Illinois Route 20 is a major east-west roadway with connections to the City of Elgin to the west and Illinois Route 390 to the east. Within the study area, US Route 20 (US 20) is identified as a Strategic Regional Arterial, intended to carry a larger volume of traffic at higher speeds as a complement to the region's expressway systems. US 20 has several different roadway and median sections as it transitions from a 55 miles per hour roadway with a concrete barrier separated median to a 45 miles per hour roadway with a striped median. Shales Parkway is a significant north-south roadway connecting to US 20 as it transitions to a lower speed.
The intersection of US 20 at Shales Parkway is identified as Safety Tier Critical by the Illinois Department of Transportation. The Safety Tiers categorize roadway segments and intersections in Illinois based on their level of safety performance and opportunity for improvement, providing a rating for relative comparison. Safety Tier Critical indicates the US 20 at Shales Parkway intersection has a higher crash rate and more crashes resulting in injury when compared to other signalized intersections.
The intersection of US 20 at Shales Parkway is identified as Safety Tier Critical by the Illinois Department of Transportation. The Safety Tiers categorize roadway segments and intersections in Illinois based on their level of safety performance and opportunity for improvement, providing a rating for relative comparison. Safety Tier Critical indicates the US 20 at Shales Parkway intersection has a higher crash rate and more crashes resulting in injury when compared to other signalized intersections.
EXISTING CONDITIONS
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BY THE NUMBERS
OVER
42,000
VEHICLES PER DAY ALONG
US 20 OVER
19,100
VEHICLES PER DAY ALONG
SHALES PARKWAY OVER
5,750
VEHICLES PER DAY ALONG
ALONG VILLA STREET |
AVERAGE INTERSECTION DELAY
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LEVEL OF SERVICE (LOS) ILLUSTRATION
Level of Service (LOS) represents a qualitative assessment of a road’s operating conditions, generally indicated on a scale from A to F, with free flow rated LOS A and heavy congestion rated LOS F. A Level of Service D is considered acceptable along Illinois Department of Transportation Strategic Regional Arterial systems.
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