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16:14 Jun 27, 2007
This question was closed without grading. Reason: Other
English to Arabic translations [PRO] Tech/Engineering - Construction / Civil Engineering / Road Works
English term or phrase:tolls
Rock excavation shall include all roadway excavation which, in the judgment of the engineer, is not practicable to excavate without the use of pneumatic tolls, drilling and blasting. Rock shall not include boulders less than 1.0 cubic meter in volume.