A MarchTWX from Starbird to Hertford authorizes immediate work to be done to meet the LASL readiness requirements at the NTS within the cost ceiling of s;s/million dollars and accruing the costs in fiscal year 60. The items include (!):deepen one existing 500 foot hole to 800 feet, (2) knock mately out the plug at the bottom of the second 500 foot hole and de=pen it to approxi e continu and 525 feet (3) drill two new holes to 800 and 1200 feet respectively year 60. (4) purchase a 35 ton capacity wench. (5) engincering for a 50 ton of two wench should be initiated but procurement deferred. (6) purchase diz gnostic diagnostic trailers to be completed in FY 60. (7) procurement of it in this g obtainin of ity possibil cable required by LASL to determine the fiscal year. (8) provide surface facilities as mentioned in previous TWX's. SF ee da ae drilling towards thesedepthsas far as time permits before the end of fiscal a mecting on the A lOMarchmemo within the Las Vegas Branch documents r, Recco, Narve & s LRL program held on 2 March and attended by Holme program Col. O'Brian of DMA, ALO and LRL where all the specifics of the LRL as well as a few words about the LASL program were aired. Among other need to details discussed are the facts that DMA is standing very firm on the cally within spend no more than 3.3 million dollars and get it all funded physi “< Who bi id i be ant i tae ff tf fiscal year 1960 with no carry-over into fiscal year 1961. Furthermore, it was noted that DMA had advanced the completion date of the EQ3 drift fram July 15 to June 15 purposely. Documentation through the month of March showed that the details of the LASL test requirements were madeknown to ALOO who wentout and purchased the necessary cabling, raeks. hoists, etc., as well-as the LRL program being funded as promised and the Reeco work procecding. A 2 April TWX from Holmes & Narver, to ALOO gives a plan schedule for the four LASL holes in Area 3 which begins with invitation to companies to bid for the drilling on 6 April with bids due during April and notice to proceed coming on the 29th of April. The projected completion times are as follows: Hole AA to be 525 feet dcep, completed 3 June; Hole AG 800 feet, 3 June; Hole BB 800 feet, 6 June; Hole BC, Ist 800 fect completed by 28 May and the last 400 feet to be completed by 30 June. Further the TWX notes that there can be one, two or three contractors on the job to assure three rigs of the proper size and capacity. Sf Here is a 13 March, 62/memo R. Preston and Vay Shelton or Livemare on ee ene "Technical Concept For A Program of Measurments of Phenouema Involded in Nuclear Explosions in Tunnels." This memo contains a concise summary of Livermore's problems to date in containing tunnel explosions and the various methods tried and a program of measurments in the near future to further their understanding and modify their methods. : -

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