Plans progress for 4 Corners traffic flow, safety upgrades | Edgemont/Hartsdale

The presentation consisted of an overview of the Four Corner’s existing targeted visitors and flooding mitigation ailments as properly as a listing of prepared and likely enhancements for the region. Doing work with the Greenburgh Law enforcement Department, AKRF recognized targeted traffic, parking, and pedestrian-similar deficiencies dependent on assessment of site visitors and pedestrian data and suggestions from the Hartsdale Neighbors Affiliation. 

Utilizing a traffic analysis software program named Synchro 10, a variety of enter knowledge, this kind of as visitors volumes and signal timings, was compiled to figure out the intersection’s “level of service” rating on a scale from A by means of F based on quality of operation. 

“A amount of company ‘A’ is operating with freeflow circumstances. You’ll generally get there on environmentally friendly and pass as a result of right away. Obviously, we know that 4 Corners does not run this way nowadays,” claimed AKRF specialized director Elaine Du.

According to AKRF’s assessment, the intersection is at present functioning at an “E” provider ranking. 

“It’s the place you’ll practical experience some site visitors backups. You will encounter some cycle failure, which is when you’ll wait around at a visitors sign for a cycle or two to go via the intersection,” explained Du. “So we know it’s not working extremely perfectly.”

The town of Greenburgh and the Division of Transportation have planned a wide range of revisions to improve the intersection’s targeted traffic and protection circumstances, which include the set up of a large depth activated crosswalk (HAWK) signal in the crosswalk of Central Park Avenue at Lawton Avenue. The HAWK sign, developed to quit visitors when activated by a pedestrian, would “really boost pedestrian protection for the space,” according to Du.

Along with pedestrian security, the Division of Transportation is preparing numerous advancements towards site visitors indicators and symptoms, as properly as the relocation of the northbound Bee-Line bus end from the southeast corner to the northeast corner of the intersection, future to Gyro Gyro. 

The town of Greenburgh has additionally submitted a Transportation Choices Method (Tap) grant application to the New York Division of Transportation for an adaptive targeted visitors regulate system as effectively as digital camera detectors for the 4 Corners and alongside E. Hartsdale Avenue. 

“These [adaptive control systems] are smarter visitors indicators that adapt to real-time website traffic,” said Du. “They’ll shift time and far better serve site visitors together East Hartsdale Avenue as nicely as 4 Corners.”

According to Duquesne, the point out estimates that most of the intersection’s renovation initiatives will arise more than the study course of this summer.

In addition to infrastructural improvements now planned for renovation, AKRF proposed opportunity improvements for potential redevelopments of the intersection. Notably, the business is thinking about the addition of three “pocket transform lanes” — shorter switch lanes of about 50 to 250 ft in duration developed to strengthen accessibility for cars turning off of the intersection’s principal lanes. 

AKRF proposed the addition of pocket lanes to the north, east, and southbound correct-turn lanes of the intersection, warranting the renovation of Bageldel Plus’s parking great deal alongside E. Hartsdale Avenue to make room for the southbound turning lane.

“Adding a southbound right turn lane from West Hartsdale Avenue to Central Avenue would genuinely let vehicles to travel better along West Hartsdale Avenue, which does again up pretty significantly currently,” explained Du. 

In addition to traffic renovation, the company has improvement options for an added 450 housing units and about 60,000 square toes of commercial and retail space as perfectly as an more 900 parking areas across the location.

Compiling all of the presented improvements into a “theoretical advancement state of affairs,” the company was ready to estimate the intersection’s theoretical level of service score specified the implementation of these redevelopments. The scenario would increase the intersection’s in general level of service rating from an “E” to a “D” during early morning peak several hours, a support degree “acceptable for central enterprise district spots,” according to Du.