Well drilling technical specifications SL256-2000

Author: None
Publisher:
Publish Date: 2005-04-01
Features: SL256-86 "Technical Specifications for Boreholes" includes General Principles, Borehole Planning, Borehole Design, Borehole Construction, and Borehole Support and Management, totaling 5 chapters and 130 articles, along with the Explanatory Notes for the "Technical Specifications for Boreholes." The main revisions to SD188-86 "Technical Specifications for Agricultural Boreholes" include the following aspects:
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- Added content on industrial and domestic water supply boreholes, renaming it "Technical Specifications for Boreholes."
- Changed the chapter on Well-Irrigation Area Planning to Borehole Planning: Combined the three sections—Well-Irrigation Area Planning, Well-Irrigation Area Reconstruction Planning, and Well-Channel Combined Irrigation Area Planning—into one section, renamed as Agricultural Water Supply Borehole Planning; added a section on Industrial and Domestic Water Supply Borehole Planning; and changed the section on Well-Irrigation Project Economic Evaluation to Borehole Project Economic Evaluation.
- Merged the section on bedrock pipe well design in the Borehole Design chapter into the Pipe Well Design section.
- Changed the section on technical and economic indicators for well-irrigation area management in the Borehole Support and Management chapter to technical and economic indicators for borehole management, adding content on sprinkler and micro-irrigation.
- Added new content, emphasized key points, and revised some technical indicators.