Construction Site Unauthorized Persons Keep Out Danger Sign

OSHA danger-format sign warning unauthorized persons away from active construction sites. The red oval DANGER header and bold keep-out message post clearly at gates, fence lines, and site entrances across NYC. Available in 12″ × 18″, 18″ × 24″, and 24″ × 36″, printed on rigid aluminum or styrene.

SKU: DS-CAHHR

Description

Every open construction site in New York City draws foot traffic it doesn’t want — delivery drivers looking for an address, curious pedestrians, people cutting through. This sign puts the answer at the gate before anyone steps past it. Printed in the OSHA danger format with the red oval DANGER header, it tells unauthorized persons to keep out and puts your site on record as properly posted when an inspector or an insurance adjuster comes asking.

We print every sign in-house at our NYC facility in three sizes — 12″ × 18″, 18″ × 24″, and 24″ × 36″ — on your choice of aluminum in 0.40, 0.63, or 0.80 gauge, or 0.60 styrene for lighter-duty posting. Inks are UV- and weather-resistant, so the red header stays red through the seasons a fence-mounted sign has to survive.

Order the size and material that fits your perimeter and it ships ready to mount. Standard delivery across the five boroughs and Long Island runs 2–3 business days, and 24-hour rush production is available on most orders when a site opens faster than planned.

Posting a large perimeter? Contractor accounts and volume pricing keep per-sign costs down when you’re covering every gate and every stretch of fence. Many crews pair this sign with our Authorized Personnel Only Danger Sign at interior access points and our Men Working Above Danger Sign where overhead work meets the sidewalk.

SPECIFICATIONS

  • Sizes: 12″ × 18″, 18″ × 24″, 24″ × 36″
  • Materials: aluminum (0.40, 0.63, 0.80) or styrene (0.60)
  • OSHA danger format — red oval DANGER header, bold black text
  • UV- and weather-resistant full-color print
  • Printed at our NYC facility · 2–3 day NYC delivery · 24-hr rush

FAQ

How many keep-out signs does a typical site perimeter need?
Post one at every gate and entrance, plus enough along the fence line that the message is visible from any approach. Volume pricing applies when you order the full set at once.

Which material should I choose for a fence-mounted sign?
Aluminum is the standard pick for outdoor fence lines — heavier gauges resist bending on long-running jobs. Styrene works for shorter-term or sheltered posting.

Additional information

Sign Type

Add Your Own Words Danger Sign, High Voltage Keep Clear Danger Sign, Crane Overhead Danger Sign, Construction Area Keep Out Danger Sign, No Smoking or Open Flame In This Area Danger Sign, Authorized Personnel Only Danger Sign, Men Working Above Danger Sign, Construction Site Unauthorized Persons Keep Out Danger Sign

Shape/Orientation

Rectangular

Content Font Color

Block

Title Font Color

Black, Red, White

Materials

Aluminum 0.40, Aluminum 0.63, Aluminum 0.80, Styrene 0.60

Sizes available

12×18, 18×24, 24×36

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