre diesel/100 km, Time ∼ Uniform(100–120) min |
| PC slab transportation | 3∼5 trucks | 30 t, 12.3 m × 2.5 m, 37 litre diesel/100 km, Time ∼ Uniform(100–120) min |
| CS concrete pouring | Concrete pump (HBT6006A-5) | 75 kW, 70 m3/h |
| 1–3 pumps | ||
| Concrete pump (HBT8016C-5) | 132 kW, 85 m3/h | |
| 1∼3 pumps | ||
| Concrete pump (HBT6013C-5) | 90 kW, 65 m3/h | |
| 1∼3 pumps | ||
| CS rebar transportation | 3∼5 Construction lifts (SC200/200) | 66 kW, 2 × 2 t |
| PC components hoisting | 1 crane (XGT8039-25) | Hoist time (min) |
| PC = Uniform(20.3, 21.8) | ||
| CS = Uniform(5.8, 8.5) hoist motors power(kW): | ||
| PC = 58.1, CS = 37.6 | ||
| 2 cranes (XCP330HG7525-16) | Hoist time (min) | |
| PC = Uniform(20.2, 22.3) | ||
| CS = Uniform(5.7, 9.1) hoist motors power (kW): | ||
| PC = 49.8, CS = 32.2 | ||
| 2 cranes (STT293) | Hoist time (min) | |
| PC = Uniform(20.3, 22.3) | ||
| CS = Uniform(5.8, 9) hoist motors power (kW): | ||
| PC = 55.6, CS = 36.0 | ||
| 1 crane (XGT500A8040-25) | Hoist time (min): PC = Uniform(19.3, 21.4) | |
| CS = Uniform(5.3, 8) hoist motors power (kW): | ||
| PC = 74.7, CS = 48.4 | ||
| PC component supply chain mode | Just-in-time (JIT) | Supply chain without on-site storage |
| transportation-storage-hoisting | Store one floor of PC component on-site | |
| Total possible scenarios | 20,736,000 | |
| Construction task | Alternative scenario | Remarks |
|---|---|---|
| PC components installation | Up to 80 workers | |
| CS rebar processing | Up to 40 workers | |
| PC wall transportation | 8∼12 trucks | 30 |
| PC beam transportation | 1∼2 trucks | 30 |
| PC slab transportation | 3∼5 trucks | 30 |
| CS concrete pouring | Concrete pump (HBT6006A-5) | 75 kW, 70 m3/h |
| 1–3 pumps | ||
| Concrete pump (HBT8016C-5) | 132 kW, 85 m3/h | |
| 1∼3 pumps | ||
| Concrete pump (HBT6013C-5) | 90 kW, 65 m3/h | |
| 1∼3 pumps | ||
| CS rebar transportation | 3∼5 Construction lifts (SC200/200) | 66 kW, 2 × 2 t |
| PC components hoisting | 1 crane (XGT8039-25) | Hoist time (min) |
| PC = Uniform(20.3, 21.8) | ||
| CS = Uniform(5.8, 8.5) hoist motors power(kW): | ||
| PC = 58.1, CS = 37.6 | ||
| 2 cranes (XCP330HG7525-16) | Hoist time (min) | |
| PC = Uniform(20.2, 22.3) | ||
| CS = Uniform(5.7, 9.1) hoist motors power (kW): | ||
| PC = 49.8, CS = 32.2 | ||
| 2 cranes (STT293) | Hoist time (min) | |
| PC = Uniform(20.3, 22.3) | ||
| CS = Uniform(5.8, 9) hoist motors power (kW): | ||
| PC = 55.6, CS = 36.0 | ||
| 1 crane (XGT500A8040-25) | Hoist time (min): PC = Uniform(19.3, 21.4) | |
| CS = Uniform(5.3, 8) hoist motors power (kW): | ||
| PC = 74.7, CS = 48.4 | ||
| PC component supply chain mode | Just-in-time (JIT) | Supply chain without on-site storage |
| transportation-storage-hoisting | Store one floor of PC component on-site | |
| 20,736,000 | ||
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