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31B-267 (6) N 315 - a a7 Ai\ti -_- _ _)i. li JACOB SMITH ENGINEERING & DESIGN November 11, 2012 To: Louis Hasbrouck Building Commissioner 2012 Town of Northampton fdu1 210 Main Street - -Northampton. MA ecmlwmarom,k<.J'Goli 01062 Re: 57 and 59 Center Street Northampton.MA 01062 Louis: On November 5th and 71h,2012, I visited the above address to observe the progress of construction of this project. Construction is underway to alter an existing residential structure and an existing commercial structure that are next to one another into a single commercial use structure. At the time of my observation the following people were on site: Jeff Pratt of Jeff Pratt Builders and trades men from Valley Concrete and Construction Services. After some delay, new foundation elements are being installed behind the 59 Center Street address. This new foundation is part of an addition to 59 Street and will connect 57 Center Street to 59 Center Street. At the time of my observation new foundation walls elements had already been installed at the north and east sides of the new addition. Internal concrete pads have also been installed. Tradesmen were forming up foundation walls at the west and south wall faces. I have identified several changes that have been made from the original foundation design dated 7/17/12. It has been determined that an insulated form system would be advantageous to installed a precarious one sided wall pour that is located at the west side of 57 Center Street.The proper wall reinforcing has been installed in the insulated form work. It appears that due to site conditions several parts of the foundation walls are being poured not monolithically, but rater in separate pours. I have instructed Jeff Pratt that he needs to instruct the concrete tradesmen to drill and epoxy two 2'-6' long#5 bars at the top, middle, and bottom at each cold joint. Provide 6 inches of embedment. Horizontal reinforcing bars shall be tied to the doweled bars. It is my impression that the general intent of the contract documents have been followed during the installation of the new foundation plan. Please do not hesitate to contact nle wit ' .,;,-tions. ,y1N Or 0. Thayer Stre t s dates, Inc. 3JACOP �" - 0 4 I SWAM Jacob F. Smith, P.E. °0 NO F7490 4 8 COA _ y,DErxtlrtn, MA 01373 Jacob engineering.com VOICE 413-397-3441 FAX 413-665-1144