What do we know about I-81?
NYSDOT recently published a draft of the first major technical document of The I-81 Challenge, Tech Memorandum #1: Physical Conditions Analysis (Tech Memo #1). Tech Memo #1 documents existing physical...
View ArticleThe Syracuse region – backdrop for I-81
Before delving into details on traffic volumes and bridge conditions, it’s helpful to understand how I-81 fits into and affects development patterns in the region. Existing land use in Onondaga County...
View ArticleWhat kind of shape is I-81 in?
Pavement and bridge conditions are determined by periodic inspections conducted by NYSDOT. A NYSDOT surface rating survey completed in 2008 found the majority of the pavement in the [primary study...
View ArticleVehicle safety on I-81
Collision data were obtained from NYSDOT for the most recent three-year period available (February 1, 2006 – January 31, 2009) to calculate accident rates for the I-81 and I-690 corridors and their on-...
View ArticleHow congested is I-81?
The Tech Memo found that highways within the primary study area generally have sufficient capacity for current traffic volumes, meaning they are operating at LOS A, B or C during morning and evening...
View ArticleHow many cars are using I-81 to pass through the Syracuse region?
An analysis was done April 2010 to understand how much I-81 traffic is passing through the Syracuse region on the interstate system. This information is useful for understanding how much traffic is...
View ArticleHow many cars are on I-81?
This is the sixth in a series of blog posts that highlight findings from NYSDOT’s draft Technical Memorandum #1: Physical Conditions Analysis (Tech Memo #1). To read other blog posts in the series,...
View ArticleWhat do we know about pedestrian and bicycle facilities around I-81?
Pedestrian count data were collected in a focused area along the viaduct during November and December 2009 and February and March 2010. Within this area pedestrian traffic was greatest on Harrison...
View ArticleSo what about the design of I-81?
When I-81 was constructed in the 1950s and 1960s, highway design standards were different from today. Based on current design standards, there are significant portions of I-81 in the primary study area...
View ArticleTransit ridership around I-81
Centro’s transit ridership trends were identified by collecting information about the number of people getting on and off the bus at a series of locations within the Metropolitan Planning Area. The...
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