TRAFFIC AND PARKING STUDIES 1 PARROTT DRIVE SHELTON, CT JUNE 4, 2020
TRAFFIC STUDY • Review existing conditions • Estimate future conditions • Determine traffic impact • Recommendations
SITE LOCATION AND STUDY INTERSECTIONS
FUTURE SITE CONDITIONS TRIP GENERATION NUMBER OF VEHICLE TRIPS WEEKDAY WEEKDAY LAND USE MORNING AFTERNOON PEAK HOUR PEAK HOUR IN OUT TOTAL IN OUT TOTAL Multi-family Housing (Mid-Rise) 206 20 55 75 55 35 90 Units Trip Generation , 10 th Edition. Institute of Transportation Engineers, 2017 (ITE #221) SIGHT DISTANCES REQUIRED SITE DRIVEWAY DIRECTION REQUIRED SIGHTLINE MET? Looking Left 280 feet 1 ✓ Existing north driveway Looking Right 280 feet 1 ✓ Looking Left 280 feet 1 ✓ Proposed center driveway Looking Right 280 feet 1 ✓ Looking Left 280 feet 1 ✓ South driveway Looking Right 225 feet 2 ✓ 1 based on posted speed limit of 25 mph 2 based on travel speed of 20 mph
FUTURE TRAFFIC • Background (without site traffic) • Annual growth rate: 1% • Future year: 2021 • Other developments • Fountain Square • Hawks Ridge • CVS Pharmacy • 710 Bridgeport Avenue • Combined (with site traffic) • 206 units multi-family housing
LOS TABLE WEEKDAY WEEKDAY MORNING AFTERNOON PEAK HOUR PEAK HOUR INTERSECTION BACKGROU BACKGROU COMBINE COMBINED ND ND D OVERALL SIGNALIZED LOS Bridgeport Avenue at Commerce D D D D Drive/Old Stratford Road Bridgeport Avenue at PerkinElmer/ A A C C Split Rock Plaza/CVS Bridgeport Avenue at Parrott Drive/ C C C C Fairchild Drive RECOMMENDATIONS • Signal timing revisions at Bridgeport Avenue at Commerce Drive/ Old Stratford Road since 710 Bridgeport Ave was not approved • Refine signal timing of Bridgeport Avenue at Parrott Drive/ Fairchild Drive
PARKING STUDY • Reviewed zoning regulations • Reviewed industry data • Reviewed data in our files • Conducted shared parking analysis
RECOMMENDED PARKING RATIOS FOR PDD RECOMMENDED PARKING RESIDENTIAL UNIT TYPE RATE 1.5 spaces per one-bedroom One-bedroom units unit 2.0 spaces per two-bedroom Two-bedroom units unit
ITE HOURLY VARIATION WITH RECOMMENDED PARKING RATIOS 400 Number of Utilized Parking Spaces Parking Supply = 411 spaces 300 200 100 0 7:00 AM 10:00 AM 4:00 PM 7:00 PM 0:00 AM Time of Day Light industrial Residential
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