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Posted: **Mon May 16, 2022 12:28 pm**

: Question 18 A 20 Ft High Mse Wall Is To Be Designed Using Geogrid Reinforcement To Support A Roadway Segment By 1 10 Eb 1 (26.99 KiB) Viewed 38 times

: Question 18 A 20 Ft High Mse Wall Is To Be Designed Using Geogrid Reinforcement To Support A Roadway Segment By 1 10 Eb 2 (133.25 KiB) Viewed 38 times

: Question 18 A 20 Ft High Mse Wall Is To Be Designed Using Geogrid Reinforcement To Support A Roadway Segment By 1 10 Eb 3 (57.56 KiB) Viewed 38 times

: Question 18 A 20 Ft High Mse Wall Is To Be Designed Using Geogrid Reinforcement To Support A Roadway Segment By 1 10 Eb 4 (8.98 KiB) Viewed 38 times

QUESTION 18 A 20 ft high MSE wall is to be designed using geogrid reinforcement to support a roadway segment by 1-10 EB in the east of San Antonio. Material properties: Backfill material: «=34°, y=115 pcf Retained soil: 0=300, y=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 I 18" - 1 . -- 1 11 1 - - - - - - - - - - - 10 I - 9 8 20 ft 7 -- 6 -- -- 5 ---
B - - - - A
What is the factor of safety for pullout? (Assuming F*=0.20 and a=0.6) (4th layer) O A.3.6 O B.4.0 O C.6.1 OD.7.2