620.6 Delineators (MUTCD Chapter 3G) - Revision history

RollerA: /* {{SpanID|620.6.3}}620.6.3 Application (MUTCD Section 3G.03) */

2025-11-25T16:33:43Z

{{SpanID|620.6.3}}620.6.3 Application (MUTCD Section 3G.03)

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	{{SpanID\|fig3g1}}		{{SpanID\|fig3g1}}
	[[File:~~Fig3G-1_ExamplesOfDelineatorPlacement~~.png\|thumb\|center\|800px\|alt=A two-lane roadway with north and southbound lanes is shown curving to the right. Along the inside and outside shoulders, delineator markings are placed 2 to 8 feet outside of shoulder edge or face of curb. Delineators are also shown placed on a guardrail and on or near a bridge rail.		[[File:Figure 620.6.3.1 Examples of Delineator Placement.png\|thumb\|center\|800px\|alt=A two-lane roadway with north and southbound lanes is shown curving to the right. Along the inside and outside shoulders, delineator markings are placed 2 to 8 feet outside of shoulder edge or face of curb. Delineators are also shown placed on a guardrail and on or near a bridge rail.
	\|'''Figure 620.6.3.1''' Examples of Delineator Placement]]		\|'''Figure 620.6.3.1''' Examples of Delineator Placement]]

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	{{SpanID\|fig620.5.4.2}}{{SpanID\|fig620.6.3.2}}		{{SpanID\|fig620.5.4.2}}{{SpanID\|fig620.6.3.2}}
	[[File:~~Fig620-5-4-2_InstallationOfDelineatorsOnPublicSideRoadsAndPrivateEntrances~~.png\|thumb\|center\|800px\|alt=This figure contains two examples for the placement of delineators. The first is a public side road intersecting with a main road. There are three delineators on the southwest curve and three delineators on the southeast curve. The second example is a private entrance intersecting with a main road. There is a single delineator on each of the southwest and southeast curves.		[[File:Figure 620.6.3.2 Installation of Delineators on Public Side Roads and Private Entrances.png\|thumb\|center\|800px\|alt=This figure contains two examples for the placement of delineators. The first is a public side road intersecting with a main road. There are three delineators on the southwest curve and three delineators on the southeast curve. The second example is a private entrance intersecting with a main road. There is a single delineator on each of the southwest and southeast curves.
	\|'''Figure 620.6.3.2''' Installation of Delineators on Public Side Roads and Private Entrances]]		\|'''Figure 620.6.3.2''' Installation of Delineators on Public Side Roads and Private Entrances]]

WilkeJ: /* {{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation */

2025-11-20T17:43:23Z

{{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation

← Older revision		Revision as of 12:43, 20 November 2025
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	=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==		=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==

	'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with [https://www.modot.org/business\standards_and_specs/SepcbookEPG.pgd#page=9 Standard Specifications Sec 617.30]. The design of the barrier wall delineators shall be in accordance with [https://www.modot.org/media/~~16921_Standard~~ Plan 903.00] and [http://www.modot.org/business/standards_and_specs/SpecbokEPG.pdf#page=14 Standard Specifications Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.		'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with [https://www.modot.org/business\standards_and_specs/SepcbookEPG.pgd#page=9 Standard Specifications Sec 617.30]. The design of the barrier wall delineators shall be in accordance with [https://www.modot.org/media/51221 Standard Plan 903.00] and [http://www.modot.org/business/standards_and_specs/SpecbokEPG.pdf#page=14 Standard Specifications Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.

	'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.		'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.

HogsettC: /* {{SpanID|620.6.3}}620.6.3 Application (MUTCD Section 3G.03) */

2025-11-13T22:02:17Z

{{SpanID|620.6.3}}620.6.3 Application (MUTCD Section 3G.03)

← Older revision		Revision as of 17:02, 13 November 2025
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	A series of single delineators may be provided on the left-hand side of roadways.		A series of single delineators may be provided on the left-hand side of roadways.

	Chevron Alignment (W1-8) signs may be used instead of or in addition to standard delineators, as provided in [[--\|~~Section 2C~~.08]].		Chevron Alignment (W1-8) signs may be used instead of or in addition to standard delineators, as provided in [[903.3 Warning Signs and Object Markers (MUTCD Chapter 2C) #903.3.8\|EPG 903.3.8]].


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	'''Option.''' Installation of delineators may be provided on public roads as defined in [[:Category:911 General (MUTCD Part 1)\|EPG 911]] (MUTCD Section 1C.02). A maximum of three delineators can be installed per approach as indicated in [[#fig620.5.4.2\|Figure 620.6.3.2]], Installation of Delineators on Public Side Roads and Private Entrances. Delineation of the right-hand side of the radius may be provided by the use of a strip of retroreflective material installed on the STOP sign post if the post is located appropriately.		'''Option.''' Installation of delineators may be provided on public roads as defined in [[:Category:911 General (MUTCD Part 1)\|EPG 911 (MUTCD Section 1C.02)]]. A maximum of three delineators can be installed per approach as indicated in [[#fig620.5.4.2\|Figure 620.6.3.2]], Installation of Delineators on Public Side Roads and Private Entrances. Delineation of the right-hand side of the radius may be provided by the use of a strip of retroreflective material installed on the STOP sign post if the post is located appropriately.

	A property owner may request the delineation of a private entrance.		A property owner may request the delineation of a private entrance.

TaracksA at 18:18, 13 November 2025

2025-11-13T18:18:50Z

← Older revision		Revision as of 13:18, 13 November 2025
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	[[Category:620 Pavement Marking (MUTCD Part 3)\|620.06]]		[[Category:620 Pavement Marking (MUTCD Part 3)\|620.06]]
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			'''<center>Standard Plan</center>'''
			<center>[https://www.modot.org/media/51221 903.00]</center>
			</div>

			\|}
	=={{SpanID\|620.6.1}}620.6.1 General (MUTCD Section 3G.01)==		=={{SpanID\|620.6.1}}620.6.1 General (MUTCD Section 3G.01)==

WilkeJ: /* {{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation */

2025-11-13T18:03:00Z

{{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation

← Older revision		Revision as of 13:03, 13 November 2025
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	=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==		=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==

	'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with [https://www.modot.org/business\standards_and_specs/SepcbookEPG.pgd#page=9 Standard ~~Specification~~ Sec 617.30]. The design of the barrier wall delineators shall be in accordance with [https://www.modot.org/media/16921_Standard Plan 903.00] and [http://www.modot.org/business/standards_and_specs/SpecbokEPG.pdf#page=14 Standard ~~Specification~~ Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.		'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with [https://www.modot.org/business\standards_and_specs/SepcbookEPG.pgd#page=9 Standard Specifications Sec 617.30]. The design of the barrier wall delineators shall be in accordance with [https://www.modot.org/media/16921_Standard Plan 903.00] and [http://www.modot.org/business/standards_and_specs/SpecbokEPG.pdf#page=14 Standard Specifications Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.

	'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.		'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.

WilkeJ: /* 620.6.5 Guardrail Delineation */

2025-11-13T18:02:46Z

620.6.5 Guardrail Delineation

← Older revision		Revision as of 13:02, 13 November 2025
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	==620.6.5 Guardrail Delineation==		==620.6.5 Guardrail Delineation==

	'''Standard.''' All guardrail shall be delineated in accordance with [https://www.modot.org/missour-standard-specifications-highway-construction Section 606.10.2.3] of the Standard Specifications. The design of the guardrail delineators shall be in accordance with [https://www.modot.org/media/51221 Standard Plan 903.00] and [https://www.modot.org/missour-standard-specifications-highway-construction Standard ~~Specification~~ Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line. If no edge line is present, white shall be used on the right-hand side facing approaching traffic.		'''Standard.''' All guardrail shall be delineated in accordance with [https://www.modot.org/missour-standard-specifications-highway-construction Section 606.10.2.3] of the Standard Specifications. The design of the guardrail delineators shall be in accordance with [https://www.modot.org/media/51221 Standard Plan 903.00] and [https://www.modot.org/missour-standard-specifications-highway-construction Standard Specifications Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line. If no edge line is present, white shall be used on the right-hand side facing approaching traffic.

	On two-lane roads with two-way traffic the guardrail shall be delineated with white retroreflective sheeting on both sides of the delineator, including at bridge approaches.		On two-lane roads with two-way traffic the guardrail shall be delineated with white retroreflective sheeting on both sides of the delineator, including at bridge approaches.

WilkeJ: /* {{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation */

2025-11-13T18:01:48Z

{{SpanID|620.6.6}} 620.6.6 Barrier Wall Delineation

← Older revision		Revision as of 13:01, 13 November 2025
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	=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==		=={{SpanID\|620.6.6}} 620.6.6 Barrier Wall Delineation==

	'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with ~~Section 617.30 of the~~ [https://www.modot.org/~~missouri-standard-specifications-highway-construction~~ Standard ~~Specifications~~]. The design of the barrier wall delineators shall be in accordance with ~~Standard~~ Plan 903.00 and ~~Section 1065 of the~~ [~~https~~://www.modot.org/~~missouri-standard-specifications-highway-construction~~ Standard ~~Specifications~~]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.		'''Standard.''' Permanent barrier walls and bridge barrier walls shall be delineated in accordance with [https://www.modot.org/business\standards_and_specs/SepcbookEPG.pgd#page=9 Standard Specification Sec 617.30]. The design of the barrier wall delineators shall be in accordance with [https://www.modot.org/media/16921_Standard Plan 903.00] and [http://www.modot.org/business/standards_and_specs/SpecbokEPG.pdf#page=14 Standard Specification Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line.

	'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.		'''Guidance.''' Where there is traffic on both sides of a barrier wall, a two-sided delineator with retroreflective sheeting on both sides, should be used. On two-lane roads the bridge barrier walls should be delineated with white retroreflective sheeting on both sides of the delineator.

WilkeJ: /* 620.6.5 Guardrail Delineation */

2025-11-13T17:55:19Z

620.6.5 Guardrail Delineation

← Older revision		Revision as of 12:55, 13 November 2025
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	==620.6.5 Guardrail Delineation==		==620.6.5 Guardrail Delineation==

	'''Standard.''' All guardrail shall be delineated in accordance with [https://www.modot.org/~~sites/default/files/documents/EPS%202025%20Missouri%20Standard%20Specific~~-~~MHTC%20%28Jan%202026%29~~-~~Combined.pdf#page=310~~ Section 606.10.2.3] of the Standard Specifications. The design of the guardrail delineators shall be in accordance with Standard ~~Plans~~ 903.00 and Standard Specification Sec 1065. The color of the retroreflective sheeting used shall match the color of the adjacent edge line. If no edge line is present, white shall be used on the right-hand side facing approaching traffic.		'''Standard.''' All guardrail shall be delineated in accordance with [https://www.modot.org/missour-standard-specifications-highway-construction Section 606.10.2.3] of the Standard Specifications. The design of the guardrail delineators shall be in accordance with [https://www.modot.org/media/51221 Standard Plan 903.00] and [https://www.modot.org/missour-standard-specifications-highway-construction Standard Specification Sec 1065]. The color of the retroreflective sheeting used shall match the color of the adjacent edge line. If no edge line is present, white shall be used on the right-hand side facing approaching traffic.

	On two-lane roads with two-way traffic the guardrail shall be delineated with white retroreflective sheeting on both sides of the delineator, including at bridge approaches.		On two-lane roads with two-way traffic the guardrail shall be delineated with white retroreflective sheeting on both sides of the delineator, including at bridge approaches.

WilkeJ: /* {{SpanID|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04) */

2025-11-13T17:52:21Z

{{SpanID|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04)

← Older revision		Revision as of 12:52, 13 November 2025
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	=={{SpanID\|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04)==		=={{SpanID\|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04)==

	'''Guidance.''' Except as provided in the following paragraph, delineators should be mounted at a height, measured vertically from the bottom of the lowest retroreflective device to the elevation of the near edge of the roadway, of approximately 4 feet.		'''Guidance.''' Except as provided in the following paragraph, delineators should be mounted at a height, measured vertically from the bottom of the lowest retroreflective device to the elevation of the near edge of the roadway, of approximately 4 feet (see [https://www.modot.org/media/51221 Standard Plan 903.00].

	'''Option.''' When mounted on the face of or on top of guardrails or other longitudinal barriers, delineators may be mounted at a lower elevation than the normal delineator height recommended in the previous paragraph.		'''Option.''' When mounted on the face of or on top of guardrails or other longitudinal barriers, delineators may be mounted at a lower elevation than the normal delineator height recommended in the previous paragraph.

HogsettC: /* {{SpanID|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04) */

2025-10-29T14:41:07Z

{{SpanID|620.6.4}}620.6.4 Placement and Spacing (MUTCD Section 3G.04)

← Older revision		Revision as of 09:41, 29 October 2025
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	Delineators may be transitioned in advance of a lane transition or obstruction as a guide for oncoming traffic.		Delineators may be transitioned in advance of a lane transition or obstruction as a guide for oncoming traffic.

	'''Guidance.''' The spacing of delineators should be adjusted on approaches to and throughout horizontal curves so that several delineators are always simultaneously visible to the road user. The approximate spacing shown in [[--#tab3g1\|Table 620.6.4]] should be used.		'''Guidance.''' The spacing of delineators should be adjusted on approaches to and throughout horizontal curves so that several delineators are always simultaneously visible to the road user. The approximate spacing shown in [[#tab3g1\|Table 620.6.4]] should be used.

	'''Option.''' When needed for special conditions, delineators of the appropriate color may be mounted in a closely-spaced manner on the face of or on top of guardrails or other longitudinal barriers to form a continuous or nearly-continuous “ribbon” of delineation.		'''Option.''' When needed for special conditions, delineators of the appropriate color may be mounted in a closely-spaced manner on the face of or on top of guardrails or other longitudinal barriers to form a continuous or nearly-continuous “ribbon” of delineation.