4,800L (1,000 Gal) Sit – On Waste Tank | Under – Toilet Effluent Tank UK

(1,000 Gal) 4800L Sit On Waste Tank

Managing site sanitation where mains sewer connections are unavailable requires high – capacity, space – efficient waste containment. The 4,800L Sit – On Waste Tank is engineered to sit directly underneath 2+1 toilet blocks, shower units, or temporary welfare cabins, creating a self – contained sanitation setup without consuming valuable ground footprint.

Fabricated in the UK from thick, seam – welded mild steel, each effluent tank is fully pressure – tested to ensure leak – proof performance across long – term construction projects, remote industrial sites, and outdoor events.

Key Functional & Structural Features

1. Low – Profile Sit – On Frame

• Space – Efficient Design: Engineered with heavy – duty internal structural baffling and reinforced top plates, allowing standard 2+1 toilet blocks to sit directly on top of the tank frame.

• Low Deck Height: Keeps overall step – up height into the toilet block to a minimum, ensuring easy and safe access for workers and visitors.

2. Multi – Port Inlet & Tanker Extraction Connections

• Multiple 110mm Inlets: Features strategic waste inlet positions along the top plate to align seamlessly with standard 2+1 toilet waste drop points.

• Bauer Tanker Fittings: Equipped with quick – release Bauer vacuum connections, allowing waste clearance tankers to empty the tank rapidly without disturbing the toilet block above.

3. Maintenance & Site Safety Provisions

• Large Inspection Hatches: Fitted with removable access covers for straightforward internal cleaning, flushing, and depth monitoring.

• Integrated Lifting Eyes: Corner lifting lugs engineered for safe crane loading via HIAB or forklift handling when empty.

Technical & Specification Summary

Specification Feature	Metric Measurement	Imperial Equivalent / Details
Nominal Capacity	4,800 Litres	~1,055 UK Gallons (1,000 Gal class)
Approx. External Length	3,650 mm	12 ft 0 in
Approx. External Width	2,440 mm	8 ft 0 in
Approx. Height / Profile	550 mm – 600 mm	~1 ft 10 in (Low Profile)
Approx. Tare Weight (Empty)	~850 kg – 950 kg	Heavy – duty welded steel chassis
Structural Compatibility	Engineered to support 2+1 portable toilet blocks and 12ft – 20ft welfare units
Inlet / Outlet Ports	Multiple 110mm (4 – inch) push – fit waste inlets
Tanker Service Ports	2x 5 – inch Bauer vacuum tanker extraction points
Finish & Coating	High – durability anti – corrosive primer & marine – grade topcoat

Delivery, Handling & Installation Guidelines

To ensure safe site installation and trouble – free servicing:

1. Offloading & Position: Must be offloaded empty using suitable crane slings via integrated corner lifting eyes or forklift tines.

2. Ground Preparation: Position on a flat, level, hardstanding surface (concrete pad, asphalt, or compacted gravel) to ensure even load distribution under the toilet block.

3. Servicing Access: Position the unit with clear access for 3,000 – 4,000 gallon vacuum suction tankers to connect to extraction ports.

Frequently Asked Questions

How often does a 4,800L sit – on waste tank need emptying?

Emptying frequency depends on the number of site workers and usage volume. A 4,800 – litre (1,000 – gallon) effluent tank connected to a 2+1 toilet block typically supports 15 – 20 full – time site workers for 2 to 4 weeks before requiring vacuum tanker servicing.

Can a 2+1 toilet block sit directly on top of this waste tank?

Yes. This tank is specifically engineered with reinforced internal baffling and heavy – duty steel framing designed to support the weight of a standard 2+1 portable toilet block or welfare cabin directly on top.

How is the 4,800L waste tank emptied by liquid waste tankers?

The tank features integrated quick – connect Bauer fittings and large inspection hatches, allowing standard vacuum tankers to pump out liquid effluent quickly without needing to disconnect or move the toilet block above.