|
03/18/2002 MON 10:43 FAX Q003/007
<br /> GERARD CUSTOMER SERV 17142561476 03/15 '02 09:31 N0,676 02/06
<br /> Page 2 of 8 Report No.Nift4Z
<br /> I Panels adjacent to the ridge are said adjusm by cutting on Cless B:When a Class B roof covering Is required over an
<br /> bending vertically, exbft non-rated roof covering, Ineb ar_squired
<br /> shag be as
<br /> Valleys are framed using wood or ateel battens spaced 61 . described for the Class C roof with the following addition:
<br /> (152 mm)apart,fatitened on both sides of the Valley.Va0 Minsrai-surfaced 7Z pound cap sheet, eornplying with ASTM
<br /> rare frarned to receive No. 28 gage [0.016 in. (O.a.1 mm D390l3, shall ba fastaaned in place over the e�dg with
<br /> tASTM
<br /> can it mewl flashing which extends out at I omum
<br /> material with 2 In.(51 mm)minlmum head and side laps,prior
<br /> 3 In.(76 min)On beth sides of the center line.Valleyflasfrl to the application of 1x4 in.(25x102 mrh)caunterbatisns and
<br /> end laps are 4 in. (102 mm)minimum.Metal valley}lash 2x2 In. (51 x51 mm)battens.The cap sheet functions as a
<br /> shag have one layer ofType 30 felt undedayment,so in.(914 f eresisflva sheet and is permitted to be used to satisfy the
<br /> min)We,under the full fleshing length, undedayment requirement of Section 4.3 of this report.
<br /> All 1b1f*Apanels shall be fastened to the roof prior to Duttih ' Ae sn akemat ve to using rninerai•suriaoed 72 potrrrd cep
<br /> panelstbrplacement at hips,ridges orvaileys.The panels a sheet for Cless 9 installations,an Underiayment of 1112 in.(39.
<br /> 9M99ared Q minimum of one module,and are fastened to mm)thick foil-faired fiberglass batt Insulation or one layer of
<br /> battens with five ad galvanized nails,11,2 in.(38 mm)long, Blk Corporation's 'Verashield Undedayment'.is parmlttsd to
<br /> No. 10x 11& In. (W mm) gaimnbmd sheat metal screws be Installed.Installation shall be with the foll face up and 2 in.
<br /> Fasteners ars positioned 4121n.(36 mm)from the center of (61 mm)headlaps over ire erdsyng nyof surface prior to the
<br /> ffm concave and along the down4urned edge of the panel apps n of 1x4In.(259102 mm)t ourrtarbottencand 2x2 M.
<br /> Care shall be exercised In nailing to avoid etrlldngthe flnish (61x51 mm)battens.
<br /> surface of the panel• Class A.., When a Moo A roof covering is required over an
<br /> Ridge and hips shall have a minimum 2 in.(51•mm)nomina wdsting non-rated roof covering, Inrtelbgon shall be at
<br /> Mickness and projeetappro3drru"4 In.(102 num),minimum desalbod for the Class C roof with the following exceptions:
<br /> above the rafters ar existing roof surface.The panels shall b e One layer of 114 In,(e.4 mm)thick minfmum Georgie pacific
<br /> fastened to the side of the ridges and hips after mitering Dens-DwAs ovaria eat followed I zxa in,
<br /> cuing, anO banding, and shell then be capped with the (57x51 mm bathers SFta,l be lased directly over exist)
<br /> Appropdate trim and finished as the regular panels. ) p Y ng
<br /> -shakes or shingles mechanically fastened to the roof deck)
<br /> Gable ands shall be oepped with gable cep pieces, rake or orattachedto 1x4 n.(29"1 o2 mm) c ountarbattens;or
<br /> barge molds, or ir�d�rldu.Iirntr kelps. •One leyer or Type G3 Cap Sheat;granule aide up,shall be
<br /> Roof 01=n8s shall be flashed wfih flashing formed to match placed overwdsting shekas orshingreefollowed by nominal
<br /> the&haps of the panels. 1 x4 in.(Mxl02mm)counterbattensrneohan(callyfastaned
<br /> 4.4.2 Class A. In jurisdidons adopting the 90GA Natant to the roof deck Nominal 2x2 In.(51 x51 nvn)battens shall
<br /> BaffiftGOdWY999ftreroofpands Man installed over spaced iae mechernlcally fatat®md to the norrdnel 1x4 In. (25x102
<br /> orsolldahealhirp cevetedwlth minimum 1/2In.�1Z.7 nim thick mm) courrterbatteru ibllowed by lila In. (12.7 mm) thick
<br /> gypsum board-or 114 In. (BA ram thick Oso Fa Deny-peci� FS14fsced bait and blankiat,fall face up, pieced between
<br /> re each nominal 2x2 in.(51x51 mm)batten naw,or
<br /> mm) a trans fastened to the d followed by 2K2 In. (51x51 x Gerard foam InserVinsub on and support panels over
<br /> • mm)battens inrtalled as desarlbed in Section 4.4.1.
<br /> 4.5 Reroofing Application existing wood shake or shingles shall be plaadd above the
<br /> vartical nominal 4x4 in. (25x102 mm)09unterbattens and
<br /> Gerard@ Stene-Coated Tile and Shake Panels shall be between the horlaontalnominel292h.(61#51 mm)bat# n,
<br /> Installed over aft&V wood shake, wood shingle, asphalt In all four assemblies the roof panels shall be attached to
<br /> shingleorgravelsurlaoedrooBng,subjscttotheconditions set the 2x2 in.(51X61 mm)battens,
<br /> forth here and providing the roof slope Compass with Section
<br /> 4.3 ofttr&report SaVans.end counterbattens shag belnstaaed 4,6 Wind-rye imtent Assembles
<br /> In aomrdanca with the applicable code.When Qerarde steel "- nffJon In jurisdictions utilizing the %997 unlfarm Building
<br /> Panel assemblies ere installed over ejMng classified roofs, �� to sure B Orme where the basic wind
<br /> the cJssslflcetion shag remain lire same. speed does not @=Bad 80 mph(128 km/h,ih$building Freight
<br /> For insteliat'Jone over e0dating bunt-up roof ooverings,ell loose rs less than 40 ft 02182 mm),and installation is In accordance
<br /> gravel and debris shall be swept off.agg;w s jr,the piles shall �1 SeWon 4.4 or 4�5 of this report.II'r jurlsd'rG4ions utlf¢ing
<br /> — -b&•0*•end r�aHed-flat.-f�issd•perimeEero.-awr2 _,_.. thsL21Wnf=figj0nj` u �o
<br /> s-grsvel ddln9 de.,.J.1e.2000Jp6arasflopgl ......
<br /> stops,shag be covered by the Gerard roofing system.Where ReWentle/Code,the i 996/r mallbne/Ono and Tvv Army
<br /> the system Is installed over intsdrirI gutters, a fascia board P"Mg Cade,the BOLA Nedonal Suaft Codulrs9a,and
<br /> rMled tnfhe rafters shall be provided and Installed outside the the 1 Beg 801W-d SLaWng Code the mwdm4rm allowable
<br /> gufter. wird uplift pltsaure In as shown in Table 1 of this report The
<br /> balance of the installation shall be as desalbad in Sedan 4.0
<br /> Class Ct Wood shake and wood shingle ridge and hip caps of this raport.
<br /> shell beremoved.and ft awourg rudooverlho cut back flush 4.7 structural Diaphragm
<br /> with the bbsds er barge Dover.Nominal 7 x4 In.(Ox 102 arm) Phra m
<br /> wood counterbattaens are installed parallel to the framing St7vcdrral roof diaphragms using the roof panels described In
<br /> erpecrdloular to the eaves)at a maximum spacing of 24 in. this report shall s constructed as fdbws:
<br /> 10 rnm)on oentar.CoUntarbattene shag be faetaned to the
<br /> ming members using nails ofsu Relent length to penetrate Nominal 199 In. (2414162 nom) standard grade, or better,
<br /> i in.(25 mm)into the framing member or through minimum 3K Douglas fir sheathing or sheathing of other spectres having a
<br /> in.(19.1 runt)thick shealhing,Nall spacing is 12 in.(306 mm) weeific 9ravity of 0.50 or greater,spaced a maodmum of 91/2
<br /> on center.The dlarnond point of the nal;sliall be fully exposed In.(241 mm) on center shall be nailed to framing In aceor.
<br /> on the underside of the sheathing. Nominal 2x2 in. (51 x51 dance vdal the eppllce@o cede,The fra ming shall be spaced
<br /> MM) battens are spaced 14 In In, (368 mm) on center for a maximum of 24 In. (610 mar on canter. Wood battens,
<br /> Gerard shako panels, and are nailed to the counterbattens oounterbattene and the roofing panels are installed over the
<br /> using 16d gelvan�ed nails. Nailing shell be done to prevent spaced sheathing in accordance w th Section 4.1 of this
<br /> spatting the battens or counterbattens. The panels shall be report Fasteners etlaohlng the counterbattensto the roof shall
<br /> fastened to the battens in tate same manner as described in penetrate into the framing and shall be VAhtn 6 in.(152 mm)
<br /> Section 4.4 of Eras report.New flashing shall be Installed over of the oounterbotten ends.
<br /> and around all existing valleys,vents and chimneys In actor_ The msuldng dlephraom has an aRrx4mmw choor ftf 4 an rhrm
<br />
|