Traffic volume of Panthpath-Russell Square Intersection
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Transcript of Traffic volume of Panthpath-Russell Square Intersection
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CE-452Transportation Engineering Sessional- ǀǀǀ
Presented By:Group-6
Section-ACourse Teacher:
Mr. Mudasser SerajLecturer
Ahsanullah University of Science & Technology
Traffic Volume Study
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Group-6
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Hosted By
FARHAN
RASHEDUL
SAZZAD
RAIHAN
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ESOTERIC REPORT OF VOLUME STUDY ON A COLLECTOR ROAD
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PRESENTATION SYNOPSIS
ILLUSTRATIONOBJECTIVES OF STUDYSCOPE OF STUDYMETHODOLOGYDATA COLLECTIONDATA ANALYSIS RECOMMENDATIONSLIMITATIONS
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ILLUSTRATIONCONSISTS OF A COMPREHENSIVE INVESTIGATION OF
EXISTING PHYSICAL AND OPERATING CONDITIONS. AT IN GIVEN TIME THREE IMPORTANT ELEMENTS OF TRAFFIC VOLUME IS MOVEMENTS OF VEHICLE CLASSIFICATION OF VEHICLE NUMBER OF VEHICLE
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OBJECTIVES OF STUDY
VEHICLE ARRANGEMENT
TRAFFIC FLOW PROPERTIES
DIRECTIONAL DISTRIBUTION
FLOW FLUCTUATION
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GENERAL OBJECTIVES
DESIGN PURPOSE
IMPROVEMENT PURPOSES
PLANNING PURPOSES
DYNAMIC TRAFFIC MANAGEMENT PURPOSE
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SPECIFIC OBJECTIVES TRAFFIC MONITORING TRAFFIC CONTROL AND MANAGEMENT TRAFFIC ENFORCEMENT TRAFFIC FORECASTING MODEL CALIBRATION AND VALIDATION ESTABLISH VEHICLE COMPOSITION OF TRAFFIC STREAM &
SHOW IN A PIE CHART FOR THE STUDY AREA. ESTABLISH LEVEL OF SERVICE IN PCU/PCE ESTABLISH DIRECTIONAL DISTRIBUTION (DD) DRAW FLOW-FLUCTUATION CURVE
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SCOPE OF THE STUDY
SCOPE
PLOTTING
DESIGNING
REFINEMENTDYNAMIC
TRAFFIC MANAGEMEN
T
ESTIMATION OF HIGHWAY
USE
COUNTING OF ACCIDENT
RATES
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METHODOLOGY
TRAFFIC VOLUME STUDY
MANUAL METHOD
DIRECT METHOD
INDIRECT METHOD
AUTOMATIC METHOD
CONTACT METHOD
CONTACTLESS METHOD
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Manual Method: DirectUSING HAND TALLY AND MANUAL COUNTERSIMMEDIATELY USED BUT
NOT PRACTICABLE FOR LONG DURATIONERROR PRONE SPECIALLY
WHEN HIGH VOLUME
Fig: Typical Manual Method
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Manual Method: Direct
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FIG: MECHANICAL COUNTING BOARD
Manual Method: Direct
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FIG: ELECTRICAL COUNTING BOARD
Manual Method: Direct
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This method data can be collected by using portable counters, permanent counters, video camera etc.. It has overcome the drawbacks of direct method. But data cannot be obtained immediately in this method.
Fig: Typical Manual Method
Manual Method: Indirect
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FIG: SIGNAL MOUNTED VIDEO CAMERA FOR TRAFFIC VOLUME COUNT
Manual Method: Indirect
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Manual Method: Indirect
FIG: PEST CARD SYSTEM FOR TRAFFIC VOLUME COUNT
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Manual Method: Indirect
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TUBE SYSTEM, LOOP, PIEZO DETECTORS
BASED ON PNEUMATIC ACTION
BASED ON MECHANICAL ACTION
BASED ON MAGNETIC ACTUATION
BASED ON AND PIEZO-ELECTRIC ACTUATION.
Fig: Typical Automatic Method
AUTOMATIC METHOD: CONTACT
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AUTOMATIC METHOD: CONTACT
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BASED ON ELECTRICAL/OPTICAL ACTUATION BY INTERRUPTION OF LIGHT BEAM FALLING ON THE PHOTOELECTRIC CELL AS VEHICLE PASSES
BASED ON DOPPLER PRINCIPLE
ULTRA SOUND IMAGING INFRA RED IMAGING
Fig: Typical Automatic Method
AUTOMATIC METHOD: CONTACTLESS
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FIG: INFRARED VEHICLE DETECTION AND COUNT
AUTOMATIC METHOD: CONTACTLESS
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AUTOMATIC METHOD: CONTACTLESS
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DATA COLLECTION & PROCEDURE
LOCATION SELECTION
PREPARATIONS FOR
COLLECTING DATA
RECONNAISSANCE SURVEY
DISTRIBUTION OF THE WORK
TRAIL SURVEY IDENTIFY THE
PROBLEMS AND REDEFINED THE
WORK
CONDUCTING FINAL SURVEY
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STUDY AREA
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DATE : 20 NOVEMBER 2013 COUNTING PERIOD : 20 MINUTE (SHORT COUNT) GROUP NO. : 6 SURVEY LOCATION : AT PANTHAPATH INTERSECTIONS OBSERVATION : CLASSIFIED VEHICLE COUNT METHOD : MANUAL METHOD (DIRECT) EQUIPMENTS: DATA SHEET, STOP WATCH NO. OF SURVEYORS : 9
DATA COLLECTION
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DATA COLLECTION
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VARIATION IN VOLUME VEHICLE COMPOSITION SERVICE FLOW RATE LEVEL OF SERVICE DIRECTIONAL DISTRIBUTION FLOW FLUCTUATION
DATA ANALYSIS
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DATA ANALYSIS
VEHICLE CLASSIFICATION
OBSERVATION IN 20MIN
HOURLY VOLUME
VEHICLE % PCU HOURLY PCU
BUS (B) 7 21 2.08333333 3 63
TRCUK (T) 0 0 0 0.75 0
LIGHT VEHICLE (LV) 214 642 63.6904762 1 642
AUTO RICKSHAW (AR)
44 132 13.0952381 0.5 66
MOTORCYCLE (MC) 34 102 10.1190476 0.1 10.2
NMV 37 111 11.0119048 0.5 55.5
TOTAL = 336 1008 836.7
FOR GROUP-6
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VARIATION OF VOLUME
09.40am-10.00am 10.00am-10.20am 10.20am-10.40am270
280
290
300
310
320
330
340
Time
To
tal
Ob
se
rva
tio
ns
in
20
min
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FINDINGS: TRAFFIC FLOW IS UPRISING GOING TOWARDS THE MAIN CENTERS. MORNING PEAK
VARIATION OF VOLUME
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VEHICLE COMPOSITION
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FINDINGS:PREDOMINANT VEHICLE TYPE: PERSONALIZED VEHICLE NEGLIGIBLE AMOUNT OF PUBLIC TRANSPORT RELATIVELY HIGH PERCENTAGE OF NON-MOTORIZED
VEHICLE
VEHICLE COMPOSITION
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PCU- IT IS PASSENGER CAR UNIT. LOS- LEVEL OF SERVICE IS EXPRESSED AS OPERATIONAL
CONDITION OF TRAFFIC STREAM AND DETERMINE EFFECTIVENESS OF TRANSPORT INFRASTRUCTURE.
PCU & LOS
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TYPES OF VEHICLES NUMBER PCE CONVERTED NUMBER
BUS 7 3 21
TRUCK 0 0.75 0
LIGHT VEHICLES 214 1 214
AUTO RICKSHAW 44 0.5 22
MOTORCYCLE 34 0.1 3.4
NMV 37 0.8 18.5
TOTAL 278.9
TRAFFIC FLOW (9.40AM-10.00AM) 278.9 PCUSERVICE FLOW RATE (11.00AM-12.00PM) 836.7 PCU/HR
SERVICE FLOW RATE
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LOS SERVICE FLOW RATE
(PCU/HR)A 600
B 700
C 900
D 1200
E 1400
F >1400
According to this classification of Level of Service,
estimated Level of Service during
survey period was ‘C’.
LEVEL OF SERVICE
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FINDINGS: THE SERVICE FLOW RATE IS 836.7 PCU/HR WHICH MEANS
THE LOS OF ROAD IS “C”. THE COLLECTOR ROAD IS DESIGNED BASED ON TAKING
LOS IS GOING TO “C”. HERE THE LOS OF THE ROAD IS FOUND THE SAME ON THE OFF PECK HOUR.
CAPACITY OF ROAD IS ABOUT 75%. DESIRE SPEED IS LESS THAN OR EQUAL TO 50 MPH.
LEVEL OF SERVICE
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DIRECTION TIME PCU/HR AVG. PCU/HR DIRECTIONAL DISTRIBUTION
FROM PANTHAPATH TO RUSSELL
SQUARE
9:00AM-10:00AM
859.5961.3 55
10:00AM-11:00AM
898.8
11:00AM-12:00AM
1125.6
FROM RUSSELL SQUARE TO
PANTHAPATH
9:00AM-10:00AM
726.6795.4 45
10:00AM-11:00AM
822.9
10:00AM-12:00PM
836.7
DIRECTIONAL DISTRIBUTION
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55%
45% From Panthapath To RussellFrom Russell Square To Panthapath
DIRECTIONAL DISTRIBUTION
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FINDINGS: DIRECTIONAL DISTRIBUTION OF PANPTHAPATH TO
RUSSELL SQUARE IS 55% AND RUSSELL SQUARE TO PANTHAPATH IS 45% THE DIRECTIONAL DISTRIBUTION IS MORE OVER
UNIFORM. SOME PART OF THE ROAD TIDAL FLOW IS SEEN.
DIRECTIONAL DISTRIBUTION
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FLOW FLUCTUATION
09.00am-10.00am 10.00am-11.00am 11.00am-12.00pm
From pan-thopath to russell square
859.5 898.8 1125.6
From rus-sell square to pan-thopath
726.6 822.9 836.7
Avg 793.1 860.9 981.2
100
300
500
700
900
1100
PC
U/H
r
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Findings: FROM THE RESULTS FLOW FLUCTUATION CURVE IS
INCREASING WITH RESPECT OF TIME. AT 11.00AM TO 12.00PM THE BOTH SIDE TRAFFIC FLOW IS
GOING TO TOP MOUNTAIN.
FLOW FLUCTUATION
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INTRODUCED OF PUBLIC TRANSPORT IN A LARGE SCALE.LIMITED USE OF PERSONALIZED VEHICLES.NON-MOTORIZED VEHICLES USED SHOULD BE RESTRICTED.
RECOMMENDATIONS FOR VEHICLE COMPOSITION
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FOR BETTER LEVEL OF SERVICE RESTRICTIVE AND CONTROLLING MEASURES IS NEEDED
CROSS-SECTIONS ELEMENTS, PARKING AREA, SHOULDER ETC SHOULD BE TAKEN IN PROPER MEASURES.
RECOMMENDATIONS FOR LEVEL OF SERVICE
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DIRECTIONAL DISTRIBUTION VALUE IS SHOULD NOT GOING TO
DEVIATED FROM DESIGN VALUETHE VALUE SHOULD BE IN 55% IN EVENING THE DATA IS GOING IS REVERSED.
RECOMMENDATIONS FOR DIRECTIONAL DISTRIBUTION
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FOR GETTING AN ACCURATE FLOW FLUCTUATION CURVE THE WHOLE
DAY’S DATA IS NEEDED. FOR GETTING AN ACCURATE FLOW FLUCTUATION CURVE,
%ADT IS GOING TO NEEDED TO ACHIEVE A BETTER RESULT.
RECOMMENDATIONS FOR FLOW FLUCTUATION
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TIME AND RECOURSES IS LIMITED INSOLENT SURVEYORS MANUAL METHOD OF COUNTING, WHICH IS UNRELIABLE
AND IRREVERSIBLE SHORT-TERM (20 MINUTE) DATA COLLECTION CCTV FOOTAGE OR CAMERA RECORDING IS NOT
AVAILABLE.
LIMITATIONS
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THANK YOU
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Any Questions ????