国土技術政策総合研究所　研究資料

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1 ISSN TECHNICAL NOTE of National Institute for Land and Infrastructure Management No255 September 2005 A Result of Investigation into the Actual Conditions of Japanese Ports Pavement and Cargo Handling Machines Ikuo TABUCHI National Institute for Land and Infrastructure Management Ministry of LandInfrastructure and Transport, Japan

2 N o 2005 September

3 No (YSK-N-88) * Fax -8- tabuchi-i92y2@nilimgojp i

4 Technical Note of NILIM No255 September 2005 (YSK-N-88) A Result of Investigation into the Actual Conditions of Japanese Ports Pavement and Cargo Handling Machines Ikuo TABUCHI Synopsis There are many requests that speeding up of Cargo Handling Time in Ports from usersthen we have starting of 24 hours of cargo handling and requesting for speeding up export and import procedures by IT So it s clear that increasing of load for port pavementbut there wasn t research division of ports pavement from PHRI and there wasn t a researcher had researched foreign countries studies for port pavement So I studied the actual conditions of Japanese ports pavement and cargo handling machinesthe former was done by questionnaire survey (included photography of real pavement condition)the latter was mainly done by hearing survey for cargo handling machines makers The results are 1) There weren t a few facilities which need emergency repair and it was possible half facilities would need to repair in 5-10 years 2) There was not a manual of maintenance management for ports pavement in the whole country and inspection method and database code of inspection reports were not established 3) Half flexile pavement, PC plates, RC plates were increased and there was not a block pavement 4) For speeding up of cargo handling time, AGV and reach stack are used recentlyalmost all transfer cranes are 41t hoisting 5) Truck cranes have particularly bigger placed pressure than other handling machines Then we need to seat large strict steel plates when we use a truck crane Key Words : pavement for ports, handling machine, investigation into the actual conditions, maintenance management Coordinator for Advanced Coastal and Marine Technology, Coastal and Marine Department Nagase, Yokosuka, Japan Phone Fax tabuchi-i92y2@ysknilimgojp ii

5 iii

6 iv

7 No IT

8 / % 25% PC, A1 21cm A2 A3 100t A3-13m CBR 3% 34% 8%46% 31% 8% 6 K RTG (2 ) -4-3, - CBR 26

9 No K30 16 Co As 80 19% % 46% 12.5% 11% 10% 60% 18% % 33% -7 50% 34% - 3 -

10 / 79 21% 19% 14% 18% - 4 -

11 No % 25% 15% 66% 10 14% % 11% 40% ()

12 / - 6 -

13 No t AGV 35t ISO T kN 30t 25t 25t 8 1,000kPa AGV 200 3,000kPa 3 2 1) 2) 55 ) 1.25 ( ) 51t 23.6m 20m - 7 -

14 / m 2.9m 94 20m 4.7t 2.75t m 20ft 2.45m 6m 20m 5m 7 ( ) 200t t ( 800t ) t 4-8 -

15 No 5 3.5m ton 7.5ton 247ton ( ) 4,000cm t ( ) - 9 -

16 / mm mm mm 1250mm mm 1250mm

No RTG(Rubber Tyred Gantory Crane) 6 1 4 1 7m 17m 23m. 1 3.

17 No RTG(Rubber Tyred Gantory Crane) m 17m 23m ( ) 11t 11t25t t 28 ( ) 450kN )

18 / ( ) RTG B A ton RTG A ton B A RTG 8 8 RTG PR RTG

19 No 90 B 4 120kN. A B B A ±50% A 4 PC RC ILB

20 / ,pp () ,pp British Ports Association1996; The Structural Design of Heavy Duty Pavement for Ports and other Industries

21 No

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23 No

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25 国土技術政策総合研究所資料 TECHNICAL NOTE of N I L I M No. 255 September 2005 編集発行 C国土技術政策総合研究所本資料の転載複写のお問い合わせは神奈川県横須賀市長瀬管理調整部企画調整課電話 :

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