UNITED REPUBLIC of TANZANIA Prime Ministers Office for Regional Administration and Local Government
Total Page:16
File Type:pdf, Size:1020Kb
UNITED REPUBLIC OF TANZANIA Prime Ministers Office for Regional Administration and Local Government The Dar es Salaam City Council CONSULTANCY SERVICES FOR THE CONCEPTUAL DESIGN OF A LONG TERM INTEGRATED DAR ES SALAAM BRT SYSTEM AND DETAILED DESIGN FOR THE INITIAL CORRIDOR ANNEX VOLUME 3 FIELD SURVEYS AND DATA COLLECTION Final Report Dar es Salaam June, 2007 1 Field Survey and Data Collection TABLE OF CONTENTS 1. ACKNOWLEDGEMENTS--------------------------------------------------------------------------------6 1.1. OBJECTIVE ----------------------------------------------------------------------------------------------------- 6 1.2. SURVEYS INFORMATION FUTURE UTILIZATION ----------------------------------------------- 6 1.3. COMPUTER FILES AND CONVENTIONS ------------------------------------------------------------- 7 1.3.1. DARTDBS --------------------------------------------------------------------------------------------------------------7 1.3.2. MS-EXCEL FILES WITH MACROS ----------------------------------------------------------------------------8 2. INTRODUCTION TO MODELING --------------------------------------------------------------------9 2.1. GENERAL-------------------------------------------------------------------------------------------------------- 9 2.2. A MODELING EXAMPLE WITH MANAGING ------------------------------------------------------11 2.3. TRANSPORTATION MODEL -----------------------------------------------------------------------------13 2.3.1. MAP-------------------------------------------------------------------------------------------------------------------- 13 2.3.2. POINTS---------------------------------------------------------------------------------------------------------------- 29 2.3.3. LINKS ----------------------------------------------------------------------------------------------------------------- 33 2.3.4. ROUTES -------------------------------------------------------------------------------------------------------------- 36 2.3.5. RESTRICTIONS ---------------------------------------------------------------------------------------------------- 39 2.4. TRANSPORTATION MODEL VALIDATION AND PROCEDURES ----------------------------44 3. DATA COLLECTION ACTIVITIES------------------------------------------------------------------ 47 3.1. WORK PREPARATION-------------------------------------------------------------------------------------47 3.1.1. FIELD PREVIEW--------------------------------------------------------------------------------------------------- 47 3.1.2. COMPILATION OF DATA ALREADY SURVEYED ------------------------------------------------------ 47 3.1.3. PLANNING FIELD SURVEYS, LOCATIONS, AND TEAM SIZING ---------------------------------- 48 3.1.4. PLANNING & DEVELOPING DATA ENTRY: SOFTWARE AND PROCEDURES --------------- 49 3.2. MAP SURVEYS------------------------------------------------------------------------------------------------50 3.2.1. PASSING THRU NODES ----------------------------------------------------------------------------------------- 50 3.2.2. O/D NODES: CENTROIDS AND ZONES--------------------------------------------------------------------- 50 3.2.3. LINKS ----------------------------------------------------------------------------------------------------------------- 52 3.2.4. ROUTES ITINERARIES ------------------------------------------------------------------------------------------ 54 3.3. TRAFFIC SUPPLY AND DEMAND SURVEYS -------------------------------------------------------54 3.3.1. OPTIONS AND JUSTIFICATIONS----------------------------------------------------------------------------- 58 3.4. FORMS AND PROCEDURES ------------------------------------------------------------------------------61 3.4.1. O/D SURVEY (ODSU) --------------------------------------------------------------------------------------------- 62 3.4.2. FREQUENCY AND VISUAL OCCUPANCY SURVEY (FVOSU)--------------------------------------- 66 3.4.3. CLASSIFYING COUNTING SURVEY (CCSU) ------------------------------------------------------------- 68 3.4.4. VELOCITY, BOARDING AND ALIGHTING SURVEY (VBASU)-------------------------------------- 71 3.4.5. DIRECTIONAL FLOW (CLASSIFYING) COUNTING (DFSU) ---------------------------------------- 73 3.4.6. STATION BOARDING AND ALIGHTING SURVEY------------------------------------------------------ 75 3.5. SURVEY ACTIVITIES---------------------------------------------------------------------------------------77 3.5.1. TRAINING ----------------------------------------------------------------------------------------------------------- 80 3.5.2. MONITORING AND EVALUATION -------------------------------------------------------------------------- 84 4. DATA PROCESSING, ANALYSIS AND RESULTS----------------------------------------------- 87 4.1. FREQUENCY AND VISUAL OCCUPANCY -----------------------------------------------------------87 4.1.1. PEAK HOUR IDENTIFICATION ------------------------------------------------------------------------------ 88 4.1.3. PEAK EXPANSION FACTORS --------------------------------------------------------------------------------- 89 4.1.4. MASTER POINT – POINT 10 MOROGORO ROAD JANGWANI AREA ---------------------------- 89 2 Field Survey and Data Collection 4.1.5. BUS ROUTES FREQUENCIES LIST -------------------------------------------------------------------------- 91 4.1.6. BUS ROUTES ITINERARIES ----------------------------------------------------------------------------------- 92 4.2. ORIGIN AND DESTINATION -----------------------------------------------------------------------------94 4.3. MOST IMPORTANT ZONES ------------------------------------------------------------------------------94 4.4. ANALYSIS BY MUNICIPALITY--------------------------------------------------------------------------95 4.4.1. ILALA MUNICIPALITY------------------------------------------------------------------------------------------ 95 4.4.2. KINONDONI MUNICIPALITY --------------------------------------------------------------------------------- 97 4.4.3. TEMEKE MUNICIPALITY -------------------------------------------------------------------------------------- 98 4.5. VELOCITY BOARDING AND ALIGHTING -------------------------------------------------------- 100 4.6. CLASSIFIED COUNTING’S ----------------------------------------------------------------------------- 102 4.6.1. POINT 10 CLASSIFIED COUNT RESULTS ----------------------------------------------------------------105 4.7. DIRECTIONAL FLOW RESULTS---------------------------------------------------------------------- 108 4.8. STATION BOARDING AND ALIGHTING RESULTS--------------------------------------------- 116 4.9. CBD TRANSPORTATION ZONES UPDATE -------------------------------------------------------- 118 5. RECOMMENDATIONS-------------------------------------------------------------------------------------- 120 APPENDIX ...................................................................................................................... 121 APPENDIX A FVO FREQUENCIES LIST.......................................................................I APPENDIX B FVO ROUTE ITINERARIES ................................................................. II APPENDIX C FVO PEAK FLOWS ...............................................................................III APPENDIX D OD SURVEY SAMPLES.........................................................................IV APPENDIX E VBA SURVEY RESULTS ........................................................................V LIST OF TABLES TABLE 1 EXAMPLE OF NODES TABLE – EASTINGS AND NORTHINGS CAN BE ANY CONVENIENT XY COORDINATES SYSTEM.NODES TABLE – EASTINGS AND NORTHINGS CAN BE ANY CONVENIENT XY COORDINATES SYSTEM....................................................................................................................................18 TABLE 2LINKS TABLE –LENGTH MIGHT BEGREATER THAN THE DISTANCE BETWEEN THE NODES ..................19 TABLE 3 NODES TABLE TO MODEL MAP AS EXAMPLE .....................................................................................24 TABLE 4LINKS – ALTERNATIVE 1:DECLARING IF LINKS ARE TWO WAYS ........................................................24 TABLE 5 TABLE OF LINKS – ALTERNATIVE 2: DECLARING EVERY ONE-WAY LINK. ........................................25 TABLE 6 LINKS WITH ATRIBUTE TYPE OF TRAFFIC..........................................................................................27 TABLE 7-DATA EXAMPLE FOR ONE O/D NODE ...............................................................................................32 TABLE 8SIMPLE LINKS TABLE EXAMPLE, FOR“NETWORKSTARTUP.XLS”.......................................................35 TABLE 9 GEO-REFERRED LINKS’ TABLE EXAMPLE (FROM JAKARTA MODEL DATA)........................................35 TABLE 10 -EXAMPLE OF ROUTES DATA ..........................................................................................................38 TABLE 11 ROUTES ITINERARIES TO GEO-REFERENCED DATA (FROM JAKARTA DATABASE)............................38 TABLE 12 SURVEY POINT LIST .......................................................................................................................57 TABLE 13 -SAMPLE SIZE FOR ORIGIN-DESTINATION SURVEYS BASED ON PASSENGER TRAFFIC.......................61 TABLE 14VELOCITY BOARDING AND ALIGHTING SURVEY ROUTE SELECTION ..............................................73 TABLE 15 STATION BOARDING AND ALIGHTING SURVEY POINTS ALONG MOROGORO ROAD .......................77 TABLE 16 PASSENGER VOLUMES ON MAJOR SURVEY POINTS .......................................................................90