Measuring and modeling the lock 23
Measuring a kilometer long structure, buried 40 feet (12 m) below the surface of the St. Lawrence River...
Why tackle such a crazy project?
How to do it?
What measures to take?
What are the challenges for the diver?
How to take measurements in a site marked by the current?
How to fully carry out your measurement plan while making a safe dive?
To challenge oneself
While it would have been interesting to discover the ghost vehicle, Christian is not disappointed as he paddles towards the exit point.
He has found something much better…
Jean-Louis Courteau wrote an excellent article Se mesurer à soi-même (in french) in the magazine En Profondeur which tells the story of the genesis of the project and the personal challenges I had to face as a diver.
Se mesurer à soi-même. En profondeur, Vol. 16, nº 3 (2016), 35-37
The Making of of the Lock 23 3D model
Watch this video which gives an overview of the Lock 23 site, presents the process and the challenges of measuring in scuba diving as well as the creation of the 3D model. Taken from a presentation made at the 2023 season opening brunch of the H2O Lanaudière Diving Club.
| 0:00 | Lock 23 modeling |
| 2:37 | Site Overview |
| 11:56 | Project inspiration |
| 16:58 | Video Morrisburg, winter |
| 22:31 | Measure lock |
| 22:48 | What data to collect? |
| 28:01 | Sites |
| 28:53 | Data collection |
| 37:33 | Challenges for the diver |
| 43:53 | A few numbers |
| 44:42 | Creating the 3D model |
| 49:16 | Some 3D rendered images |