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1970 Inspection of Experimental Marine Piling
The 54 Cooperative piles at Coco Solo, Canal Zone and the 273 Cooperative and NCEL experimental piles at Pearl Harbor, Hawaii were inspected during the weeks of 9 and 23 March 1970, respectively. After 7 years of exposure at Coco Solo, 9 of the 12 piles treated with creosote-coal tar showed borer attack of varying degrees of severity. Only minor attack was noted on 2 of the 18 dual-treated piles. None of the Cooperative piles at Pearl Harbor was attacked by borers after 7 years but 33 of the 207 NCEL experimental piles showed attack by one or more Martesia after 3 1/2 to 6 years. Some were also attacked by Limnoria. The most severly attacked piles were those treated with CCA-Type B, chromated copper arsenate, by a commercial treater. (Author)
1970 Inspection of Experimental Marine Piling
The 54 Cooperative piles at Coco Solo, Canal Zone and the 273 Cooperative and NCEL experimental piles at Pearl Harbor, Hawaii were inspected during the weeks of 9 and 23 March 1970, respectively. After 7 years of exposure at Coco Solo, 9 of the 12 piles treated with creosote-coal tar showed borer attack of varying degrees of severity. Only minor attack was noted on 2 of the 18 dual-treated piles. None of the Cooperative piles at Pearl Harbor was attacked by borers after 7 years but 33 of the 207 NCEL experimental piles showed attack by one or more Martesia after 3 1/2 to 6 years. Some were also attacked by Limnoria. The most severly attacked piles were those treated with CCA-Type B, chromated copper arsenate, by a commercial treater. (Author)
1970 Inspection of Experimental Marine Piling
H. Hochman (Autor:in)
1970
14 pages
Report
Keine Angabe
Englisch
Pest Control , Marine engineering , Marine borers , Supports , Pest control , Protective treatments , Creosote , Coal tar , Copper compounds , Arsenic compounds , Damage , Impregnation , Wood , Molluscacides , Panama , Pilings , Pear Harbor(Hawaii) , Coco Solo , Canal zone , Limnoria , Martesia
1976 Inspection of Experimental Marine Piling
NTIS | 1976
|1975 Inspection of Experimental Marine Piling
NTIS | 1975
|1969 Inspection of Experimental Marine Piling
NTIS | 1969
|1972 Inspection of Experimental Marine Piling
NTIS | 1972
|1973 Inspection of Experimental Marine Piling
NTIS | 1973
|