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ESG and BUPRE are structured in three specialised divisions according to their activity:
Prefabricated
concrete.
Covers and prefabricated products

Electrical and sewage manholes

We show a product with a polished top quality. Quality, which is our hallmark.


CHARACTERISTICS OF THE MANHOLES

  • CONCRETE 

Concrete according to EHE
Lighting box resistance: 40 N/mm2
Prefabricated Concrete Lighting Manhole according to UNE EN-1917

DESCRIPTION OF THE MANHOLES

The Prefabricated Concrete Chambers have on three sidesa lowered window for breakage in case of ductwork.

We have two types of manholes, with bottom and without bottom. We also have two types of finishing: Mass concrete and reinforced concrete.

We offer different sizes to suit your needs. In case you require a different size, We will study any proposal.

BOTTOM CHESTS

Internal measurementsExternal measurementsHeightWindow diameterWeight (kg)
400×400 mm480×480 mm540 mm24 mm115
500×500 mm600×600 mm550 mm30 mm185
600×600 mm720×720 mm600 mm33 mm273
800×800 mm960X960mm880mm51 mm651

BOTTOMLESS CHESTS

Internal measurementsExternal measurementsHeightWindow diameterWeight (kg)
400×400 mm480×480 mm540 mm24 mm105
500×500 mm600×600 mm550 mm30 mm157
600×600 mm720×720 mm600 mm33 mm233
800×800 mm960X960mm880mm51 mm525

OUR QUALITY IN CONCRETE MANHOLES

We build in accordance with UNE EN-1917. We provide you with the corresponding certificates.

OPTIONS ON MANHOLES

- Concrete cover with logo or legend
- Well grid
- Suspension brackets and hooks
- Hitch-pulley support
- Delivery plate
- Frames to receive in the lighting box