This weeks Commercial Motor

► We take the new Scania R- and S- series vehicles out on UK roads for the first time

► Tesco re-tenders part of its transport operation as it prepares a major overhaul of its UK distribution network

►Tuffnells drivers sentenced after admitting falsifying tachograph records

► Rarely seen in the UK as there’s no right hand drive model, we spend a week in a flat-floor Renault Range T to see how it copes on UK roads