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高层建筑设计防火规范是什么？

高层建筑设计防火规范是什么？

浏览：52次 | 提问时间： 07-30 10:25

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我有人陪 07-30 10:26

建筑物要留出【消防登高面】，便于架设云梯等如果裙楼高度及凸出过大，那就不能作为消防登高作业面了后半句，仍是为了便于消防作业补充:周长的1/4，可以针对非矩形*廓的建筑，如圆形这样理解那段话:1、矩形*廓的建筑物，有长边的，要留出1个长边的立面做消防登高用2、圆形或椭圆等形状，要留出1/4以上长度的立面3、非矩形、非圆形、非椭圆，要找出1/4以上，且含建筑的最长边

洋葱催人泪因你剥他心 07-30 10:34

高层民用建筑防火设计，必须遵循“预防为主，防消结合”的消防工作方针，针对高层建筑发生火灾的特点，立足自防自救，采用可靠的防火措施，做到安全适用、技术先进、经济合理。

梦昼初 07-30 10:42

.0.1 高层建筑应根据其使用性质、火灾危险性、疏散和扑救难度等进行分类。并应符合表3.0.1的规定。 3.0.2 高层建筑的耐火等级应分为一、二两级，其建筑构件的燃烧性能和耐火极限不应低于表3.0.2的规定。各类建筑构件的燃烧性能和耐火极限可按附录A确定。 3.0.3 预制钢筋混凝土构件的节点缝隙或金属承重构件节点的外露部位，必须加设防火保护层，其耐火极限不应低于本规范表3.0.2相应建筑构件的耐火极限。 3.0.4 一类高层建筑的耐火等级应为一级，二类高层建筑的耐火等级不应低于二级。裙房的耐火等级不应低于二级。高层建筑地下室的耐火等级应为一级。 3.0.5 二级耐火等级的高层建筑中，面积不超过100㎡的房间隔墙，可采用耐火极限不低于0.50h的难燃烧体或耐火极限不低于0.30h的不燃烧体。 3.0.6 二级耐火等级高层建筑的裙房，当屋顶不上人时，屋顶的承重构件可采用耐火极限不低于0.50h的不燃烧体。 3.0.7 高层建筑内存放可燃物的平均重量超过200kg/㎡的房间，当不设自动灭火系统时，其柱、梁、楼板和墙的耐火极限应按本规范第3.0.2条的规定提高0.50h。 3.0.8 建筑幕墙的设置应符合下列规定：

青葵没有公主梦也要有女王心 07-30 10:51

规范就是**的各个行业的标准，高层建筑设计防火规范内容大致为：消防通道的要求、消防栓的设置、消防管道压力要求，建筑自救系统，等。

孤雏 07-30 10:59

1. 总则1．0．1 为了防止和减少高居民用建筑（以下简称高层建筑）火灾的危害，保护人身和财产的安全，制定本规范。1．0．2 高层建筑的防火设计，必须遵循“预防为主，防消结合”的消防工作方针，针对高层建筑发生火灾的特点，立足自防自救，采用可靠的防火措施，做到安全适用、技术先进、经济合理。1．0．3 本规范适用于下列新建、扩建和改建的高层建筑及其裙房：1．0．3．1 十层及十层以上的居住建筑（包括首层设置商业服务网点的住宅）；1．0．3．2 建筑高度超过24m的公共建筑。1．0．4 本规范不适用于单层主体建筑高度超过24m的体育馆、会堂、剧院等公共建筑以及高层建筑中的*防空地下室。1．0．5 当高层建筑的建筑高度超过250m时，建筑设计防火应对特殊的防火措施进行专题研究，并应提交*消防主管部门组织专题研究论证。1．0．6 高层建筑的防火设计，除执行本规范的规定外，尚应符合现行的有关*标准的规定。2. 术语2．0．1 裙房 skirt buildng与高层建筑相连的建成高度不超过24m的附属建筑。2．0．2 建筑高度 bui1ding altitude建筑物室外地面到其檐口或屋面面层的高度，屋顶上的水箱间、电梯机房、排烟机房和楼梯出口小间等不计入建筑高度。2．0．3 耐火极限duration of fire resistance建筑构件按时间-温度标准曲线进行耐火试验，从受到火的作用时起，到失去支持能力或完整性被破坏或失去隔火作用时止的这段时间，用小时表示。2．0．4 不燃烧体 non－combustible component用不燃烧材料做成的建筑构件。2．0．5 难燃烧体 hard-combustible component用难燃烧材料做成的建筑构件或用燃烧材料做成而用不燃烧材料做保护层的建筑构件。2．0．6 燃烧体 combustible component用燃烧材料做成的建筑构件。2．0．7 综合楼 multiple－use building由二种及二种以上用途的楼层组成的公共建筑。2．0．8 商住楼 business－living building底部商业营业厅与住宅组成的高层建筑。2．0．9 网局级电力调度楼 large－scale power dispatcher`sbuilding可调度若干个省（区）电力业务的工作楼。2．0．10 高级旅馆 high－grade hotel具备星级条件的且设有空气调节系统的旅馆。2．0．11 高级住宅 high-grade residence建筑装修标准高和设有空气调节系统的住宅。2．0．12 重要的办公楼、科研楼、档案楼 important office building ，laboratory，archive性质重要、建筑装修标准高，设备、*贵重，火灾危险性大、发生火灾后损失大、影响大的办公楼、科研楼、档案楼。2．0．13 半地下室 semi －basement房间地平面低于室外地平面的高度超过该房间净高1／3，且不超过1／2者。2．0．14 地下室 basement房间地平面低于室外地平面的高度超过该房间净高一半者。2．0．15 安全出口 safety exit保证人员安全疏散的楼梯或直通室外地平面的出口。

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