Traffic calming is the term used to describe physical
featuresprovided along a road to encourage drivers to reduce speed.These
features are introduced for the safety of all road users,particularly
pedestrians and cyclists. Traffic calming schemes canemploy a variety
of measures, including road humps andnarrowings. Warning signs often indicate
the type of measure tobe expected. There may be an entry sign at the boundary
of anarea that has traffic calming features
Entrance
to a traffic-calmed area. The name of the area may be shown. The
sign may also be used in advance of the area and show a distance.
Where the traffic-calmed area is reached by turning into a side
road, the sign will include an arrow
Road humps
Road humps may have a flat or round top, extending across thewidth of
the road or covering a whole junction. They may also bein the form of
a "cushion", covering only part of a traffic lane anddesigned to allow
buses and large emergency vehicles tostraddle them, whilst slowing other
vehicles. Except in a 20 mphzone, warning signs are erected at the beginning
of the roadwhere a hump or series of humps is installed.
Road
humps for distance shown. May be varied to "Hump" with distance
omitted
Road
humps for distance shown and in direction indicated
Road
hump for distance shown and in direction indicated
A
road hump is normallymarked with white triangleand edge line markings.
Zebra
andsignal-controlledpedestrian crossingsare sometimeslocated on
flat-tophumps. These maybe indicated byadvance warning
Zone20 mph zones
Some
traffic-calmed areasare indicated by the 20 mphzone entry sign.
This sign, aswell as indicating a 20 mphspeed limit, warns drivers
thatthey are entering an area withtraffic calming features, suchas
road humps and roadnarrowings. These featuresmay not be individuallysigned,
nor are there likely tobe 20 mph speed limit repeater signs. In
these areas, it isimportant that you adopt a steady low speed and
avoid repeatedacceleration and deceleration.
Home Zones
Home Zones
are residentialareas with streets designedto be places for people aswell
as for motor traffic. Theroad space is shared amongdrivers and other road
users.People could be using theEntrance to a Home Zone20 mph zonesSome
traffic-calmed areasare indicated by the 20 mphzone entry sign. This sign,
aswell as indicating a 20 mphspeed limit, warns drivers thatthey are entering
an area withtraffic calming features, suchas road humps and roadnarrowings.
These featuresmay not be individuallysigned, nor are there likely tobe
20 mph speed limit repeater signs. In these areas, it isimportant that
you adopt a steady low speed and avoid repeatedacceleration and deceleration.Entrance
to a20 mph zoneEnd of 20 mph zone and start of 30 mph speed limit 75 whole
of the space for a rangeof activities. You should driveslowly and carefully
and beprepared to stop to allowpeople extra time to make roomfor you to
pass them in safety.
