CONTENTS 



FIGURES--Continued Page 



30 Resultant force through wave cycle for 1/4-inch clearance, 



1.86-second period, and 0.25-foot height 66 



31 Resultant force through wave cycle for 1-inch clearance, 



1.86-second period, and 0.24-foot height 67 



32 Resultant force through wave cycle for 2-inch clearance, 



1.86-second period, and 0.25-foot height 68 



33 Change in resultant force with increasing clearance 69 



34 Resultant force through wave cycle for 1-inch clearance, 



1.23-second period, and 0.3-foot height 71 



35 Resultant force through wave cycle for 0.001-foot cle irance, 



0.95-second period, and 0.24-foot height 72 



36 Resultant force through wave cycle for 1/16-inch clearance, 



0.95-second period, and 0.24-foot height 73 



37 Resultant force through wave cycle for 2-inch clearance, 



0.96-second period, and 0.25-foot height 74 



38 Alternative approaches for handling pipeline orientation angles . . 76 



39 cp versus k . . . .• 78 



40 Cl versus k 79 



41 Cl versus <^ 80 



42 Effective positive coefficient of lift versus k 82 



43 Effective positive coefficient of lift versus (|) 83 



44 Effective negative coefficient of lift versus k 84 



45 Effective negative coefficient of lift versus <}) 85 



46 CL(l-k) or CL(k) versus k 88 



47 ({) versus (clear/u^g^^T) for 4-inch diameter 91 



48 (}) versus (clear/u^^^^T) for 3-inch diameter 92 



49 ([) versus (clear/u^^j^T) for 2-inch diameter 93 



