Table 6
Energy consumption scenarios during expressway maintenance phase.
| Scenario sets | Energy consumption scenarios | Energy consumption facilities/projects | Energy consumption intensity (tce/km · a) |
|---|---|---|---|
| Expressway trunk lines (70%) | Road base maintenance and repair | Roadbed maintenance engineering, slope protection engineering, drainage engineering, etc. | 12.52 |
| Road surface maintenance and repair | Daily pavement maintenance, pavement crack and pothole repair, etc. | 12.52 | |
| Ancillary facilities maintenance and repair | Signage and marking maintenance, roadside facility maintenance, etc. | 2.09 | |
| Green belts maintenance and repair | Watering, pruning, fertilizing, pesticide application, replanting, etc. | 2.09 | |
| Tunnels (20%) | Tunnel maintenance | Daily cleaning, crack treatment, water leakage treatment, landslide treatment, cleaning and replacement of lighting facilities, drainage system maintenance, mechanical and electrical facilities maintenance, etc. | 8.35 |
| Service areas (5%) | Vehicle service facilities maintenance | Parking lot, gas station, charging station, vehicle traffic lanes, repair shop maintenance, etc. | 0.42 |
| Personnel service facilities maintenance | Restaurants, shops, toilets, hotels, lounges, pharmacies, first aid stations, pedestrian squares, pedestrian walkways, other facility maintenance, etc. | 0.42 | |
| Management facilities maintenance | Monitoring room, communication equipment, management office building, employee dormitory maintenance, etc. | 0.42 | |
| Auxiliary facilities maintenance | Electrical room, garbage disposal facilities, pump room and other auxiliary construction maintenance, sewage treatment facility maintenance, etc. | 0.42 | |
| Emergency facilities maintenance | Emergency rescue site maintenance, etc. | 0.42 | |
| Toll stations (5%) | Toll areas maintenance | Toll island, toll booth, toll canopy maintenance, etc. | 0.42 |
| Toll plazas maintenance | Road pavement maintenance, etc. | 0.42 | |
| Management buildings maintenance | Office, staff dormitory, monitoring room maintenance, etc. | 0.42 | |
| Auxiliary facilities maintenance | Garages, kitchens, water/electricity/gas facilities maintenance, etc. | 0.83 |
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