For anyone curious about the projected numbers on 104 Avenue and the other Whalley-Guildford corridors, the city
did release a
corporate report outlining their traffic modelling results for 104 Ave with the LRT system.
Here's the important bit:
Quote:
Associated capital improvements are already underway on the adjacent corridors of 100 Avenue and 108 Avenue to accommodate the redistribution of the longer distance east-west through traffic trips away from 104 Avenue. These adjacent corridor improvements and reductions in 104 Avenue capacity were included into traffic model simulations, and it was forecast that 40-50% of through traffic will utilize 108 Avenue and 100 Avenue as an alternative arterial corridor during and after construction of the SNG LRT project. Unfortunately, with the reduction of capacity along 104 Avenue, signalization priority for SNG LRT, and increase in overall pedestrian activity (to and from LRT stations), 104 Avenue will be unable to accommodate the remaining 16,000 vpd without significant delays and queues.
With the 105 Avenue project included, forecast traffic volumes are approximately 10-12,000 vpd, and 104 Avenue operates within acceptable levels of congestion. This projected volume for 105 Avenue is well within typical collector road volumes. Even with growth in ridership on the SNG LRT line and the 105 Avenue in place, by 2030, both 100 Avenue and 108 Avenue will be approaching capacity, and by 2040, 104 Avenue will require four travel lanes due to the population and employment growth in the City Centre, the 104 Avenue corridor and the Guildford Town Centre areas.
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Basically, the congestion would have been unmanageable without the 105 Ave corridor they're now ramming through the Hawthorne Park.
Now that they're building 105 Ave (expected to handle around 10-12k vehicles per direction, which I actually find really high for a "minor collector" road) 104 Ave is expected to operate within "acceptable levels of congestion",
whatever that means. My take is that means it will still be very congested, but the big reveal I think is the line that admits that 100 Ave (with 4 lanes) and 108 Ave will be approaching capacity only around 7 years after LRT opens. Essentially saying that even after 7 years to build ridership and adjust travel habits, it will still be difficult to manage congestion without spending
even more to widen roadways in the area.
Considering that the city's original plans had LRT going through to 156th St (taking way the 2 lanes there too) I'm quite certain that they have little if any concern for the congestion that will be created by the LRT project and loss of traffic capacity on 104th. I find "road diet" to be a really poor excuse. Downtown Surrey is growing, the Fraser Valley is growing, and traffic volumes will grow significantly by virtue of that alone. Clearly, to the city LRT is the #1 priority even if the congestion is so bad it limits the economic potential of both Guildford and downtown.