The cost of road humps can vary considerably, depending on the materials used. The indicative costs of constructing various types of road humps are shown in the following table which is extracted from Table 4.2 of ‘Local Transport Note 1/07 Traffic Calming’ which constitutes the Department for Transport's latest guidance on traffic calming.
Hump type Cost (£) Round-top hump 400-1,000 Flat-top hump >500 Raised junction approx.10,000 'S' hump 2,000 'H' hump 2500 Thermoplastic hump (thump) 300-500 Speed cushion 240-700 Pair of speed cushions 500-2000 Note: Table shows the indicative cost of road humps. Costs given are approximate and for guidance only and do not include an allowance for inflation since the reports informing these prices were published.