Research Article
Influence of Backfill Compaction on Mechanical Characteristics of High-Density Polyethylene Double-Wall Corrugated Pipelines
Table 5
Increments of maximum circumferential strain of the pipe.
| Condition | Crest (%) | Valley (%) | Liner (%) | Difference between valley strain and liner strain (%) |
| L01 | 0 | 0 | 0 | 0 | L02 | 25 | 28 | 34 | 27 | L03 | 18 | 26 | 33 | 27 | L01-L02 | 5 | 13 | 16 | 12 | L01-L03 | 20 | 28 | 23 | 20 | L02-L03 | 15 | 14 | 22 | 13 | L01-L02-L03 | 15 | 17 | 24 | 14 | L01-R02 | 30 | 32 | 38 | 30 | L01-R03 | 19 | 33 | 40 | 42 | L02-R03 | 32 | 39 | 48 | 36 |
|
|