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QUESTION 11 A 20 ft high MSE wall is to be designed using geogrid reinforcement to support a roadway segment by I-10 EB
Posted: Mon May 16, 2022 12:25 pm
by answerhappygod
- Question 11 A 20 Ft High Mse Wall Is To Be Designed Using Geogrid Reinforcement To Support A Roadway Segment By I 10 Eb 1 (155.18 KiB) Viewed 56 times
QUESTION 11 A 20 ft high MSE wall is to be designed using geogrid reinforcement to support a roadway segment by I-10 EB in the east of San Antonio. Material properties Backfill material: Q=34º, v=115 pcf Retained soil: Q=300 v=115 pcf Design: UX geogrid is used: Tallowable = 1500 lb/ft, reinforcement length = 14 ft, vertical spacing of the reinforcement = 18" 14 ft 13 12 18" 11 10 9 8 20 ft - 1 7 --- - iiiii iiiii WA - А B What is the factor of safety for pullout? (Assuming F*=0.20 and a=0.6) (4th layer) O A3.6 O B.4.0 O C.7.2 O D.6.1