A Grand Boulevard for Columbia: Assembly Street Improvements
#41
Posted 12 November 2006 - 07:46 PM
innovista
#42
Posted 12 November 2006 - 07:52 PM
#43
Posted 12 November 2006 - 09:53 PM
Edited by waccamatt, 12 November 2006 - 09:53 PM.
#44
Posted 12 November 2006 - 10:47 PM
#45
Posted 12 November 2006 - 11:49 PM
#46
Posted 13 November 2006 - 03:23 PM
krazeeboi, on Nov 10 2006, 08:49 PM, said:
Right you are, Krazee. We've discussed this at length in the "Greening of Columbia" thread, for anyone interested in reading up on it. We had some great ideas on it, IMO.
Assembly can be easily narrowed into a still-wide boulevard into/out of the city without any loss of capacity. Right now, the 8 to 10+ lanes are overkill. I've never seen a whole block of each lane on this street bumper-to-bumper waiting for the light to change, so losing one lane each way would have no effect on its capacity, and losing 2 each way except at intersections wouldn't hurt either.
Sinking the streets sounds terrible! We definitely don't want to go back to the "Urban Renewal" way of thinking of the 1960s and 70s do we? Heck, no! In fact, many cities--San Francisco and Providence just to name two--are doing the opposite and demolishing those raised and sunken freeways through downtowns in favor of the traditional and beautiful street grids and boulevards to handle traffic. If drivers don't want to slow down for these, then they can just GO ANOTHER ROUTE where they can drive as furiously as they want AWAY from the civilized among us.
#47
Posted 14 November 2006 - 08:14 AM
Here is some traffic data for 2005 that I've gathered up. The number of lanes does not include turning lanes.
Source SCDOT: Traffic
Assembly St. ADT (Avg. Daily Traffic)
Elmwood to Taylor St - 20700 - 6 lanes
Taylor St to Gervais - 23800 - 6 lanes
Gervais to Blossom - 22200 - 6 lanes
Blossom to Rosewood - 22000 - 4 lanes (Blossom to Whaley), 6 lanes (Whaley to Rosewood)
In comparison, here is the 2005 ADT for Gervais St. Again, number of lanes not including turn lanes.
Lex. County to Huger - 26100 - 6 lanes (bridge is 4 lanes)
Huger to Assembly - 29700 - 6 lanes rush hour, 4 off-peak(right lanes become parking in the upper Vista)
Assembly to Bull St - 25900 - 4 lanes
Bull St to Harden - 27700 - 4 lanes
Harden to Milwood - 28800 - 4 lanes
From these numbers, it is clear that Gervais St. carries more traffic than Assembly. So, I think Assembly should be modeled after Gervais in the Vista. Get rid of all curbside parking on both sides of the street and the median. Widen the sidewalks and median, keeping 6 lanes of traffic during rush hours. In the evenings and weekends, the right lanes could turn into parking for customers and event goers (perhaps from 10am to 3pm on weekdays also). Even with 4 lanes, from Assembly to Milwood, I think Gervais St handles traffic well.
Edited by BrasilnSC, 14 November 2006 - 08:35 AM.
#48
Posted 14 November 2006 - 10:43 AM
BrasilnSC, on Nov 14 2006, 10:14 AM, said:
Here is some traffic data for 2005 that I've gathered up. The number of lanes does not include turning lanes.
Source SCDOT: Traffic
Assembly St. ADT (Avg. Daily Traffic)
Elmwood to Taylor St - 20700 - 6 lanes
Taylor St to Gervais - 23800 - 6 lanes
Gervais to Blossom - 22200 - 6 lanes
Blossom to Rosewood - 22000 - 4 lanes (Blossom to Whaley), 6 lanes (Whaley to Rosewood)
In comparison, here is the 2005 ADT for Gervais St. Again, number of lanes not including turn lanes.
Lex. County to Huger - 26100 - 6 lanes (bridge is 4 lanes)
Huger to Assembly - 29700 - 6 lanes rush hour, 4 off-peak(right lanes become parking in the upper Vista)
Assembly to Bull St - 25900 - 4 lanes
Bull St to Harden - 27700 - 4 lanes
Harden to Milwood - 28800 - 4 lanes
From these numbers, it is clear that Gervais St. carries more traffic than Assembly. So, I think Assembly should be modeled after Gervais in the Vista. Get rid of all curbside parking on both sides of the street and the median. Widen the sidewalks and median, keeping 6 lanes of traffic during rush hours. In the evenings and weekends, the right lanes could turn into parking for customers and event goers (perhaps from 10am to 3pm on weekdays also). Even with 4 lanes, from Assembly to Milwood, I think Gervais St handles traffic well.
Brasil, thanks for all these figures.
I think Assembly could have live oaks down its median, with clusters of palmettos on the ends with flower beds. The median could also have grass, azaleas, and nice wide crosswalks. These crosswalks could even hold a bench or two, trash recepticles, or water fountains. It truly needs to be the "Boulevard of South Carolina", and could an awesome welcome mat into the Capitol City.
#49
Posted 14 November 2006 - 02:51 PM
krazeeboi, on Nov 10 2006, 07:49 PM, said:
Narrowing this street for the sense of aesthetics and slowing traffic is inefficient and costly. Many people who live in the metro area already complain about going through DT...imagine how much worse those complaints would get. Yes, narrow streets prevail in Chas, but they were that way to begin. Just because it works in one city doesn't mean it will work in another.
Edited by Charleston native, 14 November 2006 - 02:52 PM.
#50
Posted 14 November 2006 - 03:39 PM
Edited by krazeeboi, 14 November 2006 - 03:40 PM.
#51
Posted 14 November 2006 - 09:54 PM
I don't know about the sunken streets either - I'm not too familiar with them. NY has a couple of through-traffic tunnels, though, and traffic really flows well with them, bypassing red lights. But playing with that idea... what if you'd have from one side to another:
- a large landscaped sidewalk,
- then a one-lane local traffic lane,
- then a heavily landscaped median,
- then a 2-lane sunken and partially covered street in each north/south direction for through traffic (where there'd be no traffic lights) and which pedestrians can walk over on wide footbridges like the one behind the horseshoe at College st and Pickins (with lanes that can handle bikers, pedestrians, rollerbladers, segueys...especially at Greene St which will be the big east-west boulevard)
- then another landscaped median
- and on the far side another 1 (or 2-lane) local traffic street
- and again a large sidewalk with more trees.
The result would be 4 rows of trees - by all means, aiming for the feel of the stately trees on the horseshoe and palmettos.
I'd be happy to scetch it out and post it if you can't picture it. It would be expensive because of the digging involved, but the powerlines need to go anyway and what an asset it would be for Cola! Not to speak of safety for all those people crossing. The city AND USC know it's hazardous, I'm just waiting for the first lawsuit...
Huger could use a similar kind of treatment, which would make the Kline and the Canalside projects more attractive because they would be better connected to te Vista.
Maybe one should do a study on large boulevards around the world and their effect on pedestrian life etc... Any students interested in an undergraduate research paper...?
#52
Posted 14 November 2006 - 11:11 PM
I think Columbia ned to make better use of its grid. Some traffic on Assembly could be routed down Sumter St to access Elmwood. Its not as heavily used as Assembly, Huger, or Bull. Laruel Street is another significant thorugh street that is not used to is fullest. It connects from Huger all the way to Two Notch if I'm not mistaken. Send people coming from the eastern part of the city up Sumter and down Laurel to access Huger/and the 126 intersection. Time the lights to make it possible to do.
#53
Posted 15 November 2006 - 12:04 AM
#54
Posted 15 November 2006 - 12:06 AM
#55
Posted 15 November 2006 - 12:07 AM
#56
Posted 15 November 2006 - 01:12 AM
#57
Posted 15 November 2006 - 09:09 AM
TheCarolinaKing, on Nov 15 2006, 01:04 AM, said:
The parking at Assembly is essential for part-time/graduate students who can't live in dorms and have to drive into DT for a 3-hour class that meets one day. Believe me, I know, because I'm one of them. I think you can still have the parking and accomodate for greenery and line burial. The street can still be aesthetically pleasing and useful for students.
#58
Posted 15 November 2006 - 01:49 PM
Charleston native, on Nov 15 2006, 10:09 AM, said:
Weren't you one of the people complaining about how the city revolves around USC? LOL I really don't think this is such a mega-issue as you're making it out to be; all USC has to do is revamp its parking strategy and provide more places for parking. Assembly has too much potential and shouldn't resemble an interstate with traffic lights through downtown.
Mr. Chips, one of the Innovista-related parking garages will have the ground floor utilized by USC's music department.
#59
Posted 15 November 2006 - 02:13 PM
#60
Posted 15 November 2006 - 03:10 PM
Edited by BrasilnSC, 15 November 2006 - 03:12 PM.
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