Il chiusino (chiamato anche “tombino”) è il coperchio, comunemente di forma circolare, quadrata o rettangolare, composto da un coperchio e un telaio dei pozzetti di acquedotti o fognature (nere e bianche) nonché dei pozzetti a servizio delle linee elettriche e telefoniche.
Realizzati in ghisa sferoidale EN-GJS-500-7 conforme alla norma UNI EN 1563:2012.
La griglia/caditoia è un elemento del sistema di drenaggio urbano che serve ad intercettare le acque meteoriche (o di lavaggio delle strade) che scorrono in superficie e a convogliarle nella rete fognaria.
Composta da telaio e coperchio realizzata in ghisa sferoidale EN-GJS-500-7 conforme alla norma UNI EN 1563:2012.
Le nostre bitte sono progettate per un tiro variabile da 5ton a 300ton, con coefficiente di sicurezza cs=3 st standard, o anche coefficienti inferiori. Le nostre bitte per ormeggio sono corredate di accessori quali tirafondi, completi dai dadi e rondelle, in acciaio per l’ancoraggio alla banchina. Realizzate in ghisa sferoidale, EN GJS 500-7 a norma UNI EN 1563:2012, verniciate per garantire un ottima resistenza alla corrosione.
CASE STUDY
Read the Study cases in order to choose the correct products.
If you are going to send us a request of quotation, you can ask for a consultancy service so you will not encounter the most common problems.
At the enquiry stage, we will check together the following points: the correct method of measuring the manhole cover net opening, the correct intended use according to the Standard and the correct choice of the product according to the real usage.

The loading class

How to take the measures of manhole covers and gratings
INDUSTRIAL SECTORS
WHERE YOU CAN FIND OUR PRODUCTS
Manhole covers, gullies and gratings can be distinguished into the following classes: A15, B125, C250, D400, E600 ed F900.
Group 6 (Class F900)
Areas subject to particularly high loads , e.g air port runways.
Group 5 (Class E 600 minimum)
Areas subject to high loads, e.g. ports and airports.
Group 4 (Class D 400 minimum)
Road carriageways (including pedestrian streets), hard shoulders and parking areas for all types of road vehicles.
Group 3 (Class C 250 minimum)
For gullies installed in kerbside channels of the pavement which , extends to 0.5 m in the road and to 0.2 m top on the pavement, when measured from the edge.
Group 2 (Classe B 125 minimum)
Footways, pedestrian areas or similar, car parks and drop off points, multi store car parks.
Group 1 (Classe A15 minimum)
Areas which can be used exclusively by pedestrians and cyclists.

AIRPORTS

SEAPORTS

ROADS AND HIGHWAYS

BUILDING AND INDUSTRY
PRODUCTS DESIGNED FOR ALL YOUR NEEDS.
OUR MAIN PRODUCTS
-
Manhole Series Rectangular Classes D400 C250 B125
Read more -
Manhole Muscat B125 KEY
Read more -
Hydraulic manhole B125
Read more -
Modular Manhole C 250
Read more -
Manhole Recessed e recessed double seal C250 B125
Read more -
Manhole Hydraulic double seal C250 B125
Read more -
Manhole Hydraulic C250
Read more -
Manhole modular D400
Read more -
Manhole recessed D400
Read more -
Manhole Comby D400
Read more -
Manhole Fuel D400
Read more -
Hydraulic Manhole watertight double seal D400
Read more
We are fully interested in obtaining, maintaining and improving our products’ quality. In order to satisfy all our customers, we totally take care of them from the very first “idea” to the post-sale thanks to a very professional and experienced team.
Technical Design
Fonderie Belli products’ design is totally realized by the Technical Office through a Certified ISO 9001:2015 procedure.
Quality Check
Fonderie Belli products’ design is totally realized by the Technical Office through a Certified ISO 9001:2015 procedure.
Post Sale Assistance
Fonderie Belli technical team go directly to the site to follow the installation phases of the requested products
Fonderie Belli® aim is to respect the market and the customer requirements developing appropriate business strategies, in order to realize innovative, reliable and qualitatively advanced products. With a view to ensuring continuous improvement, Fonderie Belli® have chosen to follow the Quality Management System (ISO 9001: 2015).
SOME OF OUR CUSTOMERS
Customized and Homologated Covers




(the coloured logos are just an example. We do not realize coloured logos on our products.)