Page:UK Traffic Signs Manual - Chapter 8 - Part 1 (Traffic Safety Measures and Signs for Road). Designs 2009.pdf/252

DUAL CARRIAGEWAY ROADS For full contra-ﬂow on three-lane carriageways:
 * for Condition 1 + 3:
 * "lane closed ahead” signs (7201 – see paragraph D6.29.11) with bottom panel "x yards" (7271);
 * for Condition 2 + 2:
 * "diversion of traffic" sign (7238 with symbols from 7281 to 7286) with top panel "STAY IN LANE" (7263) and bottom panel "x yards" (7271) on the near side and off side at 600 m, 400 m and 200 m measured from the end of the open gate.

For partial contra-ﬂow on three-lane carriageways (Plan DTF3):
 * for Condition 2 + 3:
 * "lane closed ahead" signs (7201 with symbols from 7281 to 7286, see paragraph D6.29.11) with bottom panel "x yards" (7271);
 * for Condition 3 + 2:
 * "diversion of trafﬁc” sign (7238 with symbols from 7281 to 7286) with top panel "STAY IN LANE" (7263) and bottom panel "x yards" (7271) on the near side and off side at 600 m, 400 m and 200 m measured from the end of the open gate.

In the secondary direction the following signs are required:

For full contra-flow on two-lane carriageways (Plan DTF2):
 * for Condition 1 + 2:
 * "diversion of traffic" sign (7238 with symbols from 7281 to 7286) with top panel "STAY IN LANE" (7263) and bottom panel "x yards" (7271) on the near side and off side at 600 m, 400 m and 200 m measured from the end of the open gate;
 * for Condition 2 + 1:
 * "lane closed ahead" signs (7201 – see paragraph D6.29.11) with bottom panel "x yards" (7271).

For full contra-flow on three-lane carriageways: 251
 * for Condition 1 + 3:
 * "diversion of traffic" sign (7238 with symbols from 7281 to 7286) with top panel "STAY IN LANE" (7263) and bottom panel “x yards” (7271) on the near side and off side at 600 m, 400 m and 200 m measured from the end of the open gate;
 * for Condition 2 + 2:
 * "lane closed ahead" signs (7201 with symbols from 7281 to 7286, see paragraph D6.29.11) with bottom panel "x yards" (7271).