Micropiles
Design micropiles in accordance with AASHTO LRFD Bridge Design Specifications Article 10.5 and 10.9. Additional background information on micropile design may be found in the FHWA Micropile Design and Construction Guidelines Implementation Manual, Publication No. FHWA-SA-97-070 (Armour. et al., 2000) or FHWA-NHI-05-039.