TUCKER, GA, Jan. 13, 2026 /PRNewswire/ -- Durham Geo Slope Indicator (DGSI) is pleased to announce the appointment of ...
The visual approach slope indicator (VASI) and precision approach path indicator (PAPI) are light systems on the side of a runway threshold that provide visual descent guidance information during ...
Inertial pigging of a short section on the 323-mm (12 in. nominal) OD Norman Wells crude oil pipeline from Norman Wells, NWT, to Zama, Alta., revealed the line had experienced an increase in internal ...
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