DSHW-1998-003873 - 0901a06880156379

PROPULSION GROUP
P.O. BOX 707
BRIGHAM CITY, UT 84302-0707
801-863-3511
July 21, 1998
8700-FY98T-010
AEROSPACE & INDUSTRIAL TECHNOLOGIES
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Dennis R. Downs, Director
Division of Solid and Hazardous Waste
Department of Environmental Quality
P. O. Box 144880
Salt Lake City, UT 84114-4880
Subject:
Dear IVlr. Downs,
Additional Information Request for Temporary Authorization
#MOD98.00729 (EPA ID # UTD009081357)
Mr. Jeff Vandel requested additional infonnation on the Sprint Demil Program for which
the Temporary Authorization was issued. This request came via e-mail on July 20, 1998.
Each question is answered below.
1. Identify all ofthe hazardous components ofthe Sprint Rockets (each unit contains the
followihg) :
a. lea. r' stage motor containiiig 3,870 lbs of 1.1 solid propellant, D003
lea. 2"*^ stage motor containing 1,002 lbs of 1.1 solid propellant, D003
2ea gas generators containing < 11 lbs each of solid explosive, D003
8ea initiators/squibs containing < 1 lbs each of solid explosive, D003
lea linear shaped charge containing < 0.5 lbs of solid explosive, D003
Freon - RCRA Non-hazardous liquid
Hydraulic oil - RCRA Non-hazardous liquid
b.
c.
d.
e.
f.
g-
A total of 49 units will be disposed during this program which should be completed by
December 31, 1998.
2. Describe how each component will be managed.
The miscellaneous items listed above will be removed from the first and second stage
motors. Items a-e will be placed in grounded conductive containers and properly
labeled. The containers will then be transported to the Bum Grounds for open
buming. The non-reactive ash will then be placed in our permitted landfill.
The first and second stage rnotors will be placed in specially designed holding
fixtures and fired at the Bum Grounds. The non-hazardous case will then be placed
in our permitted landfill foi" disposal.
3. Are any ofthe hazardous wastes liquids ?
No, all liquids associated with these motors are non-hazardous and will be managed
appropriately.
4. How many motors does Thiokol expect to disassemble by the time the Temporary
Authorization expires on September 14, 1998 ?
We anticipate completing approximately 12 motors by the September 14 date, and
would need an extension to take us through the end ofthe program.
Ifyou have any additional questions, please call Gene Curtis of my staffat (435) 863-
4479.
Sincerely,
lU^^^^^Au-*-^—"^^-i-^-—
J. D. Thompson, Director
Environmental, Fire, Security & Medical Services