LBT Q2 2008 Engineering LBT Q2 2008 Engineering ReviewReview

SABSAB

Static BalancingStatic Balancing

21-July-200821-July-2008 LBT Q2 2008 Engineering RevieLBT Q2 2008 Engineering Revieww

Highlights (Q2/2008)Highlights (Q2/2008)

Schedule has been redefined as:Schedule has been redefined as: Design Review: CompletedDesign Review: Completed Manufacturing start: End of JulyManufacturing start: End of July Delivery to Mountain: First week of SeptemberDelivery to Mountain: First week of September Project complete (final acceptance): Beginning of SeptemberProject complete (final acceptance): Beginning of September

Amount of counterweights approximatedAmount of counterweights approximated ~Maximum of 20-22 tonnes total needed for -Z~Maximum of 20-22 tonnes total needed for -Z

Management Plan document completed and archived.Management Plan document completed and archived. Technical Specification document completed, reviewed, and Technical Specification document completed, reviewed, and

archived.archived. Reference document indicating the distribution of static weight Reference document indicating the distribution of static weight

included in archive.included in archive. Two quotes have been received by one vendor. The first quote Two quotes have been received by one vendor. The first quote

was larger than budget. Second quote within budget, but only for was larger than budget. Second quote within budget, but only for mounts and not trim plates.mounts and not trim plates.

21-July-200821-July-2008 LBT Q2 2008 Engineering RevieLBT Q2 2008 Engineering Revieww

Progress (Q2/2008)Progress (Q2/2008)

Design and fabricate –Z ctwts., mounts, and Design and fabricate –Z ctwts., mounts, and placement. placement. √ √ - design complete- design complete √ √ - weight placement chosen- weight placement chosen

Get quotes for fabrication of -Z ctrwts. and mounts. Get quotes for fabrication of -Z ctrwts. and mounts. √ √ - awaiting more quote responses- awaiting more quote responses

Required documents completed. Required documents completed. √√ Completed Technical Specification document to be Completed Technical Specification document to be

reviewed. reviewed. √√ Verify weight needed and location. Verify weight needed and location. √√ Verify installation procedure. Verify installation procedure. √√

21-July-200821-July-2008 LBT Q2 2008 Engineering RevieLBT Q2 2008 Engineering Revieww

Open IssuesOpen Issues

TechnicalTechnical NoneNone

ScheduleSchedule Manufacturing time within allowable limits and abilities Manufacturing time within allowable limits and abilities

of prospective fabricatorsof prospective fabricators Delivery and installation does not interfere with future Delivery and installation does not interfere with future

telescope procedures and planningtelescope procedures and planning FinancialFinancial

Quotes stay within range of budgetQuotes stay within range of budget ResourceResource

Fabrication quotes, fabrication time, transportationFabrication quotes, fabrication time, transportation

21-July-200821-July-2008 LBT Q2 2008 Engineering RevieLBT Q2 2008 Engineering Revieww

Planning (Q3/2008)Planning (Q3/2008)

Respond to quotesRespond to quotes Start fabrication and then installStart fabrication and then install