Specialty Products

Safety Pit Covers

You don't have to sacrifice safety for accessibility. Our walk-on covers offer a removable solution built to hold personnel, chip loads, heavy machinery, or contain hazardous chemicals.

Safety Pit Covers

Protect People and Machines

Bridge the safety gap and bolster facility safety OSHA compliance with stable, low maintenance walk-on covers that move dynamically to allow access to the pit when you need it.

You can find them in most large manufacturing operations: big open chasms and deep pits built to hold heavy machinery or contain hazardous chemicals. The covering and securing of these huge hazards is vital for the safety of employees and the overall facility, but you don’t want to make your equipment hard to reach. 

For that reason, Hennig safety pit covers are the perfect solution. Because they are load-bearing and removable, you don’t have to sacrifice safety for accessibility. They’re the best of both worlds.

Regardless of the size of the area being protected, Hennig Safety Pit Covers easily endure constant use and (dependent on material) will support the weight of heavy chip loads and personnel.

Features
Protective Canister Protective canister housings can be provided to add protection to the roll-up covers gearing, spindle, and wound-up cover areas.
Walk-on Material We offer stainless steel and aluminum covers. Because we choose the material based on the environment it operates in, our walk-on covers are always optimized specifically for your application.
Non-Slip Surface A non-slip surface (anti-skid tape or paint) is added so that personnel may walk across the cover’s surface with greater safety than walking across slippery stainless steel or aluminum surface.
Actuation Our walk-on covers are actuated one of four ways: air motor (regulates tension on the cover), electric motor, high-tension spring, no motor/passive (actuated by existing component on the machine)
Options  
Drive Options Spring, compressed air, or electric motor
Material Options Stainless steel, AGS I, AGS II
Mounting Options Over-cover surface, below-cover surface, angle/custom mounting
Assembly Options Complete or partial assembly
Housing Options Protection of drive, spindle, and winding area
Safety Options Light curtains, optical perimeter fencing, laser sensors, pressure pad, lockout/tagout controls, guard rails, leading edge sensors, limit switches, non-skid paint/tape

For additional features and options, call us to discuss solutions best suited for your applications.

Safety Pit Covers
Safety Pit Covers
Safety Pit Covers

Technical Specifications

Load Capacity

In kg Per 1000 mm length

Type 500 mm Span 1000 mm Span 1500 mm Span 2000 mm Span Weight (kg/m2)
AGS I 1950 488 216 122 30.4
AGS II 4540 1147 504 284 31.9
AGS III 3250 815 370 168 31.1
Stainless Steel Determined by application

Cannister Size

Approximately

Type 1000 mm extract 3000 mm extract 5000 mm extract 10000 mm extract 20000 mm extract
AGS I 400 480 540 660 850
AGS II 500 600 680 850 1100
AGS III 450 510 600 740 940
Stainless Steel Determined by application
    Stainless Steel AGS I AGS II
Material Profile

SS/AL

AL AL
Width x Thickness * 34.9 x 13.8 68.3 x 25
Technical Data Return/coil radius (min) * 42 100
Net weight (N/m2) * 240 380
Max Intermittent Contact Temp (°C) * 500 500
Max Permanent Contact Temp (°C) * 500 500
Properties Water tightness (according to IP54) Excellent Good Good
Resistance to Emulsions Excellent Excellent Excellent
Suited for Chip Production Areas Excellent Not Recommended Not Recommended
Resistance to Corrosion Excellent Excellent Excellent

*To be determined by application

Why Hennig

Engineered for Your Industry

There are many risks that can be alleviated with safety pit covers including: open pits, chemical tanks, water treatment facilities, auto maintenance shops, logistics centers, underground systems, manufacturing production floors, concrete foundations, and more.

CNC Machine Tool

CNC Machine Tool

Even the best CNC machines are only as good as their peripheral equipment. If systems aren’t built to work together, jams, crashes, and tolerance errors will cause downtime and scrap costs.

Fluid Processing & Chemical

Fluid Processing & Chemical

Market page coming soon!

Automotive & Utility Vehicles

Automotive & Utility Vehicles

Hennig roll-up doors keep utility crews closer to the vehicle and out of traffic. They’re built to help crews handle the daily challenges with double-wall aluminum construction, integrated sealing, and a stainless steel lift bar.

Safety Solutions

This feature has really added value to the county. Their biggest concern was safety and its really helped with that, but its also made for a lot cleaner looking facility. So I think it is a big benefit that the county opted to go with this system, and Hennig performed.

Joshua Pavlus — Ulliman Schutte

Outokumpu Stainless

4
Week Lead Time
50%
Less Than OEM Price
40 ft
Walk-on Pit Cover Replacement

The choice was clear - Outokumpu ordered their first walk-on pit cover unit from Hennig. Even more exciting, Okumpuntu was so pleased with the quality of our product and lead time, they ordered a duplicate for the second line.

Read more on the case study: Hennig Wins Over Customer with Impressive Lead Time and Price

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Still Looking for Answers?

Frequently Asked Questions

The covering or securing of open pits is necessary for overall facility safety. The measures to protect against falls and falling objects include:

  • Workplaces and traffic routes where there is a risk of employees falling or objects falling must be provided with protective devices that prevent employees from falling or being injured by falling objects. If protective devices against falls are not suitable due to the nature of the workplace or the work to be carried out, the employer must ensure the safety of the employees through other effective measures.
  • There is a risk of falling from a height of more than 1 meter.

Depending on the requirements of your pit and the work area, the choice of material for your cover will vary. Our safety devices made of aluminum and stainless steel are stable and easy to care for, protect against damage and dirt, and are automated. Please contact us for your specific request.

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