LO2, Intertank, and LH2 Ice/Frost Ramps Staging Locations 404 439 476 514 553 593 634 676
LO2 Ice/Frost Ramps (12)
718
Typical IFR Configuration (STA 1528)
760 794 828 862 897 922 949 980
Intertank Ice/Frost Ramps (7)
1049 1082 1151 1205 1270 1334 1399 1464
pressurization lines
1528 1593
ice/frost ramp cable tray
1657
LH2 Ice/Frost Ramps (16)
1722 1787 1851 1916 1980 2013/2028 2057
STA 2058 is hidden behind a strut and can not be imaged at External Tank separation. 1 / 15
Top Ten LH2 Ice/Frost Ramp Foam Loss Events STSSTS-50
STSSTS-94
STSSTS-77
STSSTS-101
STSSTS-77
Location: STA 1787 Visible Area: 35.9 in2 Longest Dimension: 20.9 in Mass: 0.121 lbs
Location: STA 1528 Visible Area: 84.9 in2 Longest Dimension: 12.8 in Mass: 0.081 lbs
Location: STA 1464 Visible Area: 24. in2 Longest Dimension: 9.7 in Mass: 0.063 lbs
Location: STA 1851 Visible Area: 34.3 in2 Longest Dimension: 7.6 in Mass: 0.051 lbs
Location: STA 1528 Visible Area: 72 in2 Longest Dimension: 11 in Mass: 0.038 lbs
STSSTS-91
STSSTS-94
STSSTS-114
STSSTS-90
STSSTS-95
Location: STA 1464 Visible Area: 25.9 in2 Longest Dimension: 6.5 in Mass: 0.035 lbs
Location: STA 1593 Visible Area: 32.4 in2 Longest Dimension: 13 in Mass: 0.030 lbs
Location: STA 1528 Visible Area: 8.4 in2 Longest Dimension: 5.8 in Mass: 0.026 lbs
Location: STA 1205 Visible Area: 13.7 in2 Longest Dimension: 4.5 in Mass: 0.022 lbs
Location: STA 1851 Visible Area: 46.1 in2 Longest Dimension: 9.6 in Mass: 0.022 lbs
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