25 March 1959, J-6 Report:

For overseas testing activities

ET

ntific setup
considerable time has been spent laying out the s¢ie
irements to. H&N,
on board sr an LCU and forwarding these design requ
LCU and its
as well as reviewing the LRL design for an opensea
-relationship with &8&x

an LSD.

B y

For NTS test capability the

has moved
contract for 4 500-féot holes was let and the contractor
number of
In to start work; a request was made xx to increase the
holes to 6, which was turned down by DMA.

Furthermore design for

sted and
‘4 {00-foot holes for full scale shots up to 10 kT was reque
until
approved: by DMA, but construction will be held in abeyance
ion of
someone other than LASL will commit themselves on the quest
groundwater contamination.

Various other problems and aspects of the

eering,
NTS underground testing program are being addressed by engin
designs, feasibility studies, planning etc.
Here is a 26 Mar. 1959transmittal letter from Col. Wignall, Commander of
the 4950th , forwarding a draft operation plan for the so-called Early Bird

Nd Fe

operation, on which there was supposed to be a planning conference on 10 Mar.

Wignall forwards the draft plan in spite of the fact that the planning conference
was postponed.

A document from the Navy entitled, "Operation Willow, Navy Plans, SWET-7,"
Mar. 1959 has on the distribution the Commander of Task Group 7.3 at the U.S. Naval
Gun Factory in Washinton.

The report addresses the Navy's proposal for their

inclusion in the next overseas weapons effects test series and includes three

i ns as well as one surface detonati: on on the ocean's surface.
ter detonatio
underwate

TF

Select target paragraph3