The competency, relevancy and effect of such survey and measurement, as evidence, shall be governed by the ordinary rules of evidence in civil cases. History: Laws 1887, ch. 55, § 5; C.L. 1897, § 2297; Code 1915, § 3471; C.S. 1929, § 88-209; 1941 Comp., § 25-830; 1953 Comp., § 22-8-30.