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Open Trench and Pit Signs

(7955)
Some of the most dangerous hazards on your construction sites aren't easy to see. Prevent falls, accidents and potentially save lives with well-placed open trench and pit signs.
  • • In sizes up to 36" x 36" for a huge, highly visible message.
  • • Sturdy, resilient materials are guaranteed to last for years.
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Choose from our popular selection of in-stock extra-large construction signs that get noticed.
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Open Trench and Pit Signs

(45985)
Pick from English or Spanish signs, bilingual signs, OSHA and ANSI safety signs, orange diamond signs, and more options.
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Open Pit Keep Out
OSHA Danger Open Pit Sign
18"x24"
Do Not Enter Open Pit
OSHA Danger Open Pit Sign
18"x24"
Open Pit
OSHA Danger Sign
7"x10" to 36"x48"
bestseller
Open Trench
OSHA Danger Sign
7"x10" to 36"x48"
Excavated Pit Keep Back
OSHA Danger Excavated Pit Sign
18"x24"
Open Pit - Stay Out - Blasting Area, Authorized Personnel Only
OSHA Danger Sign
18"x24"
Open Pit - No Trespassing
OSHA Danger Sign
3.5"x5" to 10"x14"
Open Pit, Stay Away
OSHA Danger Sign
7"x10" to 18"x24"
Open Pit Mine Heavy Equipment
OSHA Danger Sign
7"x10" to 18"x24"
No Digging, Tunneling, Or Trenching In This Area
OSHA Danger Do Not Dig Sign
7"x10" to 10"x14"
Restricted Area, Shoring Required Prior To Entry
OSHA Danger Trench Sign
7"x10" to 10"x14"
Do Not Enter Trench Until Properly Shored
OSHA Danger Sign
3.5"x5" to 10"x14"
Deep Evacuation (With Graphic)
OSHA Danger Sign
3.5"x5" to 12"x18"
Deep Water (With Graphic)
OSHA Danger Sign
3.5"x5" to 12"x18"
Open Pit Proceed With Caution
OSHA Danger Sign
3.5"x5" to 12"x18"
Unguarded Pit
OSHA Danger Sign
3.5"x5" to 12"x18"
Sudden Drop Off
OSHA Danger Sign
3.5"x5" to 12"x18"
Erection In Progress. (With Graphic)
OSHA Danger Sign
3.5"x5" to 12"x18"
Spanish Peligro - Zanja Abierta
Spanish OSHA Danger Open Trench Sign
7"x10" to 36"x48"
Danger Open Pit
Signbook™
10"x14"
Open Pit
OSHA Caution Sign
7"x10" to 10"x14"
Fall Hazard - Open Pit
OSHA Caution Sign
7"x10" to 18"x24"
Floor/Roof Opening Do Not Remove
Construction Sign
7"x10" to 10"x14"
Proceed Slowly Open Pits
Open Pit Caution Sign
18"x18"
Bilingual Open Trench
Bilingual OSHA Danger / Peligro Sign
7"x10" to 36"x48"
Bilingual Open Pit/Hoyo Abierto
Bilingual OSHA Danger/Peligro Sign
3.5"x5" to 10"x14"
Open Pit, Cuidado Con El Hueco
Bilingual OSHA Danger / Peligro Sign
3.5"x5" to 12"x18"
Keep Out! Open Pit
ANSI Danger Sign
7"x10" to 18"x24"
Deep Evacuation. (With Graphic)
ANSI Danger Sign
3.5"x5" to 12"x18"
Do Not Enter Until Shored
ANSI Danger Sign
3.5"x5" to 12"x18"
Keep Back! Deep Excavation
ANSI Danger Sign
3.5"x5" to 12"x18"
Open Trench
ANSI Danger Sign
3.5"x5" to 12"x18"
Unguarded Pit
ANSI Danger Sign
3.5"x5" to 12"x18"
Open Pit Keep Away Fall Could Result In Severe Injury Or Death (With Graphic)
ANSI Danger Sign
7"x10" to 12"x18"
Open Pit Stay Clear Fall Will Result In Severe Injury Or Death (With Graphic)
ANSI Danger Sign
7"x10" to 18"x24"
Open Pit Proceed With Caution
ANSI Danger Sign
3.5"x5" to 12"x18"
No Digging, Tunneling Or Trenching In This Area (With Graphic)
ANSI Caution Sign
18"x24"
Drainage Trench - Do Not Drive Beyond This Point
OSHA Caution Sign
3.5"x5" to 10"x14"
Open Pit, Watch Your Step
OSHA Caution Sign
7"x10" to 10"x14"
Keep Out - Open Pit, Unstable Walls Can Crumble At Any Time And Cause Death Or Serious Injury
ANSI Warning Sign
7"x10" to 18"x24"
Open Pit, Stay Out
ANSI Warning Sign
7"x10" to 18"x24"
Open Pit
Diamond Construction Safety Sign
18"x18" to 36"x36"
Deep Trench
Construction Safety Sign
18"x18" to 30"x30"
Open Trench
Construction Safety Sign
12"x12" to 18"x18"
Contains Water Do Not Open, Authorized Personnel Only
Groundwater Well Write-On Sign
Gas Monitoring Probe - Do Not Open, Authorized Personnel Only
OSHA Caution Write-On Sign
Gas Well - Do Not Open, Authorized Personnel Only
OSHA Caution Write-On Sign
Leachate Well - Do Not Open, Authorized Personnel Only
OSHA Caution Write-On Sign

Open Hole Signs

(114676)
Keep your open holes properly marked so that a dangerous fall accident can be prevented. Most signs come with an explanatory pictogram.
Open Holes
OSHA Danger Sign
10"x14" to 18"x24"
Open Hole
OSHA Danger Sign
7"x10" to 36"x48"
OPEN HOLE
Cone Top Warning Sign
10"x14"
Open Hole
ANSI Danger Sign
3.5"x5" to 12"x18"
Open Hole Stay Clear Fall Will Result In Severe Injury Or Death (With Graphic)
ANSI Danger Sign
3.5"x5" to 12"x18"
Open Hole (with graphic)
Warning (ANSI)
3.5"x5" to 12"x18"

Open Pit Floor Signs

(114685)
SlipSafe Floor Signs are available in reflective and non-reflective versions. Pick from two sizes - 9-inches and 17-inches.
Caution - Open Pit
SlipSafe™ and GripGuard™ Slip-Resistant Sign
6" x 24" (h x w)
SF-0386
Caution - Open Pit Watch Your Step
SlipSafe™ Floor Sign
17" Circle
SF-0385

Open Trench and Hole Signs - ConeBoss

(97549)
Don’t have something to install the open hole/open trench sign on? Try our Cone-top signs made of injection-molded plastic.
ConeBoss Sign
8" x 15" (h x w)
ConeBoss Sign
8" x 15" (h x w)

Stope Signs

(77469)
Use these signs near dugout tunnels and mines to indicate when the stope is open or closed for entry. OSHA Danger Signs are understood across the industry.
Do Not Enter Stope
OSHA Danger Sign
3.5"x5" to 12"x18"
Stope
OSHA Danger Sign
3.5"x5" to 12"x18"
Stope Closed
OSHA Danger Sign
3.5"x5" to 12"x18"
Stope Open
Stope Entrance Sign
3.5"x5" to 12"x18"

Customer Reviews

Man User Icon
Jun 24, 2022

OSHA Danger Sign : Open Trench
Part #:S-0844 7" x 10" HDPE Plastic Sign   Verified Purchase

Fast shipping, good product

Fast shipping, signs were as shown. Good quality!!
Man User Icon
May 27, 2022

SlipSafe™ and GripGuard™... : Caution - Open Pit
Part #:SF-0386 6" x 24" SlipSafe™ Anti-Skid Reflective Vinyl Floor Sign   Verified Purchase

Exactly What I Needed

Great adhesive, sturdy and well made
Man User Icon
May 09, 2022

OSHA Danger Sign : Open Trench
Part #:S-0844 12" x 18" Engineer Grade Reflective Aluminum Sign   Verified Purchase

Good service

Easy to order and fast delivery.
Man User Icon
Sep 07, 2021

ANSI Danger Sign : Open Trench
Part #:S2-0193 10" x 7" HDPE Plastic Sign   Verified Purchase

Quality signs

Meets OSHA requirements for stickers. Durable and well made.
Man User Icon
Apr 06, 2021

OSHA Danger Sign : Open Trench
Part #:S-0844 7" x 10" HDPE Plastic Sign   Verified Purchase

Open Trench Signs

Good Product and quick delivery