| 1. | Technical specification for cast - in - situ pile with expanded branches and plates
挤扩支盘灌注桩技术规程 |
| 2. | Experimental investigation and design analysis of vertically loaded cast - in - situ pile with expanded branches and plates
竖向荷载作用下挤扩支盘桩的试验研究及设计分析 |
| 3. | ( 2 ) it has been shown that the cast - in - situ piles with expanded branches or plates can provide a higher bearing capacity than common concrete bored piles
( 2 )对挤扩支盘桩能高承载力、节约成本进行了定量分析。 |
| 4. | At last , suggestions are given on the designing of vertical space between expanded branches or plates , pile spacing and disposal of pile position
最后，对挤扩支盘桩的支盘竖向临界间距、水平桩距和布桩方式的设计，提出了相应建议。 |
| 5. | Cast - in - situ piles with expanded branches or plates based on common concrete bored piles are a new type of piles foundation , which have been marked economic and social benefits
挤扩支盘桩是在普通混凝土钻孔灌注桩的基础上衍生出来的一种新型的桩基础，具有显著的经济效益和社会效益。 |
| 6. | ( 5 ) according to the relative theory of method of code , and connecting the project , compiling computer program , settlements of the pile groups for cast - in - situ piles with expanded branches or plates are carried out and analyzed
( 5 )利用《规范》法中的有关理论，结合工程实例，编制了计算机程序，对挤扩支盘桩群桩的沉降进行计算和分析。 |
| 7. | ( 4 ) by using finite element method , the settlement and stress distributions both cast - in - situ piles with expanded branches or plates and common concrete bored pile have been comparied . the main differences are pointed out , which may be useful for pile design
( 4 )用有限元法对挤护支盘桩和直桩的沉降、应力分布进行分析，指出它们应力分布的异同点，这有助于桩的设计。 |
| 8. | ( 3 ) based on geddes " formula , the author develops a settlement calculating formula suitable for the single pile of cast - in - situ piles with expanded branches or plates . and its feasibility is verified through finite element method and a case history analysis
( 3 )在geddes公式的基础上，提出了适合挤扩支盘桩单桩沉降的计算公式，并用有限元法和工程实测值验证了该公式的可行性。 |
| 9. | At first , based on the results of field pile tests , conclusions are made that the resistance of expanded branches or plates behaves mainly as end - bearing force , and this new type of pile can be classified as multi - end - bearing piles with friction
首先，通过现场试验结果，深入分析了挤扩支盘桩单桩的荷载传递机理，指出挤扩支盘桩的支盘阻力主要体现端承力的性质，并将挤扩支盘桩定性为摩擦多支点端承桩。 |
| 10. | Referring to the current study of cast - in - situ piles with expanded branches and plates and methods of pile foundation analysis , the paper makes a thorough research on the bearing and deformation behavior of vertically loaded piles with expanded branches and plates
本文基于已有的挤扩支盘桩研究成果及桩基荷载传递理论，通过现场载荷试验、荷载传递法和有限单元法，对竖向荷载作用下挤扩支盘桩单桩和群桩的承载变形特性分别进行了研究。 |
