1、 GUIDE FOR SLAMMING LOADS AND STRENGTH ASSESSMENT FOR VESSELS MARCH 2011 NOTICE NO. 2 October 2015 The following Rule Changes were approved by the ABS Rules Committee on 18 September 2015 and become EFFECTIVE AS OF 1 OCTOBER 2015. (See http:/www.eagle.org for the consolidated version of the Guide fo
2、r Slamming Loads and Strength Assessment for Vessels, 2011, with all Notices and Corrigenda incorporated.) Notes - The date in the parentheses means the date that the Rule becomes effective for new construction based on the contract date for construction. (See 1-1-4/3.3 of the ABS Rules for Conditio
3、ns of Classification (Part 1).) SECTION 8 DIRECT STRENGTH ASSESSMENT 7 Slot Connections (1 October 2015) (Revise Subsection 8/7, as follows.) Each slot connection under the design slamming pressure is to be verified using the following formulae: fb= P1/As58 for Asin in2= 1.85 for As 2.2 = 1.85 0.288
4、3(As 2.2) for 2.2 9.0 2 ABSGUIDE FOR SLAMMING LOADS AND STRENGTH ASSESSMENT FOR VESSELS .2011 Notice No. 2 October 2015 For intersecting of asymmetrical stiffeners = 0.68 + 0.0172 d/Asfor din cmand Asin cm2= 0.68 + 0.00677 d/Asfor din inches and Asin in2If the length of direct and shear connections
5、are different, their mean value is to be used instead of d, and in case of a single lug, the value is c. s= panel aspect ratio, not to be taken greater than 0.25 = sSmand fyare as defined in Subsection 8/3. For flat bar stiffener with soft-toed brackets, the brackets may be included in the calculation of As. ABSGUIDE FOR SLAMMING LOADS AND STRENGTH ASSESSMENT FOR VESSELS .2011 3
