Thursday, August 12, 2010

Case Study

Case 1: The Mall, Kuala Lumpur

Building struck by lightning below the edge of The Mall, Kuala Lumpur. No conventional or unconventional lightning protection system available close to the stricken. But, The Mall is actually attached to Legend Hotel where there is ESE air terminal installed on top of the building as shown in the Plate no: 1.



Plate No: 1: Lightning struck below the edge of the roof at The Mall, Kuala Lumpur where that area is not protected by lightning protection system.



Case 2: SuCasa Service Apartment, Jalan Ampang, Kuala Lumpur

Lightning struck at a roof structure of the building, and there are 2 locations of lightning strike points adjacent to each other.




Plate No: 2 The sharp edges of the building experienced damages



Case 3: Grandeur Tower, Ampang

Building in the same locations badly damaged by lightning struck (refer to Plate No3 ). Notice the same location of the lightning struck at the corner of the roof and the pointed roof structure, showing poor lightning protection system installed or probably no lightning protection installed on top of the roof. One is unable to locate any conventional or unconventional lightning protection system. Almost 70% of the sharp edges of this building being struck by lightning. From the condition of the damages there is a possibility of multiple struck were repeatedly occurred.


(a)


(b)

Plate No 3 :The sharp edge of the building experienced lightning related damages i.e lightning struck at the corner section of a roof at Grandeur Tower, Ampang for case (a) and (b).


Case 4: Bangunan Risda, Jalan Ampang

Building struck by lightning at the corner roof structure, the ESE air terminal installed about 30metres away at the highest location from the corner roof structure. Air terminal is not effective in providing sufficient protection on all the roof structure.



Plate No 4: Lightning struck at the corner section of a roof at Bangunan Risda, Kuala Lumpur. ESE air terminal installed at the highest point of the building, but unable to protect the edge of the building


Case 5: Bukit Rawang Jaya Apartment


Plate No 5: Lightning struck at the gable of the roof at Bukit Rawang Jaya apartment notice Franklin rod at the edge of the roof.



Case 6: Low-cost Apartment in Kuantan, Pahang
Damaged at the top of the building and far from the protection rod.


Plate No.6: Lightning struck at the gable of the roof at a apartment in Kuantan


Case 7: Lafarge Building, Kuala Lumpur.


Lightning related Damaged at the edge of the building but surprisingly that spot is very near to the protection rod.



Plate No.7: Lightning struck at the sharp edge of the building top overlooking it is the Franklin Lightning Rod



Case 8 Kuala Lumpur General Hospital



Physical damage at the edge of the building leaving a chisel like edges


Plate No. 8: Lightning struck at the roof edge of Kuala Lumpur General Hospital


Case 9: Flextronics Building, Johore Bahru



Plate No.9: Lightning struck at the parapet wall of Flextronics.



The physical damage is quite serious where a big chunk of the building wall has fall off the building.



Case 10:Shop Houses, Nilai, Negeri Sembilan.

Plate No.10: Lightning struck at the concrete slap of the building top

Case 11: Multi-storey apartment, Kuantan, Pahang


Plate No. 11: The roof tiles were flown away and damaged due to lightning strike


Case 12: Building in Kuala Lumpur



(a)


(b)


Plate 12: a) A close-up new of the building parapet wall damaged due to lightning strike b) vertical closed-up view of lighning related damad

1 comment:

  1. Chong,

    I have contacted Mr. Loga, but somehow he also dont know the rate to rent the equipment. The value of the equipment is around RM4k - RM5k.
    Maybe you can ask someone that have experienced on it.

    ReplyDelete