Kolkata Accident Research Studyciiersafety.com/download/safety-symposium-15/Session 2... · 2018. 3. 9. · Kolkata Accident Research Study BByy Ravishankar Rajaraman Technical Director,

Kolkata Accident Research StudyKolkata Accident Research Study

ByBy

Ravishankar RajaramanRavishankar Rajaraman

Technical Director, JP Research India Pvt. Ltd.Technical Director, JP Research India Pvt. Ltd.

99thth CII Safety Symposium & Exposition 2015CII Safety Symposium & Exposition 2015

Session I I: Road and Transport SafetySession I I: Road and Transport Safety

1010--11 September, 201511 September, 2015

Kolkata Accident Research InitiativeKolkata Accident Research Initiative

•• Joint collaboration of Kolkata Traffic Police, CII, ITC and JPRI.Joint collaboration of Kolkata Traffic Police, CII, ITC and JPRI.

•• OnOn--site crash investigations by team of trained JPRI crash investigators.site crash investigations by team of trained JPRI crash investigators.

JP Research India Pvt. Ltd.

JPRI Accident Response ProcessJPRI Accident Response Process

Notification Phase

• Traffic Control Room calls and notifies about the fatal accident.

Response • JPRI team leaves office for the accident location.


Response phase

• JPRI team leaves office for the accident location.

Investigation Phase

• JPRI team arrives at the accident spot and checks for accident details and examines available vehicles and scene to have a complete picture of the accident.

Analysis phase

• All investigated cases (excluding no information cases) are considered for analysis.

OnOn--site crash investigation for scientific researchsite crash investigation for scientific research


Fatal crash locationsFatal crash locations

•• 229 fatal crashes investigated 229 fatal crashes investigated

between 12between 12thth November 2014 November 2014

and 7and 7thth September 2015September 2015

•• Spread of locations of fatal Spread of locations of fatal


•• Spread of locations of fatal Spread of locations of fatal

crashes indicate that the problem crashes indicate that the problem

is prevalent across Kolkata city.is prevalent across Kolkata city.

Distribution Distribution by Road Users by Road Users InvolvedInvolved

100%

%

Number of road users = 474


31%

18% 16% 12% 9% 7%3% 2% 1%

0%

Road users

Number of accidents = 246

Large mix of vehicles.

Pedestrians, two wheelers, buses and trucks form 68% of involved road users

Distribution by Fatal Road Distribution by Fatal Road Users Users AffectedAffected

59%

100%

Vulnerable Road Users

JP Research India Pvt. Ltd.Number of accidents = 246

24%

6% 5% 3% 1% 1%0%

Pedestrian M2W Bicyclist Bus Car M3W Truck

%

Road users

Vulnerable road users (89%) are the most affected fatal road users

Pedestrian Fatal Accidents:Pedestrian Fatal Accidents:

Pedestrian activity during the crashPedestrian activity during the crash

67

100

%


28

5

0

Crossing Walking alongside the road Unknown

%

Pedestrian crossing accidents indicate poor infrastructure for crossing.

Contributing factors:Contributing factors:

1.1. Speeding car.Speeding car.

2.2. Pedestrian crossing Pedestrian crossing

when signal is still when signal is still


Pedestrian activity during the crashPedestrian activity during the crash


when signal is still when signal is still

green for vehicles.green for vehicles.

3.3. Long distance for Long distance for

pedestrian to cross.pedestrian to cross.

4.4. Improper pedestrian Improper pedestrian

markings and signage.markings and signage.

Fatal Fatal Pedestrian Accidents:Pedestrian Accidents:

Distribution by collision partnerDistribution by collision partner

42%

100%

JP Research India Pvt. Ltd.Number of accidents = 246

42%

26%

12% 11% 7%2%

0%

Unknown

vehicle

Bus Truck Car M2W M3W

%

Hit and run cases are a major problem that limits accident research.

More intersection cameras being installed.


1.1. Speeding truck. Driver Speeding truck. Driver

impatience.impatience.



Knock down accidentsKnock down accidents



when signal is red for when signal is red for

pedestrians.pedestrians.

3.3. Long distance for Long distance for

pedestrian to cross.pedestrian to cross.

4.4. Decision making issues. Decision making issues.

Whose right of way?Whose right of way?


1.1. Driver decision Driver decision

overload.overload.

2.2. Driver vision Driver vision


Run over accidentsRun over accidents



obstruction due to obstruction due to

vehicle design.vehicle design.

3.3. Pedestrians are walking Pedestrians are walking

on the road.on the road.

4.4. Poor traffic movement Poor traffic movement

control control –– road road

markings, etc.markings, etc.

Fatal Pedestrian Accidents:Fatal Pedestrian Accidents:

Knock down and Run overKnock down and Run over

56%

100%


27%

17%

0%

Knock down Run over Unknown

%

Injury Mechanism


Fatal Pedestrian Fatal Pedestrian Accidents:Accidents:

Collision partner Collision partner –– Run overRun over

69%

100%


31%

0%

Bus Truck

%

Road users


Problems identified:Problems identified:

•• Vulnerable road users Vulnerable road users –– pedestrians, two wheeler riders and bicyclists pedestrians, two wheeler riders and bicyclists ––

constitute 89% of the fatal accident victims.constitute 89% of the fatal accident victims.

•• Safe road infrastructure for vulnerable road users is requiredSafe road infrastructure for vulnerable road users is required

–– Intersections Intersections –– alignment, signage, visibility and traffic control.alignment, signage, visibility and traffic control.


–– Intersections Intersections –– alignment, signage, visibility and traffic control.alignment, signage, visibility and traffic control.

–– Pedestrian crossings.Pedestrian crossings.

–– Pedestrian separation from vehicular traffic (footpaths).Pedestrian separation from vehicular traffic (footpaths).

•• Run over accidents involving buses and trucks.Run over accidents involving buses and trucks.

•• Road and vehicle engineering interventions required.Road and vehicle engineering interventions required.


1.1. Pedestrian impatience.Pedestrian impatience.




Knock down accidentsKnock down accidents



vehicle design.vehicle design.

3.3. No proper pedestrian No proper pedestrian

crossing infrastructure.crossing infrastructure.

4.4. Poor traffic movement Poor traffic movement

control control –– road road

markings, etc.markings, etc.

Safer intersection designsSafer intersection designs


ITDP Footpath design guide, Nov 2013

Raised pedestrian crossingRaised pedestrian crossing



Pedestrian pavementsPedestrian pavements



S1Gard run over prevention deviceS1Gard run over prevention device

JP Research India Pvt. Ltd.http://www.s1gard.com/videos.html

Thank You!Thank You!

We look forward to your continued support in this joint initiative


We look forward to your continued support in this joint initiative

towards safer roads.

[email protected]

Documents

Kolkata Accident Research Studyciiersafety.com/download/safety-symposium-15/Session 2... · 2018. 3. 9. · Kolkata Accident Research Study BByy Ravishankar Rajaraman Technical Director,