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ǰλãҳ > 单桩竖向抗压静载试验?0大常见问题及解决办法 - 百度文库

单桩竖向抗压静载试验?0大常见问题及解决办法 - 百度文库

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1׮ѹطװӦЩ涨

𣺼طװÿɸֳѡê׮װáѹƽ̨װáê׮ѹϷװáêװãӦй涨

1.طװṩķС1.2 2.ӦԼطװõȫǿȺͱ㡣

3.Ӧê׮ػθֽ׮Ľͷ㣻ù׮ê׮ʱê׮Ӧ4 Ӧê׮ϰ

4.ѹڼǰһμ㣬ȹ̵طƽ̨ϡ

5.ѹʩڵػѹӦ˴ڵػֵ1.5 ʱù׮Ϊ֧㡣

2׮ѹҺزȡҪ 𣺺ز÷ǧﶥϵĺشֱӲⶨòǧﶥ·ѹѹⶨѹǧﶥʶ߻ءIJӦ1%ѹӦڻ0.4 ѹͱá͹ʱѹӦ涨ѹ80%

3׮ѹҪ

𣺳˲λƴ̰ٷֱӦй涨 1.0.1%ֱڻ0.01mm

2.ֱ߿500 mm ׮ӦԳư4 λƲDZֱ߿Сڵ500mm ׮ɶԳư2 λƲDZ

3.ⶨƽ׮200mmλãӦι̵ع̶׮3ⶨƽ׮200mm λãӦι̵ع̶׮

4.׼ӦһĸնȣһӦ̶ڻ׼׮ϣһӦ֧ڻ׼׮ϡ 5.̶֧λƼƣٷֱļо߼׼Ӧ¡񶯼صӰ졣 4׮ѹ׮ֳ׮Ҫ 1.׮ij׮պƱ׼Ӧ빤׮һ¡

2.׮˸߳Կӵ棬Կӵ׮̨ױһ¡׮ͷӹ̿ɰ淶¼B ִС

3.Ϊê׮õĹע׮нͷĻԤ׮ǰ˶׮Խм⡣ 5׮ѹжطʽӦЩ涨

1.ӦּУ𼶵أּΪԤ޳1/10еһȡּص2

2.жӦּУÿжȡʱּص2 𼶵жء

3.ӡжʱӦʹشݾȡ޳ÿάֹеı仯Ȳóּصġ10%

6Ϊṩݵѹ鲽ӦЩ涨 ΪṩݵѹӦάֺط άֺط鲽Ӧй涨

1.ÿʩӺ󰴵5 15 30 45 60min ׮Ժÿ30minһΡ

2.׮ȶ׼ÿһСʱڵ׮0.1mmΣӷּʩӺ30min ʼ1.5h ÿ30min ij۲ֵ㣩 3.׮ʴﵽȶ׼ʱʩһء

4.жʱÿά1h15 30 60min ׮󣬼жһ

ءжӦ׮άʱΪ3hʱΪ1530minԺÿ30min һΡ

7ѹֹ 𣺵֮һʱֹأ

1.ij£׮ǰһ³5 ע׮ȶܳС40mm ʱ˼׮ܳ40mm 2.ij£׮ǰһ³2 Ҿ24h δﵽȶ׼

3.ѴﵽҪ

4.׮ê׮ʱê׮ϰѴﵽֵ

5..߳ʻʱɼ׮ܳ6080mm£ɸݾҪ׮ۼƳ80mm

8׮ѹ޳ۺϷȷ

𣺵׮ѹ޳ɰзۺϷȷ

1.ݳر仯ȷڶQ ߣȡ䷢ԶʼӦĺֵ

2.ݳʱ仯ȷȡβǰһֵ

3.ij£׮ǰһ³2 Ҿ24h δﵽȶ׼ȡǰһֵ

4.ڻQ ߿ɸݳȷȡS40mm Ӧĺֵ׮40m ʱ˿׮ѹֱڻ8mmm ׮ȡS=0.05DDΪ׮ֱӦĺֵ עĿж׮ѹδﵽʱ׮ѹ޳Ӧȡֵ

9׮ѹ޳׮򿹰μ޳ͳֵֵȷ

𣺵׮ѹ޳ͳֵֵȷӦй涨

1.μͳƵ׮伫ƽֵ30%ʱȡƽֵΪ׮ѹ޳

2.ƽֵ30%ʱӦԭ򣬽Ϲ̾ۺȷҪʱ׮

3.׮Ϊ3 3 µ³̨򹤳׮3 ʱӦȡֵ 4.λͬһµĵ׮ѹмֵӦ׮ѹ޳ͳֵһȡֵ ע׮ѷ칤ʱȡ׮ѵǰһΪ׮򿹰γֵ밴޺һȡֵȷijֵȡСֵ

10׮ѹⱨӦ淶3.5.5 ⣬ӦЩݣ

𣺼ⱨӦ淶3.5.5 ⣬Ӧ 1.ܼ׮׮λӦĵ״ͼ

2.ܼ׮ê׮ijߴ硢ǿȡê׮

3.ط࣬طӦָê׮Ӧзƽͼ 4.жططּ

5.淶4.4.1 ҪƵ߼Ӧݱжйص߼ݣ

6.жݣ

7.зֲĦʱӦд͡װλã㷽׮仯ߣ׮༫Ħ׮

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1׮ѹطװӦЩ涨 𣺼طװÿɸֳѡê׮װáѹƽ̨װáê׮ѹϷװáêװãӦй涨 1.طװṩķС1.2 2.ӦԼطװõȫǿȺͱ㡣 3.Ӧê׮ػθֽ׮Ľͷ㣻ù׮ê׮ʱê׮Ӧ4 Ӧê׮ϰ 4.ѹڼǰһμ㣬ȹ̵طƽ̨ϡ 5.ѹʩڵػѹӦ˴ڵػֵ1.5 ʱù׮Ϊ֧㡣 2׮ѹҺزȡҪ 𣺺ز÷ǧﶥϵĺشֱӲⶨòǧ

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