()Ͽڷ
Ͽڷ裬Ͻü֧Ŵ裬Ϊֹܷ˫ȲСڼȣȵͼܴ3סܴ5סϿӦ辯ʾʾ
()жϿڷ
жϿڷӦͻŲڿڵʱֹκβλ뾮ּڣűΪţװÿ(һδرգ)Ӧڿ̨δرյλľʾźš
()жƽ̨
1жƽ̨ӦƺʹӦϲС300kg/m2Ҫ뾮ּܼӣǽӲø;
2жƽ̨Ӧ˺߽Ű壬̶ְ̲Ͻּб;
3߶ȳ30mӦȡɿжɴʩƼ;
4жƽ̨ڱҰȫʾ־Ͻ̽ͷءˡ
()
1ϿڱװаȫţȫͣװӦ(ȫŴʱͣװǿƶ)Ӧø߶Ȳ1İȫӦз;
2ö˿;
3ɫӦɫ𣬲Ŀ;
4ڵײӦƻװá
()ȫλ
ּܵͼӦװеͣװáװáλװãװӦλ;еͼİȫװ⣬Ӧ¼λͳ
(ʮ)ƽⴸ
ƽⴸװӦι̿ɿͨΧӦò1.5mķΧ뽨PʩӦ֤㹻İȫ롣
(ʮһ)˿
1ø˿ȫϵK7;
2˿öϹɺͶ˿ﵽϱĸ˿;
3˿Ҫ˿ƥ䣬Ҫһ˳УСڸ˿ֱ6UͻӦͷһ࣬ѹһ;
4ͲƸ˿ʱ3Ȧ;
5˿Ӧй·ϵأ˿װüӦʵIJ롣
(ʮ)
1ֵİ뾶Сڸ˿С뾶(ͼ)ֱ25d(d=˿ֱ)()ֱ30d;
2Ӧװи˿װ;
3ֲÿڻ;
4ֱԵȱڵ;
5ֱ();
(ʮ)
1İװӦƷ˵Ҫװڵؽ˨ϣнķ֣ΧҪΧʩ;
2Ӧװи˿װ;
3Ӧ5;
4еӦãƶɿ;
(ʮ)
1ּܱרõԴͿ̨Ӧи뿪ء©أ̨·Ӧװж·ʧѹװ;
2̨ӦƵԴأӦڽжܿƵԴĽϵ翪;
3ѡõĵ豸ԪܡҪкϸ֤;
4ֹʹõ˳Ϊƿ;
5ּܵĽṹе豸Ӧпɿӵأӵص費Ӧ4
(ʮ)
1Ա¶ҵʱӦ̵IJôڽּϻΣյĵطӦзʩ;
2ĴӦӰԱߣҵϽʱ䶥ֹܷ˫;
3Ӧ֤ڵ豸İȫڲҸּ̨֮ܲźŻţԱӰ졣
(ʮ)
ּڽķװñΧ⣬20߶ϾּӦװװáɲó12m16пԲ;߳ü屾⣬Ӧç12϶пԲֻ10mm2ͭо½ӵװ
Դ༭Ƽ2009ȫʦ֪ʶѡ2