30.IS code 4968 method for subsurfacing sounding for soils

hello friends,
here is the link of the is code 4968
it has three parts.
mthod for subsurfacing sounding for soils
right click on the link and then click save target as to save it to a desired location.
part 1(dynamic method using 50 cone wihout bentonite slurry)
http://rishikesh1221.googlepages.com/4968_1.PDF
part 2(dynamic method using cone and bentonite slurry)
http://rishikesh1221.googlepages.com/4968_2.PDF
part 3(static cone penetration test)
http://rishikesh1221.googlepages.com/4968_3.PDF