Quote:
Originally Posted by Rico
The GEB is also under projections. Are we seeing a trend??? If the GMT meets projections I will eat my dirty underware. The GMT projections will be the most off of the recent bridge projections...short of Christy saying she will scrap the ALR and pave everything tomorrow. I suspect the GEB and Port Mann projections were legitimate attempts at forecasting traffic, I don't think the GMT business case is anything more than someone telling the forecaster I promised a 10 lane bridge, make me a business case that justifies it.
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I`m quite confident that your opinion was also the prevailing attitude, back in the day, involving these crossing projects, for example:
1. 8-lane Granville Street Bridge replaces 2 or 4 lane previous structure, which included major streetcar network, back in 1954, when it was completed. 8 lanes? What were these guys thinkin`? 4 lanes woulda been good enough. No? An era when the West End was still mostly single family dwellings and suburbs were basically non-existent for all intent and purposes. Well guess what? Kudos to the then city and esp. the civil engineers for that excellent design inclusive of incorporation of street networks on either side. Will continue to be a major crossing, well into the future, without any need for replacement. Great taxpayer value there. Seismic upgrades already in place.
2. 6-lane IWMB 2nd crossing replaces 1 or 2 lane crossing, which included CN rail line, back in 1960. 6 lanes? What were these guys thinkin? 4 or 2 lanes would have been good enough. No? An era when the Horseshoe Bay Ferry Terminal didn`t yet exist (with initial planning), northward from there was the boonies, and North Van & West Van itself were still a good chunk of wilderness. Well guess what? Thankfully that 6-lanes were initially constructed. Otherwise, a replacement would have been required long ago. Even then, it will eventually need to be replaced by another 10-lane structure akin to the PMB and GMB.
3. 4-lane Massey Tunnel replaces ferry crossing back in 1959. 4-lanes? What were these guys thinkin? 2 lanes would have been good enough. No? An era when Richmond was farmland and everything south of there was desolate. Hell, residential,development continued, south of 41st Ave. in Van City, until the mid-1960`s along the Oak St. corridor. Even the BC political opposition called the then GMT a `Tunnel To No Where`. And that, in itself, likely was an impetus to decrease the initial 6-lane design to a 4-lane design. Unfortunately, a 6-lane design, back in the day, would have been better value for the taxpayer in hindsight.
4. 4-lane Knight Street Bridge replaces 2-lane Fraser St. Bridge back in 1974. Plenty of lanes back in the day. No? Well guess what - just 20+ years later, in the 1990`s, a plan was afoot to expand same to 6-lanes based upon the document download on the GMT replacement project website. Would have been a helluva lot more economical to have had an initial 6-lane Knight Street Bridge in the first place based upon today`s traffic volumes. No?
I can go on and on. But I hope ya get my drift.
And another 1 million are expected in the Metro Vancouver region within the next 30 - 40 years. Do not need to be a rocket scientist to figure that one out in terms of future bridge demand in terms of capacity.