tag:blogger.com,1999:blog-1863314620987321895.post2768267186679408642..comments2024-03-23T14:11:14.675+06:00Comments on Foundation, Concrete and Earthquake Engineering: Loads on Helicopter Landing AreaRAJIBhttp://www.blogger.com/profile/01966555658597475135noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1863314620987321895.post-29469480657969230812016-02-16T18:45:36.869+06:002016-02-16T18:45:36.869+06:00what are values of W1 & W2 of different types ...what are values of W1 & W2 of different types of helicoptersAnonymoushttps://www.blogger.com/profile/15707452650797787313noreply@blogger.com