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Underground fuel tanks

CGH Group underground fuel tanks are innovative solutions that combine reliability, safety, and compliance with the latest European standards. They are double-wall steel tanks, designed for the storage of flammable materials and substances harmful to groundwater, such as fuels and chemicals. Thanks to their double-wall construction, modern monitoring systems, and advanced anti-corrosion protection, CGH Group tanks offer the highest standard in the industry.

Underground fuel tanks – the professional choice from CGH

CGH Group underground fuel tanks are innovative solutions that combine reliability, safety, and compliance with the latest European standards.

They are double-wall steel tanks, designed for the storage of flammable materials and substances harmful to groundwater, such as fuels and chemicals.

Thanks to their double-wall construction, modern monitoring systems, and advanced anti-corrosion protection, CGH Group tanks offer the highest standard in the industry.

We adapt designs to the specific nature of customers’ production processes.

Application of CGH tanks

Fuel stations:
Guaranteed continuity of supply and safe storage.

Fuel depots:
Optimisation of large logistics operations.

Airports :
Storage of aviation fuels in compliance with stringent standards.

Industry:
Storage of chemicals and other production materials.

Technical data of CGH underground fuel tanks

Manufactured in accordance with:
EN 12285-1 class A or B, or in accordance with AD 2000
Manufacturing standard:
Base material: S235JR in accordance with EN10025-1, optionally 1.4307, 1.4404
Operating pressure:
max 0,5 bar
Operating temperature:
from -20°C to +50°C
  • Technical documentation agreed with UDT and GUM for up to 5 compartments and 120 m³
  • Technical documentation for fuel depot tanks agreed with notified bodies.
  • Material: S235JR in accordance with EN10025-1, optionally 1.4307, 1.4404
  • Other parameters available on customer request.

CGH underground fuel tanks – optional equipment

  • Drive-over covers to class C 250 kN and D 400 kN
  • On-tank sumps
  • Central drain sumps
  • Hot-dip galvanised anchoring straps
  • Leak tightness monitoring systems
  • Fuel level monitoring systems

External tank surface

  • Shot-blasted to Sa 2.5 in accordance with PN-ISO 8501-1
  • Anti-corrosion protection with polyurethane coating resistant to 10 kV dielectric breakdown

Underground tanks in accordance with EN12285-1 class A

Tank capacity
[m3]		Tank diameter
[mm]		Tank length*
[mm]		Tank height
[mm]		Tank height with Speed Chassis
[mm]		Double-wall tank weight
[kg]		ThicknessAdditional compartment weight
[kg]		Tank width with Speed Chassis
[mm]		Number of straps
[pcs]
S1
[mm]		 S2
[mm]
3 m3Ø160022601770217010395335117501
5 m3Ø160032601770217013515335117501
8 m3Ø160047601770217018175335117501
10 m3Ø160057601770217021295335117501
13 m3Ø160072601770217025975335117502
16 m3Ø16008761770217030665335117502
10 m³Ø200038802170257021466352221801
13 m³Ø200048802170257025866352221802
16 m³Ø200058802170257030256352221802
20 m³Ø200068802170257034666352221802
25 m³Ø200088802170257043456352221802
10 m³Ø2000103802170257050576352221803
30 m³Ø2000118802170257057166352221803
35 m³Ø2000217025706352221803
20 m³Ø250050202670307039626373027002
25 m³Ø250060202670307046156373027002
30 m³Ø250070202670307052696373027003
40 m³Ø250090202670307066456373027003
50 m³Ø2500110202670307079546373027003
60 m³Ø2500120202670307093296373027004
70 m³Ø25001502026703070106576373027004
40 m³Ø2900713030703470683174105430803
50 m³Ø2900863030703470815574105430803
60 m³Ø29001013030703470940374105430804
70 m³Ø290011630307034701067274105430804
80 m³Ø290013130307034701199874105430805
100 m³Ø290016130307034701449374105430806
120 m³Ø3000181503170357016926741108155007

* Total length within a tolerance of +/-1% in accordance with the standard

Underground tanks in accordance with AD2000

Tank capacity
[m3]		Tank diameter
[mm]		Tank length*
[mm]		Tank height
[mm]		Tank height with Speed Chassis
[mm]		Double-wall tank weight
[kg]		ThicknessAdditional compartment weight
[kg]		Tank width with Speed Chassis
[mm]		Number of straps
[pcs]
S1
[mm]		 S2
[mm]
120 m³Ø290018950314035402073294128930808
120 m³Ø300018150324036402002194136731807
150 m³Ø3200197503440–251101041671–**
**
200 m³Ø3200262503440–308341041671–**
150 m³Ø3400177903640–245311041862–**
200 m³Ø3400232903640–317051041862–**
250 m³Ø3400287903640–387101041862–**
300 m³Ø3400342903640–462241041862–**
150 m³Ø3600158703840–235271052064–**
200 m³Ø3600208703840–304851052064–**
250 m³Ø3600258703840–374441052064–**
300 m³Ø3600303703840–435551052064–**

* Total length within a tolerance of +/-1% according to the standard
** The number of straps is selected individually for the project
Other tank sizes are available upon request.
We offer top-quality underground tanks, fuel tanks for storing flammable and non-flammable liquid materials.

Leak tightness test:

Compressed air leak tightness tests for the inner tank / interstitial space are carried out in accordance with the parameters given in the table below. For tanks with parameters other than standard, the test pressures and types of tests are adapted to the applicable standards and regulations.

StandardClassTest pressure (inner tank / interstitial space)
EN 12285-1 i EN 12285-2A0,3 bar/0,4 bar
EN 12285-1 i EN 12285-2 B2,0 bar/0,6 bar
AD 2000–2,0 bar/0,6 bar
See all our products in the online catalog

CGH Group underground fuel tanks

It’s not just safety and durability, but also innovation.

They meet the requirements of even the most demanding clients, offering solutions ideal for both small gas stations and large industrial enterprises.