Transcription of Micropiles Design 101 - Structural Engineers
{{id}} {{{paragraph}}}
Example: air traffic controller
Micropiles Design 101 - Structural Engineers
1 Micropiles Design 101 Allen Cadden P EAllen Cadden, Chester, PALas Vegas, NV 2008 Objective Develop a background understanding of the geotechnical and Structural Design processes for Micropiles in Structural foundation support for Considerations5Bi fD i Design for Engineers Fundamentals are similar to Fundamentals are similar to traditional pile Design However, due to the small Structural section, Structural Design and stiffness can often controloften control3 Designers Must UnderstandAvailable Tools Drilling rigs Drilling rigs Drilling methods Available Structural Materials Reasonable Bond ValuesValues Quality ControlConstruction Techniques Drill Rig 4 Micropile Materials Permanent Steel Pipe API 5CT & ASTM A252 80 ksi yield Flush joint threads Steel Reinforcement ASTM A615, Gr.
AASHTO Driven Unfilled with increase for unlikely damage ACI with LF = 1.55 FHWA Micropiles AASHTO Caisson CODE 0.25 0.25 0.40 86.2 13.8 0.33 0.33 JAMP 0.59 0.59 324.5 0.59 0.59 AASHTO Driven Concrete Filled NO increase for unlikely damage 2006 IBC: 0.33f’c, 0.4fy (max 32ksi) compression: 0.6fy tension AASHTO LRFD Design
Tags:
Information
Domain:
Source:
Link to this page:
Please notify us if you found a problem with this document: