traffic safety augmented its for a fog prone road-its world cong 2010

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October 27, 2010

Dae-ho Kim, Gyeong-gi Research Institute

Sung-hwan Park, Gyeong-gi Provincial Government

Byoung-woo Kwon, Gyeong-gi Provincial Government

Wan-chol Ho, Samsung SDS

Won-kyong Na, Samsung SDS

Yang-heui Kang, Gil Information System

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About Gyeong-gi Do (Province), Korea

• 31 Counties

• 11 million population

• Center of Korean Economy

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I. Introduction

1. About Fog

2. Efforts to Improve Traffic Safety

3. The ITS and Traffic Safety

II. The GG-ITS project

III . Safety Augmented ITS

1. Lane Lamps

2. Other Facility

3. Information Service

- Contents -

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1. About Fog

Trend

of

Fog

• Ja-u Ro (Freedom Road)

- 47 km, 10-lanes road

- The busiest in Korea

: 297,000 vehicles/day

- Along the Han river

- 5 Bridges, 12 Interchanges

• Fog

- 66 days (Jau-ro) vs. 55 days

- 73 days in 2008 on Ja-u Ro

: below 400 m → 47 days

- 149 car-collisions in 2008

: 33-car rear-end collision

I. Introduction

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2. Efforts to Improve Traffic Safety

• Brightness of

Street lamp

• Skid-proof

Pavement

• Passive type

Information

Intelligent

Transport

System

I. Introduction

Fog-prone area 1km ahead Be careful

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3. The ITS and Traffic Safety

Vehicle

Detect

Collection

• Loop

Detector

• VDS - Radar Detector

• AVI

Server DB Operator Network

Wall Dispaly

CCTV

Human

• H,264

• Passenger

• Driver

Traffic

Signal

Control

VMS

• Text • Pictogram • Video

Internet

BIS • Bus

• Terminal

Provision, Control Processing

Lane lamps Self-luminous Sign

Traffic Safety

Leading car Information SVC

I. Introduction

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- Traffic Safety Augmented Ja-u ro - Supervision by consortium

of Moon Engineering, Kun-hwa

- Samsung SDS, Baeck-san Construction

- April 2008 ~ November 2009 (540 days)

- Vision

- Management by

- Implementation by

- Period

II. GG-ITS Project 1. General

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2. Configuration of GG ITS

- Vehicle Detection

. 120 Radar Detector

. 14 Video Detector

- 1 RWIS

8 Fog Sensor

- 16 CCTV

100 Web Camera

- 24 Associated Institutes

Collection

Wall Display

Processing

- Sever, DB, Storage

- 15 set of 67” DLP

- 20 set of 40” Monitor

Provision, Control

- 10 VMS

- 5 LCS

- Internet, Mobile

- 24 Associated Institutes

Traffic Safety

- 1,200 Lane Lamp

- 6 Luminous Road Sign

- 2 Leading Car

- Mobile Info. SVC

II. GG-ITS Project

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III . Safety Augmented ITS

1. Lane Lamp

2. Other Facility


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III. Safety Augmentation 1. Lane Lamps

Lane lamps subsystem with solar powered bright LED,

which control individually or in a group through wireless communication

Central System

Roadside Equipment

Lane Lamp

CCTV

RWIS, Fog Sensor

F/O (TCP/IP)

447MHz

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Modem

Controller

Power Controller

LEDs

• LED

- 5 Brightness Control (~ 8,900 cd/cm2)

- ID No. / each lamp

• Remote Control

- 447.26 ~ 447.56MHz (25 ch)

- Radius of 500m @ 20mW.eirp

- 2400bps

• Solar panel /Battery

- 3.6V.10A

- ~ about 26hours

@ 50% duty, brightest level

• Installation

- Pole Assembly Type (1.2m)

- Normally 50m apart,

20m apart @ sharp turn area


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• Operation

- Control individual or group LED

- Control brightness (5) and flashing interval

- Battery status monitoring

- Dedicated protocol

Group 1 - pale fog

Group 2 - heavy fog

Group 3 - pale fog

XOR Message Header

8 Byte > 1 Byte 1Byte


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2. Other Facility

Self-luminous Road Sign

• Internal LED Backlight • Remote Control

EFFECTs

• Never forget your destination

near Ramp or Intersection !

Existing Sign

Improved Sign

III. Safety Augmentation

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• Mobile control center • Support safe driving

EFFECTs

Safety Leading Car

• In case of bad driving condition,

please follow me carefully !


Safety Facilities

• Warning Light

• Visibility Sign

EFFECTs

• Safety distance will assure you and

the others of safety !

2. Other Facility

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• Traffic information

http://gits.go.kr

• Mobile Web

http://gits.gg.go.kr/mobile.do

- With Twitter during your driving,

You can find alternatives easily

SMS service to managers

in case of dense fog condition for effective and prompt

management


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Thank You !

Dae-ho Kim, Gyeong-gi Research Institute

Sung-hwan Park, Gyeong-gi Provincial Government

Byoung-woo Kwon, Gyeong-gi Provincial Government

Wan-chol Ho, Samsung SDS ( [email protected])

Won-kyong Na, Samsung SDS

Yang-heui Kang, Gil Information System