The above images and video below, indicate how rapidly tram tracks can be diverted whilst services are maintained or moved. https://www.youtube.com/watch?v=33FAA4pzRkA
“Kletterweiche” are a form of temporary tracks laid on the surface of the road to effect a diversion if large excavations for utility work is required. See images below from Wroclaw Poland 2015:
See Also:
0 Likely Tram Track Installations costs for Bath – French Tram Engineering Experts EGIS
1 tram light rail track installation costs
2 Recent German Light Rail Tram Track costs – £13 – £20m / km
3 UK Tram track light rail installation costs – “circa £20m to £30m per route kilometre”
4 Tram track installation costs – where can the money come from to install trams in cities?
7 Buried underground cables pipes utilities movement diversions and tram light rail installations
8 Tram light rail track installation costs
9 Tram Rate of Return May Be Sufficient for Private Capital According to Prof Lesley’s analysis.
And: https://bathtrams.uk/difficulties-involved-in-utility-services-diversion-from-street-running-trams/