TM 5-815-5/AFM 88-5, Chap 6/NAVFAC P-418
(Modified from "Foundation Engineering, " G. A. Leonards, ed., 1962, McGraw-Hill
Book Company. Used with permission of McGraw-Hill Book Company.)
Figure 4-19. Drawdown factors for fully penetrating circular, line, two-line, and rectangular well arrays; line source; artesian and gravity
flows.
4-20