# Sebastiano Grandis

> Sebastiano Grandis was an Italian engineer, famous for having designed and directed with Severino Grattoni and Germain Sommeiller the works for the construction of Frejus railway tunnel 13.7 km (8.5 mi) in length between France and Italy, the first large tunnel in a mountain. For this project, along with Sommeiller, they pioneered the use of a large pneumatic jackhammer.

*Italian engineer (1817-1892)*

**Canonical URL:** https://fame.am/person/sebastiano-grandis

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** Italy
- **Born:** 1817-04-06
- **Died:** 1892-01-10
- **Status:** deceased
- **Gender:** male

## Bio

Sebastiano Grandis was an Italian engineer, famous for having designed and directed with Severino Grattoni and Germain Sommeiller the works for the construction of Frejus railway tunnel 13.7 km (8.5 mi) in length between France and Italy, the first large tunnel in a mountain. For this project, along with Sommeiller, they pioneered the use of a large pneumatic jackhammer.

## Fame
- **Popularity score:** 37.5 / 100
- **Momentum:** 3.5 / 100  (trend: STABLE)
- **Historical depth:** 3.7 / 100
- **Attention shift:** 0.0 / 100
- **Source confidence:** 25.0 / 100
- **Profile completeness:** 55.0 / 100

## Sources
- [Sebastiano Grandis](https://en.wikipedia.org/wiki/Sebastiano_Grandis)
- [Sebastiano Grandis](https://it.wikipedia.org/wiki/Sebastiano_Grandis)
- [Sebastiano Grandis](https://mg.wikipedia.org/wiki/Sebastiano_Grandis)
- [Sebastiano Grandis](https://pms.wikipedia.org/wiki/Sebastiano_Grandis)
- [Wikidata](https://www.wikidata.org/wiki/Q3953756)

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