Overview
- Project
- Grand Paris Express Line 15 South’s Lot T2B
- Started in 2018 and expected to be completed by 2022–2023
- 33km-long metro line, running 75km underground, making it the longest of the region’s planned metro lines
- Expected to encircle Paris, the southern section of Line 15 will connect 22 municipalities with 18 new stations between Pont de Sèvres and Noisy-Champs
- Predicted to serve around 1 million passengers with approximately 300,000 trips daily
- Each station will be directly connected to the metro, tram, bus and/or RER lines
- Project value: €795 million
- Goals
- Streamline site operations
- A construction management software which stores all data in a centralised location
- Improve visibility on-site
- Easily track project progress
- Challenges
- Tedious process of collecting data across multiple sites
- Massive time spent on paperwork and travelling from site to the office to record site data
- No real-time monitoring of on-site progress due to manual recording, loss of data, and delayed responses
- Contractors
- Eiffage Génie Civil, civil engineering arm of Eiffage Group
- Solutions
- Novade Quality
- Outcomes
- All data are easily available on a single integrated platform with 120 users
- Paperwork processes have been digitised with more than 14,454 Quality digital forms completed using mobile devices
- Increased efficiency with the use of QR codes to monitor concrete delivery
- Teams now take less than 3 minutes to record data, reducing time spent on administrative tasks by over 80%
- Improved quality and reliability
Watch the story
Grand Paris Express
Since 2010, the French government instituted the Grand Paris project with the objective of reducing pollution, improving traffic, and expanding the metropolis. The foremost focus was to improve the connectivity of the Greater Paris region with what is known as the Grand Paris Express, arguably the largest transport project in Europe.
Eiffage Génie Civil is one of Europe’s leading operators in construction and concessions, with more than 72,000 staff. Line 15 was the first of the four lines to be constructed. The first step was to excavate 7,200m of Grand Paris Express Line 15 South’s Lot T2B.
From paper to digital – a paradigm shift
A simple transition from recording data with paper and pen to a mobile application resulted in many significant changes in the workflow: becoming more environmentally friendly, saving on storage space for documents, and moving from manual to automated processes.
Environmental quality coordinator Guilherm Flechais commented, “Real-time digital inputs prevent me from losing information and saves me a lot of time compared to before.” To this day, over 14,400 digital forms have been completed in real time.
Quality manager Philippe Lepercq commented, “Novade’s idea to modernise the level of site quality control allows me to track quality progress on the field in real time.”

Optimise process & control
Novade’s quality construction app has a colour scheme feature to clearly distinguish work status and allows for efficient and reliable daily follow-up on-site. This ensures quality assurance and quality control in the construction project.
Site engineer Laura Chapron valued the feature of scanning QR codes when concrete trucks arrived on-site. “Once I have done the preliminary checks on-site, it will take me no longer than two to three minutes to input the data.”

Improve efficiency & quality
Time is a valuable commodity. Having a digital solution like Novade empowers every worker to be efficient while ensuring a high quality of work. As Lepercq stated, “The work that we are doing with Novade is certainly progress and brought us a lot in terms of time and quality.”
Eiffage Génie Civil is working on Grand Paris Express Lines 15 to 18 that will connect the suburbs to central Paris.

What they say
“Instead of using paper, we save a lot of time by using our tablets and smartphones to track quality progress in the field.”
- Philippe Lepercq, Quality Manager, Eiffage Génie Civil
“I'm now able to scan QR codes to track concrete trucks when they arrive. This information is then captured in the system in real time.”
- Laura Chapron, Site Engineer, Eiffage Génie Civil
Eiffage Génie Civil is working on Grand Paris Express Lines 15 to 18 that will connect the suburbs to central Paris. This project will likely complete in two to three years.
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