Under what specific operational condition is the gross combination weight of a 5- or 6-axle articulated vehicle legally permitted to reach up to 44 tonnes?

1. When operating exclusively during nighttime hours between 22:00 and 06:00
2. When transporting non-perishable construction aggregate locally
3. When the vehicle is powered by a diesel engine exceeding 500 horsepower
4. When performing intermodal combined transport carrying a 40-foot or 45-foot ISO container to or from a designated rail terminal or seaport