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A switch from public transport to active travel isn't necessarily a win and any marginal benefits will be offset if some people switch from buses to cars. Arguing that a deterioration in bus services might be a good thing is a road we don't really want to go down.The problem going forward is TfL's financial position. Chiswick has hugely benefited in terms of air quality due to being made a Low Emission Bus corridor but the problem is the buses that run on these routes are more expensive and there is demand for them elsewhere. That is why have seen such a big reduction in the number of buses locally and this is something that predates Cycleway 9.I don't think there is any prospect of the fleet expanding in number as the Mayor will struggle to replace and retrofit aging parts of the fleet. Chiswick may lose out further as the Mayor tries to make good on his pledges to boost services in the parts of outer London that will be in the ULEZ later this year.I'm very sceptical of numbers that suggest improved bus performance in Chiswick as almost daily observation shows them being held up in queues. It is also hard to square a substantial loss in bus priority measures with improved journey times.The figures shown seem to suggest that bus journey times deteriorated in 2020 and 2021 when we had lockdown and improved in 2022 when we had a big rebound in traffic and problems associated with the A4 closures which seems really odd. It would be good to see the raw data on this - is there a way to access the iBus data online? 

Mark Evans ● 1263d

You are quite right that rose-tinted nostalgia about how things used to be is misguided and hysterical statements of how bad things are or complacent views that there are no problems are not really helpful.What cannot be denied is that bus services substantially improved in the first fifteen or so years of this millennium. Regularity was increased and the network of bus priority schemes was expanded which was quite controversial here in Chiswick at the time.This improvement peaked probably when it was becoming apparent that the extra buses were causing a deterioration of air quality. I haven't seen numbers but I suspect the capital's fleet is no bigger than it was in 2017 and may even have been smaller. Low emission buses are expensive and so, even though investment in vehicles may be rising in real terms, the numbers are falling.The deterioration in the service was already apparent several years ago although it was a slow and steady decline. It is difficult to unpick what has been happening in the last three years because of Covid but my impression is very much that the service has continued to get worse.I would share the scepticism of some that the removal of bus priority measures has not delayed services significantly. In the King Street CHR corridor the loss of priority eastbound is material and the compensation seems only to be the westbound bus gate at Acton Lane, which even if it was equivalent would lead to an imbalanced service. The claim that 'in-lane' priority is a meaningful compensation is clearly preposterous. Buses were rarely delayed when pulling out at bus stops as nobody wants to tangle with one of their drivers in this situation and, has been pointed out, whatever benefit the bus ahead gets, is offset by the delays to the ones behind.It is a shame better data isn't readily available on this key service. Tom has the expertise beyond most of use to mine what is there but whenever I have done a deep dive myself on claims that he has made, it has been clear that he is carefully selecting what to show to make his case rather than seeking to demonstrate an objective truth. For the time being, I am more comfortable with my own observation and that of many others, including bus drivers, that travel times have increased since the bus priority measures were removed.This would be a less contentious claim if proper reporting was done on bus performance and made available to bus users. The last by route numbers I can find in a published report date to over a year ago. The iBus data is comprehensive and proper analysis would give us a good picture of how buses are doing. The strong suspicion has to be that TfL are being retentive with the data because it doesn't tell a particularly pretty story, not just in Chiswick but generally.

Jeremy Parkinson ● 1263d