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Report 16o8 (Aff 2 - 1 A- VLMK CONSULTING ea, !om .222.4453 E N G I N E E R S .248.9263 3933 SW Kelly Avenue • Portland • Oregon 97239 -4393 www.vlmk.com Fanno Creek Place - Building B Final Summary Report for Structural Observations December 11, 2007 OFFICE COPY PROJECT: Fanno Creek Place - Building B RECEIVED Upper Boones Ferry Road Tigard, Oregon JAN 1 ±. 2000 PERMIT NUMBERS:. BUP2006 -00519 VI fl(aA1iU BUILDIN INGDIVISION SUBJECT: Final Summary Report for Structural Observations To whom it may concern: VLMK Consulting Engineers has performed Structural Observations on the above noted project, as required by the 2007 Oregon Structural Specialty Code (OSSC), Section 1709 • as follows: 1. Observation of footing reinforcing steel. 2. Observation of concrete tilt wall reinforcing steel. 3. . Observation of structural steel. 4. Observation of lateral load resisting elements at roof structure. Observations were performed on all or portions of the above noted elements and reports of observations were submitted to the City of Tigard (Inspection) Department. To the best of our knowledge, the work on this project is in conformance with the approved plans, specifications, and supplemental engineer instructions. In addition, reports submitted by the special inspector were received and reviewed by VLMK as outlined in Section 1704. Please contact me with any questions. C r� Sincerely, ��p PRpp t VLMK Consulting Engineers ��� \GIN4 111111k, - Trent C. Nagele, P.E., S.E. OREGON _A-- -113 �v Distribution: Trish Nixon, LRS C NO. -llc Joe Peraglne, LRS 1.l EIPIRES: /31/ Z 09 Jim Sheppard, Opus NW —.. Brian Lasswell, Opus NW Hap Watkins, City of Tigard , Structural Engineering•Clvil Engineering•lnduslrial EnglneerIng•Planning•Studles /Evaluations•Entlllement File: c:\Acad205 \205497 \CORRL- SPONDENCE\Final Summary Letter -Bldg B.doc Pape 1 of I Printed: December 11, 2007 A ogaiv(o — cryS/ 7 • v 7409 SW Tech Center Dr. Ste. 145 LAW Fi ILE P $ CO. Tigard, OR 97223 Ph: 503 -443 -3799 Fax: 503 -620 -2748 runs rk SPECIAL INSPECTION FINAL REPORT DATE: November 30, 2007 PROJECT: Fanno Creek Building B PERMIT #: BUP2006 -00519 ADDRESS: Upper Boones Ferry Rd CITY: Tigard STATE: Oregon To Whom It May Concern: ACS Testing, Inc. attests that their inspectors performed special inspection(s) on a - continuous and /or periodic basis as required by the specific jurisdiction and/or IBC. Special inspection(s) were performed for the following: Reinforced Concrete Structural Steel Epoxy Anchors Based on personal observation, inspection and reports reviewed by me for the above project, I attest on behalf of ACS that work was performed to the best of my knowledge, in accordance with approved plans, specifications, and the applicable codes and standards for this jurisdiction. Approved by: , >4 BOB BROWN President BB /cs • • 2 - 5 cg 5 �y u �zoa -o�� o kPPRC OFFICE C OER -4924 LEGACY REPORT o lssued January 1, 2002 :.:t . � Qn(* - 0 0 5 »► EVISIO.N ICC Evaluation Service, Inc. Business /Regional Office • 5360 Workman Mill Road, Whittier, Calfomia 90601 • (562) 699-0543 Regional Office • 900 Montclair Road, Suite A, Birmingham, Alabama 35213 • (205) 599 -9800 • 4051 Mw-es.org t AP R i 4 a ' Country Club Hills, Illinois 60478 • (708) 799 -2305 Legacy report on the 1997 Uniform Building CodeTM DIVISION: 09—FINISHES 2.2.1 Gypsum Wallboard: HARDIROCK Max "C" is a Section: 09260— Gypsum Board Assemblies registered trademark for a proprietary gypsum wallboard that complies with ASTM C 36 for Type X gypsum wallboard. ONE- AND TWO -HOUR FIRE- RESISTIVE HARDIROCK HARD Fire -X gypsum wallboard complies with ASTM GYPSUM SHAFTWALL SYSTEMS C 36. The 1 -inch (25.4 mm) Type X HARDILINER complies with physical property requirements in ASTM C 442. JAMES HARDIE GYPSUM 2.2.2 Steel: The steel studs are fabricated from galvanized 26300 LA ALAMEDA, SUITE 250 steel complying with the requirements for ASTM A 653 SS MISSION VIEJO, CALIFORNIA 92691 Grade 33, having a minimum yield strength of 33,000 psi (228 MPa). The minimum design bare -steel thicknesses for the DIETRICH INDUSTRIES, INC. individual stud types are noted in Table 1. Studs being 500 GRANT STREET, SUITE 2226 manufactured from steel having minimum design steel PITTSBURGH, PENNSYLVANIA 15219 thicknesses of 0.0183 inch and 0.0325 inch (0.465 mm and 0.826 mm) have a G40 and 060 galvanized coating, KNORR STEEL FRAMING SYSTEMS respectively. 5073 SALEM - DALLAS HIGHWAY 2.3 Two -hour -rated Partition– Finished One Side: SALEM, OREGON 97304 The construction consists of steel studs and tracks faced on PHILLIPS MANUFACTURING COMPANY one side with 1 -inch -thick (25.4 mm) Type X HARDILINER 4404 SOUTH 76 CIRCLE and on the opposite side with two layers of either 1 / 2 - inch -thick OMAHA, NEBRASKA 68127 (12.7 mm) HARDIROCK Max "C" or 5 / -thick (15.9 mm) HARDIROCK Fire -X gypsum wallboard. The J -track is 1.0 SUBJECT installed along the ceiling line and vertically to abutting partitions with fasteners spaced a maximum of 24 inches (610 One- and Two -hour Fire - resistive HARDIROCK Gypsum mm) on center. The U -track or J -track is installed along the Shaftwall Systems. floor line. Steel studs are installed at 24 inches (610 mm) on 2.0 DESCRIPTION center, The 1- inch -thick (25.4 mm) Type X HARDILINER panels are erected vertically, with peripheral shaftliner edges 2.1 General: secured to the U- and J- tracks using 1 / -long (41 mm), minimum No. 6, Type S screws, spaced 24 inches (610 mm) James Hardie Gypsum shaftwall partition systems are on center. The other edge and the edges of adjacent designed for use where one- and two -hour, fire - resistive, Shaftliner panels are secured between the stud flanges with nonbearing wall assemblies are required. The partitions may no screw attachments required. On the opposite side, two be erected from one side and left unfinished on the service layers of (12.7 mm) HARDIROCK Max "C ", or equipment or shaft side, or they may be finished on both two layers of 5 / 8 - inch -thick (15.9 mm) HARDIROCK Fire -X sides when used to enclose staircases or other occupied gypsum wallboard panels, are secured over the studs with the areas. The systems consist of James Hardie Gypsum 1 -inch- base layer placed horizontally, perpendicular to framing, and thick (25.4 mm) Type X HARDILINER, and 1 / 2 - inch -thick (12.7 fastened to the studs and tracks using 1- inch -long (25.4 mm), mm) HARDIROCK Max "C," or 5 / -thick (15.9 mm) No. 6, Type S buglehead screws at 24 inches (610 mm) on HARDIROCK Fire- X'gypsum wallboard ; supported by either center. The face layer is placed vertically, parallel to framing, Knorr Steel Framing Systems or Phillips Manufacturing over the base layer and fastened using 1 (41 Company (National Gypsum Company) I- studs, or the mm), No. 6, Type S screws spaced 12 inches (305 mm) on Dietrich Industries C -T studs and U- or J- tracks. The center. Base layer joints must be staggered with respect to galvanized C -T or I -studs are available in widths of 21/2 joints in the face layer. The exposed wallboard joints and inches, 4 inches and 6 inches (63.5 mm, 102 mm and 152 screws are sealed using a joint -tape system. The assembly mm). The studs have a minimum thickness as shown in Table is illustrated in Figure 2. 1, and dimensional details as noted in Figure 1. Allowable partition heights are as shown in Table 3 of this report and in 2.4 Two - hour -rated Partition – Finished Both Sides: evaluation reports ER -3579 and NER -506. Construction details involving the C -T or I -studs and tracks 2.2 Material: and 1 -inch (25.4 mm) shaftliner are identical to those for the ICC -ES legacy reports are not to be construed as representing aesthetics or any other attributes not .specifically addressed, no' are they to be consrrned as ���� an endorsement of the subject of the report or a recommendation for its use. There is no warranty by ICC Evaluation Service, Inc., expr or ess implied, as to any finding or other matter in this report, or as to any product covered by the report. w Copyright © 2005 Page 1 of 6 - Page 2 of 6 ER -4924 system described in Section 2.3, except that a single layer of 2.8 Two -hour -rated Horizontal Membrane and Duct 1 / 2 -inch (12.7 mm) Max "C" or (15.9 mm) HARDIROCK Protection: Fire -X gypsum wallboard is installed vertically, parallel to framing, on each side of the studs using 1 -inch (25.4 mm), The J -track and Knorr I -studs system as described in Section No. 6, Type S screws 12 inches (305 mm) on center. Joints 2.3 for two -hour construction is installed in a horizontal are staggered or offset between succeeding gypsum board orientation, using two layers of 1 / 2 -inch (12.7 mm) layers. All 1'6 layer faints -are taped. ee Fiqurs 3: HARDIROCK Max "C" gypsum wallboard, with the first layer 7 installed at right angles to the I -studs and the second layer 2.5 One - hour -rated Partition- Finished One Side: installed parallel to the I- studs. In addition, a single layer of J uction details are identical to those for the finished one- 1 / 2 -inch (12.7 mm) HARDIROCK Max "C" gypsum wallboard stem described in Section 2.3, except that a single I progressively installed on top of the 1 -inch (25.4 mm) Type 5 / -thick (15.9 mm) HARDIROCK Fire -X gypsum HARDILINER panels as the shaftliner panels are installed rd is applied horizontally, perpendicular to framing, to s shown in Figure 7. The / inch (12.7 mm) gypsum wallboard is attached either byusing' / n- stud -face side using 1- inch -long (25.4 mm), No. 6, 2 inch (12,7 mm) beads screws spaced 12 inches (305 mm) on center in the of joint compound, at 12 inches (305 mm) on center, or by d 8 inches (203 mm) on center along the perimeter, using 1' / inch (38 mm), No. 6 Type S screws, at 12 inches d joints and screwheads are sealed with a joint tape (305 mm) on center. The allowable horizontal spans are as . See Figure 4. noted in Table 2. wo- hour -rated Partit of s with Sound Control: 2.9 Identification: Construction details are identical to those for the finished one- The 1- inch -thick (25.4 mm) Type X HARDILINER is identified side system described in Section 2.3, except that a double as "Type X HARDILINER" on an Underwriters Laboratories layer of /2 inch -thick (12.7 mm) HARDIROCK Max "C" or a Inc. label that appears on the back of each piece. The 5/8 double layer of 5 / inch -chick (15.9 mm) HARDIROCK Fire -X inch -thick (15.9 mm) HARDIROCK Fire -X and 1 / 2 - inch -thick gypsum wallboard is fastened to 1 / 2 -inch -deep (12.7 mm), (12.7 mm) HARDIROCK Max "C" gypsum wallboards are minimum No. 25 gage [0.0179 inch (0.45 mm) thick], resilient each identified by an Underwriters Laboratories Inc. label that furring channels installed horizontally at 24 inches (610 mm) appears on the back of each piece and on the bundling tape. on center. The resilient furring channels are fastened to each Each stud member is identified by the manufacturer's name stud using 3 / -long (9.5 mm), Type S, panhead screws (Knorr Steel Framing Systems, Phillips Manufacturing prior to attachment of the two layers of gypsum wallboard. Company, or Dietrich Industries Inc.), the steel thickness, the The base layer is attached to the channels using 1- inch -long yield strength and the evaluation report number (ICBO ES (25.4 mm), Type S, buglehead drywall screws spaced 24 ER -4924, or ICBO ES ER -3579, respectively). inches (610 mm) on center along the edges and in the field of 3.0 EVIDENCE SUBMITTED the boards, with the first screw 3 inches (76 mm) from the board end. The face layer is attached to the channels using Reports of tests in accordance with the ICBO ES Acceptance 1 (41 mm), No. 6, Type S, buglehead screws Criteria for Determining Limiting Heights of Composite Walls spaced 12 inches (305 mm) on center along the edges and Constructed of Gypsum Board and Steel Studs (AC86), dated in the field of the board, with the first screw 6 inches (152 July 1995; reports of fire endurance tests in accordance with mm) from the board end. UBC Standard 7 -1; sound transmission tests in accordance The cavity must be filled with 1 (38 mm) with ASTM E 90 and E 413; and installation drawings and brochures. mineral fiber or fiberglass insulation. When using the I -stud, the insulation must have a minimum 0.75 -pcf (12.0 kg /m 4.0 FINDINGS density, and when using the CT stud, a 3 -pcf (48.0 kg /m density. Top and bottom tracks and both exterior face That the James Hardie Gypsum HARDIROCK Gypsum perimeters must be caulked under the tracks. Partitions Shaftwall Systems described in this report are acceptable constructed in this manner can be recognized as having a partitions under the 1997 Uniform Building C0dOTM for minimum STC rating of 50. See Figure 5. one- and two -hour fire - resistive construction, subject to the following conditions: 2.7 One -hour- and Two -hour -rated Corridor Ceiling or Stair Soffits: 4.1 The materials and methods of installation comply The systems provide fire - resistive protection on corridor with this report and the manufacturer's instructions. ceilings or on the underside of stairs in accordance with 4.2 The maximum unsupported partition heights are as Section 1004.3.4 of the UBC. The Knorr Steel Framing set forth in either Table 3 of this report or evaluation Systems I -stud system, as described in Section 2.5 for one- report ER -3579. hour construction or Section 2.3 for two -hour construction, is installed in a horizontal orientation as shown in Figure 6 or 4.3 The maximum horizontal spans for the systems Figure 2, respectively. The one -hour system described in described in Section 2.7 or 2.8, using the Knorr (- Section 2.5, using the Phillips Manufacturing Company studs, are as set forth in Table 2. (National Gypsum Company) I -stud, is installed as shown in 4.4 The minimum steel thicknesses for the C -T and (- Figure 6. The I -studs are supported by J- tracks that are studs are as indicated in Table 1. attached to existing vertical wall framing members using mechanical fasteners spaced a maximum of 24 inches (610 4,5 All cut openings and horizontal joints in the mm) on center. The fasteners have an assigned design load shaftliner used with the finished one -side systems of 200 pounds (889.6 N) in either shear or pullout. The l -studs must be encased within the metal framing system. are attached, at each end, to the J -track using two 1/2-inch As an alternative, minimum 6- inch -wide (152.4 mm) (12.7 mm), No. 6, Type S -12 panhead screws. Allowable strips of 1 4-inch-thick (12.7 mm) HARDIROCK Max horizontal spans using the Knorr I -stud are as noted in Table "C " gypsum wallboard, attached using two 1'1 incfi- 2. Horizontal spans using the Phillips Manufacturing long (38 mm) Type G screws on each side of the Company (National Gypsum Company) I -stud are as noted in evaluation report ER -3579. joint, may be used. J Page 3 of 6 ER -4924 4.6 Studs are manufactured at one of the following West 165th Street, in Hammond, Indiana. facilities: 5073 Salem- Dallas Highway, in Salem, This report is subject to re- examination in one year. Oregon; 504 Walnut Street, in Niles, Ohio; or 1435 TABLE 1 —STUD TYPE AND STEEL THICKNESS' STUD DEPTH (Inches) MINIMUM BARE STEEL THICKNESS I -stud Phillips Manufacturing I -stud Knorr (Inch) C -T Stud Dietrich (inch) 0.020 inch (25 gage) 0,0183 0.0219 2 0.0329 inch (20 gage) 0.0325 0.0304 N/A N/A 0.0361 0.020 inch (25 gage) 0.0183 0.0219 4 0.0329 inch (20 gage) 0.0325 0.0333 0.040 inch (19 gage) N/A 0.038 0.020 inch (25 gage) 0.0183 0.0219 6 0.0329 inch (20 gage) 0.0325 0.0333 0.040 inch (19 gage) N/A 0.038 For St: 1 inch = 25.4 mm, 1 psi = 6.89 kPa, N/A = Not applicable. 'Steel minimum yield strength of 33,000 psi. 2 Minimum design bare (uncoated) steel thickness. TABLE 2— MAXIMUM HORIZONTAL SPANS USING KNORR i- STUD'.' I -STUD SIZE STUD THICKNESS CORRIDOR CEILING AND STAIR SOFFIT' HORIZONTAL (inches) (nominal gage ! inch) MEMBRANE AND DUCT PROTECTION'" One- hour- rated Two-hour-rated Two- hour - rating' 2 25/0.0183 7'- 10" 8' -8" 7' -6" 2 20/0.0325 9' -1" 10' -6" 10' -0" 4 25/0.0183 N/A 10' -9" 10' -2" 4 20/0.0325 N/A 13' -2" 11' -6" 6 20 / 0.0325 N/A 16' - 10" 14' - 8" For SI: 1 inch = 25.4 mm, 1 foot = 305 mm. N/A = Not applicable. 'Systems are designed to support their own dead weight only, and should not be used where there is access to an attic or loft space above, or anywhere else where there is any probability of storage above. 2 Load of 10 pounds per square foot and deflection limitation of L/360. 'Load of 15 pounds per square foot and deflection limitation of L/360. "Ducts must be designed as a separate system and are not part of a floor /ceiling or roof /ceiling assembly. 'See Figure 4. Minimum 5 / 0 inch -thick HARDIROCK Fire -X gypsum panel. ° See Figure 2. Minimum' / inch -thick HARDIROCK Max "C" gypsum panel. 'See Figure 7. ` Page 4 of 6 ER -4924 TABLE 3—ALLOWABLE WALL HEIGHTS FOR THE I -STUD (TWO -HOUR WALL)' STUD DEPTH TYPE OF — STEEL DEFLECTION DESIGN LOAD (Inches) FIRE - RESISTIVE THICKNESS ASSEMBLY 5 psf 7.5 psf 10 psf 15 psf U120 13' -10" 9' -1" 7'- 10" 6'-4" 2 1 hour 0.0183 inch / 25 gago L/240 11' - 2" 9' - 1" 7' - 10" 6' - 4" L/360 10' -0" 8' -9" 7'- 10" 6' -4" U120 16' -5" 14' -4" 11' -3" 9' -2" 2 1 hour 0.0325 inch 120 gage L/240 13' - 1" 11' - 4" 1 0' - 4" 9' - 1" L/360 11' -4" 10' -0" • 9' -1" 7'- 11" L /120 14' -4" 11' -8" 1 0' -2" 8' -7" 2 '/2 2 hour 0.0183 inch / 25 gage L1240 12' -5" 10' -10" _ 9'- 10" 8' -7" _ U360 10' -10" 9' -6" 8' -8" 7' -6" L/120 17' -4" 14' -5" 12' -3" 10' -0" 4 2 hour 0.0183 inch /25gage L /240 16' -9" 14' -5" 10' -9" 8'- 10" L/360 14' -8" 12' -6" 1 0' -9" 8'- 10" U120 20' -9" 16' -11" 14' -8" 11' -11" 2 2 hour 0.0325 Inch / 20 gage L/240 16' - 5" 14' - 4" 13' - 0" 11' - 4" _ L /360 14' -4" 12' -3" 10' -6" 10' -0" U120 22' -8" 18' -6" 16' -0" 13' -1" 4 2 hour 0.0325 inch / 20 gage U240 19 ' - 0" 16' - 8" 15' - 1" 13' - 1" L/360 16' -7" 14' -6" 1 3' -2" 11' -6" L/120 25' -10" 21' -1" 18' -3" 14' -11" 6 2 hour 0.0325 inch / 20 gage L/240 24' - 3" 21' - 1" 18' - 3" 14' - 11" U360 21' - 2" 18' - 6" 16' - 10" 14' - 8" For SI: 1 Inch = 25.4 mm, 1 foot = 305 mm, 1 psf = 47.9 Pa. 'Allowable heights are based on transverse load tests complying with ICBO ES AC86, with studs spaced a maximum of 24 inches on center. 2 Limiting height is based on the lesser height of deflection or strength. 'Limiting heights with deflection greater than 14 feet are based on strength results of 14 -foot assemblies. ' ?age 5 of 6 ER -4924 I --- 1.5/8 " —r 1 •.- 3/4'y- I— 3/4 "-r.• i I L._ n ____ T AL -1 f i Y 2.1/2" i — 24/2" T 24/2" i T. 1 / 4" 6„ CT -STUD DETAIL 1 -STUD DETAIL. J- RUNNER DETAIL For SI: 1 inch – 25.4 mm. FIGURE 1— DIMENSIONAL DETAILS SLOTTED I or CT STUD 1" TYPEX / 24" o.c. Maximum HARD !LINER NOTE: Y - 4.1 . Vertically = Parallel to framing Horizontal = Perpendicular to framing \ 1" TYPE 5 5CREWS 24" o.c. 1/7 MAX "C" or 1/7 MAX "C" or 1 -1/2" TYPE 5 SCREWS 5/8" FIRE X HARD/ROCK 5/8•' FIRE X HARD /ROCK 12" o.c. Applied Vertically Applied Horizontally For SI; 1 inch = 25.4 mm. FIGURE 2 -2- HOUR -RATED PARTITION — FINISHED ONE SIDE SLOTTED I or CT STUD 1/ MAX X or 1" TYPE 5 SCREWS 5/8" FIRE X HARDlROCK 1" TYPE X 24" o.c. Maximum Applied Horizontally HARD/LINER / 12" o.c. NOTE: f �( Vertically = Parallel to framing Horizontal = Perpendicular to framing _ : -^ : ice: ,J. ":F`t . y 1/2" MAX "C" or I" TYPE 5 SCREWS 5/8" FIRE X HARDIROCK 12" c.c. Applied Vertically For SI: I inch a 25.4 mm. FIGURE 3- 2- HOUR -RATED PARTITION — FINISHED BOTH SIDES SLOTTED / or CT STUD / 24" o.c. Maximum 1" TYPE X HARD /LINER NOTE: i / < Vertically = Parallel to framing+ / Horizontal = Perpendicular to framing %" BUTT JOINT 1" TYPE S SCREWS 5/8" FIRE X HARDIROCK 12' o.c. Field Applied Horizontally 8' o.c. Perimeter �\ For SI: 1 inch = 25.4 nun. --' FIGURE 4-1- HOUR -RATED PARTITION — FINISHED ONE SIDE 'Page 6 of 6 ER-4924 SLOTTED / or Cr STUD INSULATION—as required in Section 2.6 24" o,c. Maximum 1" TYPE X HARD/LINER RESILIENT CHANNEL5 24" ay, Horizontally NOTE: Vertically = Parallel to framing Wain Horizontal = Perpendicular to framing IMENIMMINTriteni ritiii MEIMINIBIIIIM■11111111111111111101SEMBIENCESESIMESI Burr 1" TYPE S JOINT SCREWS 1/2" MAX "C" or EDGE JOINT 5/8" FIRE X HARDIROCK 24" o.c. 1/2" MAX "C" or Applied Vertically 5/8" FIRE X HARD/ROCK 1-5/8" TYPE S Applied Horizontally SCREWS 12" o.c. For Si: I inch = 25.4 min. FIGURE 5-2-HOUR-RATED PARTITIONS WITH SOUND CONTROL SLOTTED 1 or CT STUD 1" TYPE X J RUNNER / 24" o.c, Maximum HARDIUNER NOTE: Vertically = Parallel to framing . • • . . . Horizontal = Perpendicular to framing /7. 1" TYPE 5 SCREWS 12" o.c. 5M" FIRE X HARDIROCK Applied Horizontally For Si: I inch = 25.4 mm, FIGURE 6-1-HOUR-RATED HORIZONTAL CEILING 1/2" HARDIROCK MAX V" Applied to TYPE X HARDILINER SLOTTED 1 STUP 1" TYPE X 24" o.c. Maximum HARDILINER J RUNNER Fej NOTE: Vertically = Parallel to framing Horizontal = Perpendicular to framing 11111 MiMiMiiENMMMNNNOMWIMMBMMMMEISMIMiEniei 15CREPWES5 1/2" MAX "C" HARD/ROCK 1/7' MAX "C" 1-1/2" TYPE 5 24" 0.0. Applied Vertically HARD/ROCK SCREWS Applied Horizontally 12" 0.0. For SI: 1 inch - 25.4 mm. FIGURE 7-2-HOUR-RATED HORIZONTAL MEMBRANE AND DUCT PROTECTION CertainTeed E CertainTeed Gypsum, Inc. 5301 West Cypress Street Ste 300 Quality made certain. Satisfaction guaranteed."' Tampa, FL 33607-1766 USA Tel: +1 (813) 286 -3900 Fax: +1(813) 286 -3990 January 23, 2007 To Whom It May Concern Subject: CertainTeed ProRoc Brand Gypsum Board Products This is to advise that on January 1, 2007 CertainTeed Gypsum, Inc. (formerly BPB America, Inc.) under CertainTeed's parent company, Saint Gobain of Paris began operating in North America. All former BPB ProRoc Brand Gypsum Board products now fall under the CertainTeed name. On July 26, 2000 BPB plc purchased the gypsum board and acoustical ceiling businesses of the Celotex Corporation. The former Celotex gypsum board facilities and products were merged into BPB corporations operating in North America. On March 13, 2002 BPB plc announced the acquisition of the James Hardie Gypsum manufacturing facilities. The former James Hardie Gypsum facilities and products were merged into BPB corporations operating in North America. BPB America Inc. has rebranded the former Celotex and James Hardie gypsum board products under the ProRoc Brand trade name. If you require additional information, please contact the Marketing Technical Services Department at 1 -866- 427 -2872. Sincerely, 4 4/J4.1 Grady G. Gosselin Technical Services Coordinator From: Joe Peragine <jperagine @Irsarchitects.com> To: Luke Glass <LGLASS @ansonindustries.com >, "Sheppard, Jim" <Jim.Sheppard @opusnw.com> Date: 9/14/2007 11:27:54 AM Subject: Re: ER -2924 - 1 Hr shaftwall assembly Shaftwall assembly attached (ER -4924, 2.5 /figure 4) meets design intent. Joe Peragine Associate 503.265.1546 dir 720 NW Davis Suite 300 Portland OR 97209 503.221.1121 tel 503.221.2077 fax LRS Architects, Inc. http://www.Irsarchitects.corn DESIGN WITH INTEGRITY Please consider the environment before printing this e-mail Luke Glass wrote: > Joe, > I have attached the document stating that BPB /CertainTeed acquired > James Hardy and I have also attached the ER -2924 Legacy Report > describing the construction of the shaftwall (highlighted on second > page). Please let me know of your descision. If I could get an answer by > 1pm, I would greatly appreiciate it as this is the longest I can wait > without delaying the shedule. Otherwise we will be ripping gyp bd off > (at my cost). > Thank you again, > Luke Glass > cell # (651) 468 -9673