Notes for Figure 6H-18—Typical Application 1Lane Closure on a Minor Street

Standard:

 

  1. This TTC shall be used only for low-speed facilities having low traffic volumes.

Option:

 

  1. Where the work space is short, where road users can see the roadway beyond, and where volume is low, vehicular traffic may be self-regulating.

Standard:

 

  1. Where vehicular traffic cannot effectively self-regulate, one or two flaggers shall be used as illustrated in Figure 6H-10 6H-10(CA).

Option:

 

  1. Flashing warning lights and/or flags may be used to call  attention to the advance warning  signs.
  2. A truck-mounted attenuator may be used on the work vehicle and the shadow vehicle.

 

 

Notes for Figure 6H-19—Typical Application 1Detour for One Travel Direction

 

Guidance:

 

  1. This plan should be used for streets without posted route numbers.
  2. On multi-lane streets, Detour signs with an Advance Turn Arrow should be used in advance of a turn.

Option:

 

  1. The STREET CLOSED legend may be used in place of ROAD CLOSED.
  2. Additional DO NOT ENTER signs may be used at intersections with intervening streets.
  3. Warning lights may be used on Type 3 Barricades.
  4. Detour signs may be located on the far side of intersections.
  5. A Street Name sign may be mounted with the Detour sign. The Street Name sign may be either white on green or black on orange.

Standard:

 

  1. When used, the Street Name sign shall be placed above the Detour sign.

Guidance:

 

  1. The DETOUR (M4­-8) sign should be placed on tangent sections at intervals not to exceed 1300 feet and at major intersections. 

Option:

 

  1. In urban areas, the M4-­8 signs may be placed at every intersection. 

Notes for Figure 6H-20—Typical Application 2Detour for a Closed Street

 

Guidance:

 

  1. This plan should be used for streets without posted route numbers.
  2. On multi-lane streets, Detour signs with an Advance Turn Arrow should be used in advance of a turn.

Option:

 

  1. Flashing warning lights and/or flags may be used to call attention to the advance warning signs.
  2. Flashing warning lights may be used on Type 3 Barricades.
  3. Detour signs may be located on the far side of intersections. A Detour sign with an advance arrow may be used in advance of a turn.
  4. A Street Name sign may be mounted with the Detour sign. The Street Name sign may be either white on green or black on orange.

Standard:

 

  1. When used, the Street Name sign shall be placed above the Detour sign.

Support:

 

  1. See Figure 6H-9 for the information for detouring a numbered highway.