... lorry, was under-estimated.As a result, many road works carriedout during recent years are likely to last less than their intended life in terms of years (see Section 6.4 for more details). Revised survey and design procedures are now being developed and used but additionally research is still required...

... RESTRICTIONS WIDENING MANAGEMENT HEAVY HGV FLOW GRADIENTS LANES CARRIAGEWAYS TUNNELS WALES NEWPORT MALPAS TREDEGAR PARK UK Proc. Instn Ciu. Engrs, Part 1,1981,70,Aug., 501-518 8461 Wideningotfhe M 4 motorwaybetween Tredegar Park and Malpas: design, traffic management and construction...

...ADW SMITH; RK TURNER; D BAYLISS Proc. Instn ciu.Engrs. Part 1, 1979, 66, Aug., 519-520 TRANSPORTATION E N G I N E E R I N G GROUP INFORDMIASCLUSSION The 40t lorry introduced by A. D.W. Smith, BSc(Eng), FICE, FIMunE, FIHE. MlSWM and R. K. Turner, BSc(Hons), MSc, MICE, MIMunE, M l H E reported by D...

... to be too small to study lorry route networks of varying degrees of coarseness. Thearea was therefore extended to include the whole of the area bounded by the M1 motorway, the A1 trunk road and the county boundary in the north. The study steering committee had set out the objectives of the study, which...

... between a mini-car and a Zephyr which varied from 0.65 at 15 miles/h to 0.87 at 50 miles/h. Furthermore the heavy lorry on a two-lane road winding uphill could havea P.C.U. factor of 20 or more. The fourth speaker put his view that Mr Austin had succeeded much more in the first part of his Paper, where he...