Using ULTRAVIOLET for PUBLIC TRANSIT in Response to COVID-19

Rutgers University CAIT and Civil Echoes Lab

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Rutgers University CAIT and Civil Echoes Lab

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Rutgers University CAIT and Civil Echoes Lab

Background

Due to he COVID-19 pandemic, extra measures are being taken in the regular disinfection of public spaces, including all forms of public transportation. The supplementation of ultraviolet (UV) disinfection devicesto current cleaning practices used on public transit vehicles, stations, and facilites has the potential to greatly reduce the spread of COVID-19, restore the general public's confidence in using public transportation, and expedite restart and recovery.

The study is done by Rutgers University Center for Advanced Infrastructure and Transportation (CAIT) in response to NJ TRANSIT's (NJT) requrest for assistance in the investigation of the applicability and feasibility of disinfection devices for use on their public transit vehicles and in the future possibly expand to assist with stations and facilities. The vision is such sustems would provide a greater ability to disinfect surfaces as a final step after manual cleaning processes. The ability to kill or disable viruses is of keen importance during the COVID-19 pandemic as well as for the recovery periods that follow to make customers more confident in their use of public transit, particularly vulnerable transit customers such as seniors or customers with disasbilities.

More About This Project

Project Photos

A wall for our project glory and a place to find more information

Gather bus characteristics

Gather preliminary bus fleet characeristics (board characteristics i.e. physical dimensions etc.)

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Perform LiDAR scan

Perform LiDAR scan inside bus.

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LiDAR model

Generate LiDAR model of the bus.

View LiDAR

3D modeling

3D modeling from point cloud data.

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3D modeling- BIM

Build BIM model of bus

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model Lantern

Modern the best locations for Lantern or similar unit.

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LiDAR assisted BUS Sanitization Modeling and Optimization

In this task, we propose to scan the bus interior with LiDAR(laser) scanner and use the captured 3D can data to creat a digital 3D model for the bus interior. The scanning will be conducted from a number of positions in the bus to ensure maximum coverage of the bus interior. After the registered/ aligned scans are produced, we use reverse engineering tools to creat a digital mesh/surface model of the bus interior. Next we will simulate the light patterns of given UV sanitizers with the 3D digital bus interior model and produce visualizations of areas that are effectively disinfected for given UV light position patterns. The goal is to identify optimum position patterns that can lead to effective disinfecting of the bus interior while doing this efficiently and determine what percentage of the bus surfaces will be direct line of sight of UV device

latest news

Jun 23,2020

Statescoop.com

New Jersey Transit announced Monday it will begin studying whether digitally mapping the interior of its buses to place virus-killing lights could help reduce the spread of COVID-19.

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Jun 22,2020

NJ.com

NJ Transit, Rutger study UV light to rid buses of coronavirus

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Jun 24,2020

Hudson Reporter.com

NJ TRANSIT looking into use of ultraviolet light to disinfect buses from COVID-19

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NJ Transit

Deploying supplemental disinfection systems across NJT's significant assets will be a sizable undertaking with a daily weekday ridership of nearly 1M riders. Broadly spearking, NT asssets include: 166 rail stations, 62 light rail stations, 30 bus terminals, and over 16,000 bus stops; 1,081 commuter railcars and 71 light railcars; and 3707 buses (owned and leased).