DB64/T 1777-2021《灌区输水建筑物降糙防护技术导则》要点解读

Interpretation of DB64/T 1777-2021,Technical guidelines for roughness reduction and protection of water conveyance structures in irrigation areas

宁夏回族自治区地方标准DB64/T 1777-2021《灌区输水建筑物降糙防护技术导则》的发布实施为我国大型灌区老旧输水建筑物的降糙增流提供了借鉴。本文对该标准进行了解读,阐述了标准编制的背景,介绍了灌区输水建筑物现状和问题以及降糙防护技术发展,深入解读了标准的技术要点,以便相关技术人员更好地理解标准,加强标准的宣贯效果。

The promulgation of Ningxia’s local standard, DB64/T 1777-2021, Technical guidelines for roughness reduction and protection of water conveyance structures in irrigation areas provides reference for the reduction of roughness and increase of flow of old water delivery structures in large irrigation areas. This paper interprets the standard,expounds the development background of the standard, introduces the current problems of water conveyance structures in irrigation areas and the development of roughness reduction protection technology. This paper explains the technical key points of the standard, which is convenient for relevant technicians to better understand the standard and strengthen the publicity and implementation effect of the standard.