AC 70/7460-1B

Historical

Advisory circular · Obstruction Marking and Lighting

A newer version is currentThis is a historical version. AC 70/7460-1M is the version in force, approved November 6, 2020.
Last reviewed
October 31, 2023
Cancelled by
AC70/7460-1C
Family
AC 70/7460-1 · 7 versions
Revision
B, 1B
14 CFR parts
77
14 CFR sections
§ 77.17

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 21, 2025.

Show pages 36–47
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AC 70/7460-1B 1 Oct 72 Appendix i A-More than 150 ft. but not more than 300 fl.

A -Not more than 150 fl.

A-More than 300 ft. but not more than 450 ft.

PAINTING AND LIGHTING OF TOWERS, POLES AND SIMILAR OBSTRUCTIONS Page 2

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1 Oct 72 AC 70/7460-1B Appendix i Not less than 5 ft.

nor more than 10 ft.

Not less than 5 ft.

nor more than 10 ft Special double obstruction light

SUSPENSION TYPE

OBSTRUCTION LIGHT

INSTALLATION A-More than 300 ft. but not more than 450 fl.

A-Not more than 150 ft.

PAINTING AND LIGHTING OF SMOKESTACKS AND SIMILAR OBSTRUCTIONS Page 3

Page 50OCROpen in PDF

AC 70/7460-1B Appendix 1 1 Oct 72

LIGHTING MARKING LIGHTING MARKING A-More than 150 ft. but not more than 300 fl. A and B- 15 ft. A and B-Not more A -5 ft. or more B-Not more than 150 ft. or more than 150 ft. B-Less than 15 ft.

PAINTING AND LIGHTING OF WATER TOWERS AND SIMILAR OBSTRUCTIONS Page 4

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1 Oct 72 AC 70/7460-1B Appendix 1

LIGHTING

MARKING A-More than 150 ft. but not more than 300 ft. A and B- 15 ft. or more B-Not more than 150 ft.

PAINTING AND LIGHTING OF WATER TOWERS AND SIMILAR OBSTRUCTIONS

Page 52OCROpen in PDF

AC 70/7460-1B Appendix i 1 Oct 72

- B Á-More than 150 fl. but not more than 300 fl. LIGHTING A and B-15 ft. or more MARKING A and B-Not more LIGHTING A-5 ft. or more MARKING than 150 ft. B- Less than 15 ft.

B-Not more than 150 ft.

PAINTING AND LIGHTING OF GAS HOLDERS AND SIMILAR OBSTRUCTIONS Pade f

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1 Oct 72 S# 20/74601

PAINTING OF SI

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AC 70/7460-1B Appendix 1 1 Oct 72 BRIDGE Page 8

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1 Oct 72 АС 70/7460-1B Appendix 1 1 Do Not Paint I white

VORTAC-VOR & TVOR SIMILAR

END SIDE PLAN

TYPICAL BUILDING

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AC 70/7460-1B Appendix 1 I Oct 72 Do Not Paint Rooty IRAILER (Mark as shown) « Plastic Rail-Do Not Paint, SeE Nor So Not Mert Waveguide .owrea PLAN ROOF

DIRECTIONAL LOCALIZER LOCALIZER ANTENNA

WAYEGUIDE SHELTER SUPPORI

ELEVATION Note: Supports up to 15'high paint white. Over 15' paint three equal horizontal bands, middle band white, others aviation surface orange.

PLAN "V" RING ANTENNA ARRAY PLATFORM Page 10

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1 Oct 72 AC 70/7460-1B Appendix 1 CHAPTER 6, 19a

SPECIFICATIONS FOR

LIGHTING TOWERS, POLES

AND SIMILAR OBSTRUCTIONS

AVIATION RED OBSTRUCTION LIGHTING (NIGHTTIME) HEIGHT OF LIGHTS ON STRUCTURE IN FEET ABOVE GROUND LEVEL 1200 LEGEND:

CODE BEACONS

OBSTRUCTION LIGHTS 1000 TOP 800 TOP 5/6 600 TOP 400 TOP 3/4 1/2 2/5 1/3 200 150 300 450 600 750 900 12 LEVELS 3 LEVELS- *+4 LEVELS - 5 LEVELS - →#6 LEVELS-→

HEIGHT OF STRUCTURE IN FEET ABOVE GROUND LEVEL Page 11

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AC 70/7460-1B Appendix 1 1 Oct 72 2100 1900 AVIATION RED OBSTRUCTION LIGHTING (NIGHTTIME) LEGEND:- 1700 • OBSTRUCTIONS LIGHTS - CODE BEACONS:

HEIGHT OF LIGHTS ON STRUCTURE IN FEET ABOVE GROUND LEVEL 1500 1300 1100 OP 900 700 ₴5/9T 500 3/ T/3 3/10 300 2/9 1/5 100: 900 1*7 LEVELS- 1/7 10501 8 LEVELS— - 1/8 1200 -9 LEVELS →10 LEVELS→ 1350 1/10 - 150C

HEIGHT OF STRUCTURE IN FEET ABOVE GROUND LEVEL Page 12

Page 59OCROpen in PDF

1 Oct 72 AC 70/7460- 1B Appendix 1 2100 -AVIATION RED OBSTRUCTION LIGHTING (NIGHTTIME) LEGEND:

CODE BEACONS 1900 OBSTRUCTION LIGHTS = OP 1700 OP HEIGHT OF LIGHTS ON STRUCTURE IN FEET ABOVE GROUND LEVEL 1500 70/ 1/01

• 1300 ğ/11 1100 8/11 37/11 - 7/121 ~ 2/1 900 6/11 700 = 1/3 4/13 12/7 500 3/11 1/4 3/13 300 2/13 100 - 1/13 1/14 1500 1650 1800 - 13 LEVELS -195-14 LEVELS - 2100 11 LEVELS 12 LEVELS -

HEIGHT OF STRUCIURE IN FEET ABOVE GROUND LEVEL Page 13