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Correspondence ldc ' 60 ME Uorrizo- 00 373 • ARROW MECHANICAL CONTRACTORS, INC. 10330 S.W. TUALATIN RD. TUALATIN, OREGON 97062 PHONE: (503) 692 -1565 FAX: (503) 691 -1879 DATE: 9 -28 -00 NUMBER OF PAGES: 4 (including cover sheet) COMPANY: City of Tigard ❑ Transmittal 13125 S.W. Hall Blvd. ❑ Mail transmittal Tigard, Oregon 97223 • Fax transmittal • Please call ATTENTION: Bob Poskin ❑ For your file and /or disposition PHONE: 639 -4171 ❑ Please return • sets of approved FAX: 684 -7297 _ drawings and /or submittals to our office ❑ sets of drawings enclosed FROM: Art Schacher ❑ sets of submittals enclosed PROJECT: Sharper Image Washington Square COMMENTS: Bob this is from Kramer Gehlen Associates. We are using exiting opening in roof. Thank You Art Schacher ` At' 170 :39W L62L178920Sc01 6L8TT6920S MO&I :WOad 80:TT 00 82 -d3S y ' September 26, 2000�_I I111 CITY OF TIGARD Arrow Mechanical OREGON 10330 SW Tualatin Road Tualatin, OR. 97062 RE: The Sharper Image MEC #2000 -00373 9585 SW Washington Square Dear Applicant: Your plans have been zeviewed for compIian with State Code; the following items require your attention. l . Provide Engineering for loads imposed and lateral force. OSSC, Section 1632. 2. Provide a gas piping schematic. 3. Provide Oregon Non - Residential Energy Code Forms 4a through 4j. If you have questions, please call me at 639 -4171 X392. Sincerely, 04LZ 7des R bert Poskin, 030 Senior Plans Examiner raK ,'cJ 72.9 !,; SEP 2 t.7 20G0 13125 SW Hall Blvd.. Tigard. OR 97223 (503) 639 -4171 TDD (503) 684 -2772 • -- - TO:3Sdd L62Lf8920S :01 6LBTT6920S MONelb:WOAld LO: TT 00 82 -d3S - SEP -28 -00 09:03 FROM- WESTERN CONSTRUCTION SERVICES INC, 1- 380 -894 -7818 T -660 P 03/04 F -024 „ & ASSOCIATES. INC. 400 Columol9 St Consulttng Eng,neere Suite 240 Structural /Civil KRAMER Vancouver, WA 98660 -3117 GEHLEN 360 r 693 -1621 so3 / 289.2661 Fax September 25, 2000 ASSOCIATES 3so asvi sss -lsrx Mr. Ron Edwards Western Construction Company 4612 N. E. Minnehaha Vancouver, WA 98665 RE: Sharper Image, Located at Washington Square In Beaverton, Oregon KGA Project No. 00 - 296 Dear Ron: On September 21, 2000, I met with Bill Frenzel of Western Construction Company at the project site. He identified where they wanted to cut a 2' -0" diameter opening in an existing concrete masonry wall. The existing concrete masonry wall was currently acting as a spandrel that was approximately 20' tall above the existing opening. The spandrel had been reinforced with external metal added to the bottom and sides of the concrete masonry. The new opening was to be located very near a column that was providing support for the concrete masonry spandrel. It was Intended to be approximately 5'-0" above the bottom of the spandrel. Structurally, this new opening should be acceptable, as the shear of the concrete masonry and the bending capabilities of the concrete masonry will only be affected in a very minor way. The second Issue we reviewed was the locations of additional mechanical equipment on the roof. There was a 1,200 lb. make up air unit that was intended to be added to the roof. Initially, we discussed locating it near an existing column; however, the Mall Manager Indicated he wanted to re -use the existing curbs on the roof and utilize short, over -the -roof duct runs to existing openings that were approximately 4' -0" from the existing curbs, The existing curbs appeared to have supported a condenser previously, as they were two isolated curbs. There was an adjacent location where two similar existing curbs were supporting a new mechanical unit. The mechanical unit would be required to span across from one curb to the other. I would additionally recommend that there be four (4) %" x 4" lag bolts used to anchor the contact points of the new mechanical equipment to the existing curbs. I have Included our calculation indicating that the mechanical equipment should not overload the existing roof. In addition, it appears as though the original condenser was removed and, more than likely, weighed as much or more than the new, proposed make up air unit. Therefore, with the above - described anchorage the new unit should be able to utilize the existing curbs. I trust the above information is satisfactory for your needs. If you have any questions, please call our office. Sincerely, Rick E. Jones, , . Kramer Gehlen & Associates, Inc. AntikiCAN c�atAn� pY . 20 :39dd L62Lt'8920S :01 6L8TT6920S MOZINd:WOdd 80 :TT 00 82 -d3S SEP -29 •00 09:04 FROM- WESTERN CONSTRUCTION SERVICES INC, 1- 360 - 994 •1916 T -669 P.04/04 F -024 t K ic•x/ s r _ �NC. f oOF ST-mac ru IcE X[5T /N Mt�C1+ w7' (Z- c)O LD /JONST = Goa* D a r ri o N ,9- c., 1"7 . (v o O (3 o /4-) 4 SUo 1_* a _ ¢ s o c i (e)/( ) - = ¢o p.) f ECk Ps 4-0/c = /c.e0 p f EX/srI P2)4- Gvin(6S /Nb) CAT S re-GO C. G = 3 S p s -F L t , I I C I I S / v c -F )4 /) /€/( rZ lY E C;2 ' to • . S / nv C 6.6/60%-c IS S i• 7,4 -4-L ra Ili / es 4 / a iv i Q t - 7 tf C.( A/ / ✓C / -'oC? D Nor OciNc re e,0 )46 T/ E'X/sr/A C d -OO ST)2 u c It E . T I-I E x is T" / /1/416 C ,z,es r3 d Al a we fc x/ Si Jot s~" MEW A PrfOrECT r 4 I I r l ` V P Ec r - , t�, , z p ,Z v 1 liN AG t -- 14.44- SC..2 S r/ N (i 2 OC F I Al CLIENT /r+ S. � 1 CO I 1 - ICE KRAMER CONSULTIN 0 6NGINEERe- .$TRJCTURAI,/JIVIL DATE DESipN GEHLEN 40ot,aumola 3901113-1691 9 / ZS /Z—V. s,,.IB 240 V eneeur er, 103 / X9661 !( WA Mu GOT No. SWEET R4 ASSOCIATES $0660 -31i7 MO/ 898.7572 20 :391Jd L62Lb8920S :01 6L8TT6920S MaNd :Wald 80 :TT 00 82 -d3S September 26, 2000 CITY OF TIGAR� Arrow Mechanical OREGON 10330 SW Tualatin Road Tualatin, OR. 97062 RE: The Sharper Image MEC #2000 -00373 9585 SW Washington Square Dear Applicant: Your plans have been reviewed for compliance with State Code; the following items require your attention. . Provide ineerin for loads imposed and lateral force. OSSC, Section 1632. Engineering P 2. Provide a gas piping schematic. 3. Provide Oregon Non - Residential Energy Code Forms 4a through 4j. If you have questions, please call me at 639 -4171 X392. Sincerely, T R bert Poskin, CBO Senior Plans Examiner 13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772 •