DESIGN AND MODELING OF PROPPED FRACTURES 500 t 400 \ 300 + \ \ \ 100 ft \ - 200 \ \ . \ \ 100 7- k=O.Ol md 0 1 2 3 4 5 6 7 8 9 10 11 12 Time (Months) Figure E-11-Production rate with optimum fracture half-lengths. E-23