SIGNAL SYSTEM PLANNING IN TOKYO
A BRIEF DESCRIPTION IS GIVEN OF STAGES IN THE DEVELOPMENT OF A WIDE-AREA TRAFFIC SIGNAL CONTROL SYSTEM IN THE CENTRAL BUSINESS DISTRICT AND OF COMPLEMENTARY ARTERIAL SYSTEMS ON THE MAIN RADIAL LOOP ROUTES OUTSIDE TOKYO'S CBD. THE PROGRAM WENT INTO EFFECT IN 1963 WITH A DISPLAY OF INTERSECTION PERFORMANCE. A YEAR LATER THE ARTERIAL SYSTEMS PORTION OF THE MASTER PLAN WAS INITIATED, AND IN 1967 A SWITCH FROM ANALOG TO DIGITAL MASTERS WAS MADE. THE PRESENT CENTRALLY CONTROLLED INSTALLATION CONSISTS OF 10 ARTERIAL SYSTEMS OF 15 TO 20 INTERSECTIONS EACH, AND THE COMPUTER HAS CAPACITY FOR 15 MORE SUCH SYSTEMS. HANDLING OF DETECTOR INFORMATION, CAPABILITIES, AND DISPLAYS ARE MENTIONED. THE PLANNED SYSTEM INCLUDES A LARGER GEOGRAPHIC AREA, HAS MORE SOPHISTICATED COMMUNICATION AND CONTROLS, AND EXERCISES GREATER COMMAND OVER TRAFFIC PATTERNS AND FLOWS.
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Availability:
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Corporate Authors:
Eno Transportation Foundation
1250 I Street, NW, Suite 750
Washington, DC United States 20005 -
Authors:
- OKAMOTO, H
- Publication Date: 1970-10
Media Info
- Pagination: p. 503-511
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Serial:
- Traffic Quarterly
- Volume: 24
- Issue Number: 4
- Publisher: Eno Transportation Foundation
- ISSN: 0041-0713
Subject/Index Terms
- TRT Terms: Arterial highways; Central business districts; Information processing; Intersections; Radial highways; Streets; Traffic control; Traffic signal control systems; Traffic surveillance
- Old TRIS Terms: Traffic control systems
- Subject Areas: Highways; Operations and Traffic Management; Planning and Forecasting;
Filing Info
- Accession Number: 00225897
- Record Type: Publication
- Files: TRIS
- Created Date: Dec 28 2001 12:00AM