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  • Department of Civil Engineering, IIT Bombay CE 740: Traffic Engineering

    TRAFFIC ENGINEERING LAB

    RECORD AUTUMN, 2015

  • Page | 1 CE 740 Lab Record: Autumn, 2015

    CE 740: TRAFFIC ENGINEERING LAB

    July – December, 2015

    Name: _____________________________________ Roll No: ___________________

    Other Group Members:

    No Tests Page Date Marks Signature of

    TA

    1 Study of Driver Testing Unit 2

    2 Study of Driver Vision Screen Tester 6

    3 Spot Speed Study 10

    4 Moving Observer Method 29

    5 Measurement of Travel Time and

    Delay for Congested Corridor 39

    6 Parking Usage Study 43

    7 Intersection Volume Study 49

    8 Saturation Flow Measurement 67

    9 Intersection Delay Measurement 85

    10 License Plate Method of OD Survey 96

    11 Gap Acceptance Study of Uncontrolled

    Intersection 108

    12 Pedestrian Behaviour Study 124

    13 Traffic Noise Study 129

    14 Road Safety Audit 132

    End Semester Exam -

    Marks for the lab by TAS (out of 50) : . . . . . . .

    Marks for the lab viva/exam by Instructor (out of 50): . . . . . . .

    Total marks (out of 100) : . . . . . . .

    Signature of the Student Signature of the Instructor

  • Page | 2 CE 740 Lab Record: Autumn, 2015

    1. DRIVER VISION TESTING

    Aim:

    Equipment:

    Theory:

  • Page | 3 CE 740 Lab Record: Autumn, 2015

    Procedure:

  • Page | 4 CE 740 Lab Record: Autumn, 2015

    Observations:

  • Page | 5 CE 740 Lab Record: Autumn, 2015

    Result:

    Inference:

    Date: Signature of TA

  • Page | 6 CE 740 Lab Record: Autumn, 2015

    2. DRIVER VISION TESTING

    Aim:

    Equipment:

    Theory:

  • Page | 7 CE 740 Lab Record: Autumn, 2015

    Procedure:

  • Page | 8 CE 740 Lab Record: Autumn, 2015

    Observations:

  • Page | 9 CE 740 Lab Record: Autumn, 2015

    Result:

    Inference:

    Date: Signature of TA

  • Page | 10 CE 740 Lab Record: Autumn, 2015

    3. SPOT SPEED STUDY

    Aim:

    Equipment:

    Theory:

  • Page | 11 CE 740 Lab Record: Autumn, 2015

    Procedure:

  • Page | 12 CE 740 Lab Record: Autumn, 2015

    Observations:

    Location: Date:

    Name of Road: Trap Length:

    Direction: Weather: (Sunny/Rainy/Windy)

    Title:

    Sl.

    No.

    Two Wheeler Three Wheeler Car LCV HCV

    Time Speed Time Speed Time Speed Time Speed Time Speed

  • Page | 13 CE 740 Lab Record: Autumn, 2015

    Location: Date:

    Name of Road: Trap Length:

    Direction: Weather: (Sunny/Rainy/Windy)

    Title:

    Sl.

    No.

    Two Wheeler Three Wheeler Car LCV HCV

    Time Speed Time Speed Time Speed Time Speed Time Speed

  • Page | 14 CE 740 Lab Record: Autumn, 2015

    Location: Date:

    Name of Road: Name of Observer:

    Direction: Weather: (Sunny/Rainy/Windy)

    Title:

    Sl.

    No.

    Two Wheeler Three Wheeler Car LCV HCV

    Time Speed Time Speed Time Speed Time Speed Time Speed

  • Page | 15 CE 740 Lab Record : Autumn, 2015

    Analysis:

    Title:

    Speed

    Range

    Mid-

    Speed

    Two Wheeler Three Wheeler Car LCV HCV

    F re

    q u

    en cy

    % F

    re q

    u en

    cy

    C u

    m u

    la ti

    v e

    %

    F re

    q u

    en cy

    F re

    q u

    en cy

    % F

    re q

    u en

    cy

    C u

    m u

    la ti

    v e

    %

    F re

    q u

    en cy

    F re

    q u

    en cy

    % F

    re q

    u en

    cy

    C u

    m u

    la ti

    v e

    %

    F re

    q u

    en cy

    F re

    q u

    en cy

    % F

    re q

    u en

    cy

    C u

    m u

    la ti

    v e

    %

    F re

    q u

    en cy

    F re

    q u

    en cy

    % F

    re q

    u en

    cy

    C u

    m u

    la ti

    v e

    %

    F re

    q u

    en cy

  • Page | 16 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 17 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 18 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 19 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 20 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 21 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 22 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 23 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 24 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 25 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 26 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 27 CE 740 Lab Record : Autumn, 2015

    Sample Calculations:

    Vehicle Class: ___________

    1. Mean =

    2. Mode =

    3. 15th Percentile Speed =

    4. 85th Percentile Speed =

    5. 95th Percentile Speed =

    6. Standard deviation =

    7. Standard Error of Mean =

    8. Required Sample Size (for 95% Confidence Level)=

  • Page | 28 CE 740 Lab Record : Autumn, 2015

    Result:

    Two

    Wheeler

    Three

    Wheeler Car LCV HCV

    Mean

    (kmph)

    Median

    (kmph)

    15 th

    Percentile

    Speed

    85 th

    Percentile

    Speed

    95 th

    Percentile

    Speed

    Standard

    Error of

    Mean

    Sample Size

    Required

    (95%

    confidence

    level)

    Inference:

    Date: Signature of TA

  • Page | 29 CE 740 Lab Record : Autumn, 2015

    4. MOVING OBSERVER METHOD

    Aim:

    Equipment:

    Theory:

  • Page | 30 CE 740 Lab Record : Autumn, 2015

    Procedure:

  • Page | 31 CE 740 Lab Record : Autumn, 2015

    Observations:

    Moving Observer Method Datasheet

    Location: Date:

    Name of Road: Name of Observer:

    Direction: Weather: (Sunny/Rainy/Windy)

    Sl.

    No.

    ma mo mp ta tw

    2W 3W Car LCV HCV 2W 3W Car LCV HCV 2W 3W Car LCV HCV

  • Page | 32 CE 740 Lab Record : Autumn, 2015

    Location: Date:

    Name of Road: Name of Observer:

    Direction: Weather: (Sunny/Rainy/Windy)

    Sl.

    No.

    ma mo mp ta tw

    2W 3W Car LCV HCV 2W 3W Car LCV HCV 2W 3W Car LCV HCV

  • Page | 33 CE 740 Lab Record : Autumn, 2015

    Calculations:

    Vehicle Class 2W 3W Car LCV HCV

    PCU

    Direction:

    Sample

    No. ma mo mp ma = (mo − mo) ta tw q v k

    Direction:

    Sample

    No. ma mo mp ma = (mo − mo) ta tw q v k

  • Page | 34 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 35 CE 740 Lab Record : Autumn, 2015

    Graph Title:

  • Page | 36 CE 740 Lab Record : Autumn, 2015

    Sample Calculation:

    Calibration of Greenshield’s Model:

    a) Direction:

  • Page | 37 CE 740 Lab Record : Autumn, 2015

    b) Direction:

  • Page | 38 CE 740 Lab Record : Autumn, 2015

    Results:

    Direction Jam Density, kj Free Flow Speed, vf Maximum Flow, Qmax

    Inference:

  • Page | 39 CE 740 Lab Record : Autumn, 2015

    Date: Signature of TA

    5. MEASUREMENT OF TRAVEL TIME AND

    DELAY FOR CONGESTED CORRIDOR

    Aim:

    Equipment:

    Theory:

    Procedure:

  • Page | 40 CE 740 Lab Record : Autumn, 2015

    Calculations:

  • Page | 41 CE 740 Lab Record : Autumn, 2015

    Observations:

    Travel Time and

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