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Correspondence (.3.i) 9c0 -OL November 25, 2002 Zabellero ant OF TIGARD Norwest Engineering 4110 NE 122 Ave., suite 207 OREGON Portland, OR 97230 FILE COPY Re: Mezzanine Floor Addition 4655 SW 7 nd B P2002 -00493 Dear Mr. Zabellero, The City of Tigard Building Division has completed a review of the response to the initial review of the plans and calculations for the work at the above referenced address. This review was performed under the provisions of the State of Oregon Structural Specialty Code (OSSC), 1998 edition. The plans are approved as per the response faxed to us on 11/25/02. The plans are approved subject to the following comments. 1. The proposed mezzanine will be constructed to the requirements of an H-4 . occupancy. Please note that all electrical installations shall comply with the wiring methods contained Article 511 of the National Electric Code for commercial repair garages. 2. The special inspections for welding and epoxy bolting will be performed by PSI, Inc. All reports including a final summary shall be sent to the City of Tigard Building Division, Attn: Hap Watkins, Supervising Inspector. OSSC Sections 1701.2 and 1701.5 3. Guardrails for the mezzanine and stairway shall have intermediate rails or ornamental patterns such that a sphere 12 inches in diameter cannot pass through. Please show compliance with this section. OSSC 509.3 4. The design live load for the mezzanine floor is identified as 250 pounds per square foot. Design live loads are required to be identified with a durable metal sign and posted in a conspicuous location and permanently maintained. OSSC 1607.3.5 5. A copy of the approved plans shall be kept on site at all times and made available for inspection purposes. OSSC 106.4.2. If you have questions or concerns, please call me at (503) 718 -2448. Si,rcerely, Gary Lampella Building Official c. Hap Watkins, Inspection Supervisor Albert Shields 13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772 FROM :, ORWEST ENGINEERING PHONE NO. : 503 256 1239 Nov. 25 2002 01:55PM P1 NOR EST • [Ii{ cd i l.2a1 0k consultin Euglucers 4110 N. E. 122nd Avnnve, Suite 207 Portland, Oregon 97230 Office (503) 254 -0110 Fax (503) 256-1239 FAX TRANSMITTAL Date: Noll, 25 2-c)o From: G, Creep) S, Z akLI o P To: C1'T`'1 of T1c�472sa Re: P4 , MED A J11JE FLOOR A .DD)7I)2A) Vo T Re: !-L s s1A1 12 A.v>v', 503 - 24- -3 (. Bur' 4-1 F AX PLUMBE O'er (.1.34 -7 29-7 • Attention: GAR ti LA'M FELL R Rull -D1ti)U Total number of pages, including cover sheet = ( 1ucs / COMMENTS • Veik-(Z... P , LA-wt L A 1 e- E 7)4E I 07-0 f A'n < 1J Yo U R E' ©u - rr co NA P z. erE . ' R vNi 1 �� , • C) l RP" cN )C1n•74 1 a Cccsr Cgl __ 0 S -Z TO -4 Pow 'site 'ee Z2 1•J'e 04-0,0 Yr, C o ssG 7 4 -03 -E 3-3 2, P51 1�G CSc3) ° i - 72► 4 3Z ' m 6 - - �� Pt 7 L e o 11.7 S �Y -Q c.T1 o o.) TI�-rc 11JSP W ( !.. L, , 13 � ' .� 014-+ -� e2v o■ 1 S1tzu-T72ft WW1 -D11J C TAD E.-Po-Kt') C3oiar1 f..1 L P e g . -152 J--• -rot— SIP 67-4►rt.. J sP =* , oSSC 5 'no7JS 17 12 b#) 1 h , 3.) (PILL PRov ;9 /flp 1-rut. VA W135 ber— TIO • G �►. p V W'Th c) S S C Foi . 3 4 UJ1LL I N S7i�L — D E L 1 JE Loktt. W Mir Um. E" • M -L S1e,r3 � - 2G8.�'� E3� 0 C.. 1 (,, o'7 . OP` '1 SG W 11_L 4+EL.r `co co M -rb ( �.+�►21s ►.1 S ilIPATNW November 23, 2002 Fred Zabellero CITY' OF TI� Norwest Engineering 4110 NE 122n Ave., suite 207 OREG Portland, OR 97230 Re: Mezzanine Floor Addition 14655 SW 72n BUP2002 -00493 Dear Mr. Zabellero, The City of Tigard Building Division has completed a review of the submitted drawings and calculations for the work at the above referenced address. This review was performed under the provisions of the State of Oregon Structural Specialty Code (OSSC), 1998 edition. The plans are not approved as submitted. Please provide the following information so we may complete the review. 1. The exiting occupancy is identified as an H-4 repair garage with the proposed mezzanine as an S -2 storage occupancy. A one -hour fire - resistive occupancy separation is required between an S -2 and an H -4. Please show how this will be accomplished. OSSC Table 3 -B 2. The plans indicate structural welding and epoxy bolting will occur. Please identify the special inspection agency and the credentials of the inspector that will be performing the special inspections. OSSC Sections 1701.2 and 1701.5 3. Guardrails for the mezzanine and stairway shall have intermediate rails or ornamental patterns such that a sphere 12 inches in diameter cannot pass through. Please show compliance with this section. OSSC 509.3 4. The design live load for the mezzanine floor is identified as 250 pounds per square foot. Design live loads are required to be identified with a durable metal sign and posted in a conspicuous location and permanently maintained. OSSC 1607.3.5 If you have questions or concerns, please call me at (503) 718 -2448. Sincerely, Gar Lampella Building Official c. Hap Watkins, Inspection Supervisor Albert Shields 13125 SW Hall Blvd., Tigard, OR 97223 (503) 639 -4171 TDD (503) 684 -2772