SL 195-2015 (English Version) PDF

Scope: This standard clarifies the content and technical conditions of hydrological inspections; defines the classification of inspection methods; stipulates the technical requirements for inspections of hydrological elements such as precipitation, water level, flow, sediment, etc., and provides the error control range of inspection results. ;Proposed the technical content of patrol plan preparation. This standard applies to hydrological patrols, surveys and data compilation of natural rivers, lakes, reservoirs, artificial river channels, river sections affected by tides and near water projects.

SL 195-2015 Referenced Document

GB 50159 Code for measurements of suspended sediment in open channels
GB 50179 River Flow Test Specifications*， 2016-05-01 Update
GB/T 50095 Standards for basic terms and symbols in hydrology
GB/T 50138 Standard for stage observation
SL 21 Specification for precipitation observations
SL 247 Code for hydrologic data processing
SL 443 Specification for hydrometric cableway surveying
SL 537 Code for Measurement of Discharge by Hydraulics Structures, Weirs and Flumes