Krabi Coal Fired Thermal
Power Plant Project
Truck Scale
RFP Issue
280883.67.0418 13May2015
Source: 14579, 2014, v2.1 Truck Scales Page 2 of 6
Work In Accordance With
Weighbridges and appurtenances –
design, construction, and scale accuracy
National Institute of Standards and
Technology (NIST), Handbook 44,
"Specifications, Tolerances, and Technical
Requirements for Weighing and Measuring
Devices"; National Type Evaluation
Program (NTEP) Certificate of
Conformance: applicable state regulations
for commercial weighing devices;
AREA/AAR and Cooper Rating E-80 (for
railway track scales); and American
Association of State Highway and
Transportation Officials (AASHTO)
Loading Specification HS20-44 (for truck
scales)
Welding American Welding Society AWS D1.1
Structural steel and structural steel
embedments
ASTM A36
Display/printing system Provided in IP42 enclosures for indoor use
and IP65 enclosures for outdoor exposure
Certificate of Conformance for Weighing
and Measuring Devices
National Type Evaluation Program,
traceable to international or national
measurement standards.