Research Article
Building Information Modelling- (BIM-) Based Generative Design for Drywall Installation Planning in Prefabricated Construction
Table 1
Sample cost information for drywall material and productivity in Canadian construction market.
| | | Cost/price | Units | Source |
| | Drywall materials | | CGC sheetrock 1/2 in × 4 ft. × 8 ft. ultralight drywall panel | $13 | $CAD/unit | http://www.homedepot.ca | | CGC sheetrock 1/2 in × 4 ft. × 10 ft. ultralight drywall panel | $16 | $CAD/unit | http://www.homedepot.ca | | CGC sheetrock 1/2 in × 4 ft. × 12 ft. ultralight drywall panel | $19 | $CAD/unit | http://www.homedepot.ca |
| | Drywall installation (measuring/cutting/nailing) | | Productivity = 60 sq. ft./hr (crew: 2 people) | $50 | $CAD/hr | Industry partner |
| | Drywall finishing (mudding/taping) | | Productivity = 50 Lin. ft./hr (crew: 2 people) | $70 | $CAD/hr | Industry partner |
| | Waste processing costs | | Landfill tipping fee in NB | $28 | $CAD/tonne | https://www.fundyrecycles.com/solid_waste/crane_mountain_landfill/construction_and_demolition/ | | 1/2 in. ultralight Drywall panel weight about 1.25 lb/sq. ft. | | 1 tonne = 2204.62 lb | https://drywall101.com/en/articles/hanging/weight_of_drywall | | CGC sheetrock 1/2 in. × 4 ft. × 8 ft. ultralight drywall panel | $0.51 | $CAD/unit | Calculated | | CGC sheetrock 1/2 in × 4 ft. × 10 ft. ultralight drywall panel | $0.64 | $CAD/unit | Calculated | | CGC sheetrock 1/2 in × 4 ft. × 12 ft. ultralight drywall panel | $0.76 | $CAD/unit | Calculated |
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