Services
We offer drafting services in the following categories:
Bridge and structures
- Complete replacement of bridges
- Replacement of steel, concrete, and wood spans
- Bridge widening to support additional track
- Replacement of culverts
- New overpasses
![](https://www.technigestion.com/wp-content/uploads/2023/04/ponts-et-structures.png)
Deck and track
- Replacement of open timber decks
- Replacement of ballasted decks
- Installation of walkways
- Installation of handrail
- Track profile
- Track alignment
![](https://www.technigestion.com/wp-content/uploads/2023/04/tabliers-et-voie.png)
Steel repairs and strenghthening
- Repairs of steel on various types of spans, viaduct towers, etc.
- Splicing of flanges
- Beam web repairs
- Replacement of secondary steel
- Reinforcement of chords, traction bracing, etc.
- Replacement of bearings
![](https://www.technigestion.com/wp-content/uploads/2023/04/reparations-dacier.png)
Concrete repairs
- Concrete repair of various infrastructure components
- Formwork drawings for piers, abutments, culverts
- Reinforcement plans, schedules, and rebar details
![](https://www.technigestion.com/wp-content/uploads/2023/04/reparations-beton.png)
Shop drawings
- DPG, TPG or multi-beam spans
- Pre-built concrete elements
- Various secondary steel components
- Material schedules
![](https://www.technigestion.com/wp-content/uploads/2023/04/dessins-datelier.png)
Access and security
- Scaffolding suspended on various types of spans
- Freestanding scaffolding
- Retaining walls
- Access plans for permit application
- Layout plans
- Work procedures
- Fencing
![](https://www.technigestion.com/wp-content/uploads/2023/04/acces-et-securite.png)
Temporary work
- Templates for pile installation
- Temporary supports for conduits, rails, and cranes
- Custom gantry cranes
- Temporary retaining walls
- Cofferdams
- Diversion culverts
- Supports and lifting beams
![](https://www.technigestion.com/wp-content/uploads/2023/04/ouvrages-temporaires.png)
Emergency works
Emergency repairs and/or replacements due to derailments, fires or washouts
![](https://www.technigestion.com/wp-content/uploads/2023/04/travaux-durgence.png)