Speed Cushions

Marshalls manufacture two speed cushion designs. The cushions comply with the Traffic Advisory Leaflet issued by the DfT, October 1994.

Speed Cushion Domed

A reinforced concrete unit of 65 mm height. Its one piece construction makes installation easy.

Features:

• The domed profile rewards drivers travelling at the appropriate speed with a smoother crossing.

• It is more suitable than the plateau profile for areas with numerous bus movements.

• One piece structural unit designed to withstand all traffic loadings.

• Low maintenance, reduced whole life costs.

• Dimensional accuracy ensures compliance to design standard and reduces claims from road users.

• Proven at slowing vehicle speed and thus reducing Killed or Seriously Injured accidents.

• Coloured concrete contrasts with road surface making the speed cushion visible to road users.

• Suitable for new and existing highways.

Speed Cushion Plateau

Speed Cushion Plateau is a reinforced concrete cushion with a plateau top of 70 mm. Its one piece construction makes installation easy. A range of widths is available to suit different traffic management and vehicle requirements.

Features:

• Approach/ exit ramp of 1:8.6 and side slope of 1:4.3 optimised for effective performance.

• One piece structural unit designed to withstand all traffic loadings.

• Low maintenance, reduced whole life costs.

• Dimensional accuracy ensures compliance to design standard and reduces claims from road users.

• Proven at slowing vehicle speed and thus reducing Killed or Seriously Injured accidents.

• Coloured concrete contrasts with road surface making the speed cushion visible to road users.

• Suitable for new and existing highways.