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of /home/abouaayt/public_html/aboutcivil/answers/qa-plugin/user-management/layer.php A road is actually 4250 m long but when measured by an incorrect Chain, - Civil Engineering Technical Questions Answers - Ask a Civil Engineer
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A road is actually 4250 m long but when measured by an incorrect Chain, which is 30 m long was found to be 239 long. What correction does the chain need.
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Currection is positive but error is negetive.
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