|
| 4520 | Furniture factories, construction | |
| 4520 | Gabion installations | |
| 4520 | Galvanized iron roofing, installation | |
| 4520 | Garage additions, contractors | |
| 4520 | Garages and service stations, construction | |
| 4520 | Garbage disposal plants, construction | |
| 4520 | Gas (natural) compressing station construction, general contractors | |
| 4520 | Gas and oil pumping (transmission) stations, construction | |
| 4520 | Gas mains, construction | |
| 4520 | Gas storage tanks, construction | |
| 4520 | Gathering and distribution systems, gas and oil pipeline | |
| 4520 | General concrete | |
| 4520 | Generating plants or stations (except hydro), construction | |
| 4520 | Generating station, construction (hydro) | |
| 4520 | Geothermal drilling, contractors | |
| 4520 | Golf course construction, general contractors | |
| 4520 | Grain elevator construction, general contractors | |
| 4520 | Grain elevator, construction | |
| 4520 | Granite (i.e., exterior stonework), installation | |
| 4520 | Granite, installation (exterior work) | |
| 4520 | Grouting foundation (concrete) | |
| 4520 | Grouting work, contractors | |
| 4520 | Guardrail construction on highways | |
| 4520 | Gunite work on construction projects | |
| 4520 | Gunning concrete | |
| 4520 | Gutter installation, contractors | |
| 4520 | Gutters, seamless roof, formed and installed on-site | |
| 4520 | Hangars, aeroplane, construction | |
| 4520 | Harbour and port facility construction | |
| 4520 | Harbour construction, general contractors | |
| 4520 | Highway construction (except elevated), general contractors | |
| 4520 | Highway construction, elevated, general contractors | |
| 4520 | Highway maintenance service, provincial government (pothole filling) | |
| 4520 | Highway, street and road, construction (except maintenance) | |
| 4520 | Home builder, multiple residential | |
| 4520 | Home builder, single residential | |
| 4520 | Home construction, multiple residential | |
| 4520 | Home construction, single residential | |
| 4520 | Home improvements and repairs, general contractor | |
| 4520 | Home improvements, residential (except single-family), general contractors | |
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