---
title: Tunnels
url: "https://www.systra.com/usa/markets/tunnels/"
type: markets
date_published: 2023-02-14
date_modified: 2023-09-08
schema:
  @type: WebPage
language: en-US
word_count: 372
reading_time: 2 min
canonical: "https://www.systra.com/usa/markets/tunnels/"
featured_image: "https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/2022-capa-l14-sud-l1140460-1-scaled.jpg"
type-market:
  - Rail and Transit
---

# Tunnels

![Tunnels](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/2022-capa-l14-sud-l1140460-1-scaled.jpg)

[SYSTRA SWS](https://www.swsglobal.com/) specializes in the design of tunnels
and underground structures. Dense surface environments, topographical
challenges, and limited space are making underground solutions increasingly
attractive, especially in urban areas.

[SYSTRA SWS](https://www.swsglobal.com/) has extensive experience designing and
constructing urban tunnels in complicated geological contexts and congested
areas.

We offer expertise with all types of underground structures, from machine bored
tunnels to NATM (drill and blast) tunnels and cut and cover types in any kind of
soil/rock.

![](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/03/tunnels-sidebar-1-1024x543.jpg)

## Featured Projects

- ![Florence High-Speed Railway Link](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/florence-high-speed-railway-link-474x474.jpg)
- [ Florence High-Speed Railway Link ](https://www.systra.com/usa/project/florence-high-speed-railway-link/)
- ![Grand Paris Metro Line 14](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/grand-paris-l14_2-474x474.jpg)
- [ Grand Paris Metro Line 14 ](https://www.systra.com/usa/project/grand-paris-metro-line-14/)
- ![Grand Paris Express Line 15 South](https://www.systra.com/usa/wp-content/uploads/2020/09/grand-paris-express-france-2019-2-474x474.jpg)
- [ Grand Paris Express Line 15 South ](https://www.systra.com/usa/project/grand-paris-express-line-15-south/)

## Check our other activities

[
![Rail and Transit](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/11/rail-and-transit-banner-1.jpg)

### Rail and Transit

[
![High-Speed Rail](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/new-hs-rail-page-banner-scaled.jpg)

### High-Speed Rail

[
![Commuter and Intercity Rail](https://www.systra.com/usa/wp-content/uploads/sites/6/2022/11/njt-commuter-train-scaled.jpg)

### Commuter and Intercity Rail

[
![Public Housing](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/01/rutgers-houses-front-scaled.jpg)

### Public Housing

[
![Light Rail](https://www.systra.com/usa/wp-content/uploads/sites/6/2020/09/la-metro-lrt.jpg)

### Light Rail

[
![Mass Rapid Transit](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/subway-image-scaled.jpg)

### Mass Rapid Transit

[
![Bus Transportation](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/nyct-cng.jpg)

### Bus Transportation

[
![Bridges](https://www.systra.com/usa/wp-content/uploads/sites/6/2022/07/lewis-and-clark-bridge_systra-ibt_11.jpg)

### Bridges

[
![Education](https://www.systra.com/usa/wp-content/uploads/sites/6/2023/02/education-1.jpg)

### Education