1 BROOKHAVEN SCIENCE ASSOCIATES

Central Chilled Water Facility – Phase II

Alan RaphaelMPO Project Manager

CFAC Committee ReviewNovember 9, 2009

Sub-basement/Pipe pit

CHW Expansion Basement

Existing CHW Plant

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Technical Progress

• Chilled Water Plant Expansion – EW Howell moving quickly• $15.3M Contract shared with BNL & NSLS-II (~55/45 split)• Managed by BNL F&O, Giffels Engineers is A/E • Contract awarded July 1st 09• Contractor received NTP July 27th, started construction 8/25• Completed mobilization, site clearing, excavation, installation

of shoring, concrete for pipe pit and pipe tunnel slab• Scheduled to complete December 2010• Contract completion February 2011

~ 3 – 4 months float from NSLS-II critical path

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Technical Progress (cont’d)

Shoring Bldg 600 (9/25/09)

Pipe Pit Concrete (10/5/09)

4 BROOKHAVEN SCIENCE ASSOCIATES

Technical Progress (cont’d)

Pipe Pit Backfill (10/12/09)

Under Slab Utilities (10/16/09)

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Technical Progress (cont’d)

Preparation Basement Mat(10/22/09)

Concrete Placement ofBasement Mat (10/23/09)

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Technical Progress (cont’d)

Finished Concrete of Basement Mat (10/23/09)

Forms and Reinforcement East Wall (11/3/09)

7 BROOKHAVEN SCIENCE ASSOCIATES

CCWF-II Basement Piping

CCWF Expansion

Basement Piping Header Isometric

Piping to NSLS-II Chillers

Piping for Future BNL Chillers

8 BROOKHAVEN SCIENCE ASSOCIATES

Work in Progress

• Reviewing submittals on major equipment items• Large pipe header dwgs approved and in fabrication• Structural steel dwgs approved and in fabrication• No significant change orders to date • Safety performance has been excellent• Sitework & concrete progressing well• Contractor proceeding on or ahead of schedule• Schedule ready for approval and incorporation in

baseline

9 BROOKHAVEN SCIENCE ASSOCIATES

Look Ahead

• Basement walls finished by Thanksgiving• Large pipe headers loaded into basement by

Christmas• Structural steel erected by February• Building enclosed by April