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| USE OF FULL FACE SLURRY SHIELD FOR PIPE JACKING IN HONG KONG'S RECLAIMED LAND |
| Ying HM',Poon S W² |
| ('The Univertiy ofGreenwich, Greenwich, U.K.) PDeparment ofRealEtateand Consrruction, The Univerity oflong Kong. Hong kong,China) |
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Abstract Pipe jacking has become a popular methot in d zinage construction in Hong Kong.However,the varied ground conditions encountered in reclhinediand may pose sivers jroolems to pipe jacking operation. This paper presents theexperience ofusing the: fuli fuce lury shield for pipe jackingin a reclaimed area. The study shows that the full face slury shicld with a rock cutting head performs satisfactorily. To ensure the machine can work effectively in all ground conditions, other factors nced to be considered including the rock cutting head being worm away, the hiting of under-ground structures, the sustainability ofjacked pipes aligument,the associated ground setlement and the damage to the jacked pipes caused by the jacking pressure.
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Received: 20 April 2003
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. [J]. , 2025, 44(S1): 0-0. |
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2003, Vol. 22 
