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LY/T 2895-2017: Evaluation specification of operational skill for tending thinning in state-owned forest farms
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Evaluation specification of operational skill for tending thinning in state-owned forest farms
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LY/T 2895-2017
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Basic data | Standard ID | LY/T 2895-2017 (LY/T2895-2017) | | Description (Translated English) | Evaluation specification of operational skill for tending thinning in state-owned forest farms | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B64 | | Classification of International Standard | 65.020.40 | | Word Count Estimation | 18,126 | | Date of Issue | 2017-10-27 | | Date of Implementation | 2018-01-01 | | Regulation (derived from) | National Forestry Admistration Notice 2017 No.18; Industry Standard Filing Notice No.12 (Total No.216) | | Issuing agency(ies) | State Forestry Administration | LY/T 2895-2017: Evaluation specification of operational skill for tending thinning in state-owned forest farms
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Evaluation specification of operational skill for tending thinning in state-owned forest farms
ICS 65.020.40
B64
People's Republic of China Forestry Industry Standard
National and forestry farms tending and thinning construction skills assessment norms
Released on.2017-10-27
2018-01-01 implementation
State Forestry Administration released
Content
Foreword I
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Evaluation Indicator System 2
5 Calculation formula 3
6 Setting up the inspection site 4
7 Tending Thinning Design 5
8 Construction Simulation 8
9 Evaluation Calculation 8
Appendix A (informative) Basic evaluation indicator system description 9
Appendix B (Normative Appendix) Table of Twelve Designs for Tending and Thinning 11
Appendix C (Normative Appendix) Tendering and Construction Skills Scoring Standards Table 12
Appendix D (Normative Appendix) Tendering and Construction Skills Rating Standards Table 15
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed and managed by the state-owned forest farms and forest seedlings work stations of the State Forestry Administration.
This standard was drafted. Hebei Saihanba Machinery Forest Farm, State Forestry Bureau State-owned Forest Farm and Forest Seeds Working Station.
The main drafters of this standard. Cheng Shun, Guan Changling, Li Yan, Liu Haiying, Cui Tongxiang, Hao Shulin, Zhang Fei, Liu Peng, Fu Lihua, Hou Haichao,
Fu Yuqing, Zhang Zehui, Liu Xiaolan, Wang Xuesong, Wang Lijun, Kang Yi, Yang Guolin, Guo Lingling.
National and forestry farms tending and thinning construction skills assessment norms
1 Scope
This standard stipulates the evaluation index system, calculation formula, setting test site and tending room of the state-owned forest farm evaluation and tending construction skills.
Cutting design, construction simulation, evaluation calculation and other content and requirements.
This standard is applicable to the assessment of the construction skills of the three types of tending and thinning methods for light-weight cutting, thinning and growing cutting in the state-owned forest farms.
Other types of forest management units can refer to implementation.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 15781-2015 Forest tending regulations
GB/T 26424-2010 Technical Specifications for Forest Resources Planning and Design
LY/T 1646-2005 Forest harvesting procedures
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Construction skills operationalskil
The ability of construction personnel to perform various projects or plans.
3.2
Inspection site detectionfields
According to the assessment of the skills required for the evaluation of the state-owned forest farms, the selection and establishment of typical and suitable sections in forested land
Shape the venue.
3.3
Construction simulation simulationfortendingthinning
In the inspection site, the target object is selected according to the design requirements of the thinning and thinning, or the wood objects such as wood and harvested wood are retained.
The process of designing indicators to the job.
3.4
Uniformity
Detect the uniformity of the distribution of individual trees in the site.
3.5
Partition standard deviation standarddeviationofzoningresults
The inspection site is divided into several cells of the same shape and uniform area, and the number of forest trees in each community is counted, and the number of forest trees in all communities is counted.
The standard deviation of the composition calculations.
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