Plasma Rope- Destructive Tensile Tests

Plasma rope is tested for tensile strength before being put in service and again when it is removed from service.

Page last updated 05 Aug 2014

Test Results
Name/ Rope ID Diameter (in) Break Strength before use (lbs) Date removed from Service Break Strength after use (lbs) Test Certificates
BMC Main Line BMC #1 5/8 53,000 08Feb2010 36,092 test cert / graph
BMC Main Line BMC #2 5/8 53,000 15Mar2010 33,697 test cert / graph
BMC Main Line BMC #3 5/8 53,000 29Apr2010 31,767 test cert / graph
BMC Main Line BMC #4 5/8 53,000 29Apr2010 33,996 test cert / graph
BMC Main Line BMC #5 5/8 53,000 29Apr2010 33,153 test cert / graph
BMC Main Line BMC #6 5/8 53,000 29Apr2010 35,485 test cert / graph
New Plasma-10Aug2010 #7 5/8 40,947 10Aug2010 Still in use test cert / graph /mfr Cert of Conformance
RT Conmaco Old - #8 5/8 53,000 26aug2010 36,381 test cert / graph
GYRE Winch #9 5/8 53,000 29oct2010 27,997 test cert / graph, sample history
GX Main Winch #10 1/2 37,400 08Dec2010 18,200 test cert & graph, invoice
GYRE Main Winch #11 5/8 59,015 AmSteelBlue 02Mar2011 40,700 test cert & graph, invoice
GYRE Main Winch #12 5/8 53,000 Ultrex Yellow 02Mar2011 38,400 test cert & graph invoice
BMC Main Winch #13 5/8 51,400 Plasma 19 May 2011 39,300 test cert & graph invoice
BMC Main Winch #13-B 5/8 51,400 Plasma 10 Jan 2012 28,900 test cert & graph invoice
BMC Main Winch #14 5/8 51,400 Plasma 20 May 2012 36,700 test cert & graph invoice
BMC Main Winch #15 5/8 51,400 Plasma 13 Dec 2012 26,300 test cert & graph invoice
BMC Main Winch #16 5/8 51,400 Plasma 27 Dec 2012 41,500 test cert & graph invoice
GX Main Winch #17 1/2 31,300 Plasma 28 Dec 2011 14,600 test cert & graph invoice
GYRE Main Winch #18 1/2 31,300 Plasma 01 Apr 2012 13,200 test cert & graph invoice
GYRE Main Winch #20 5/8 51,400 Plasma 10 Jan 2014 12,999 test cert & graph invoice
GYRE Main Winch #21 1/2 31,300 Plasma 16 Mar 2014 13,830 test cert & graph invoice
BMC Main Winch #22 5/8 51,400 Plasma 02 May 2014 47,360 test cert & graph invoice

Manfacturer Specs- Minimum Break Strength for Synthetic Rope (in lbs)
Diam. inches AmSteel Blue Ultrex (yellow) Plasma/ Honeywell Spectra (purple)
3/8 17,600 18,000 17,500
1/2 30,600 33,660 31,300
5/8 47,500 47,700 51,400
3/4 58,000 67,500 68,500