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Home My WebLink AboutGENERAL DESIGNS ANNED BY St LuFie'County B2BEST QUALITY CEDAR COPPER RIVER PRODUCT LTD. Shake &Shingle Ltd. B2 BEST QUALIII( CEDAR PRODUCTS LTD. COPPER RIVER Shake . Shingle Ltd. North American Design & Application Methods General &sIm Details Sheathing Shingles and §hakes shall be applied over spaced sheathing. Spaced sheathing is usually i" x 4" of 1" x 6" sgftwood boards. Solid sheathing is acceptable and may be required in seismic regions or under treated shakes and shingles. t is recommended on shake applications in areas where wind -driven snow is common. Sondd sheathing is usually wafer -board panels or plywood which provides a smooth base for roofing. Shingles There are two acceptable methods for application of spaced sheathing. One is to space > ' x 4" boards to coincide with the weather exposure of the shingles (Figure i). Thus, if the shingles are to be laid i t 51h" to the weather, the sheathing boards would also be spaced at 5'h" on center. In this method of application each shingle is nailed to the center of the 1" x 4" board. In the second method of application, where i" x 6" boards are used, two courses of shingles are nailed to eI ch 1" x 6" board. (Figure 2) up to and including 51h" weather exposure. Although not Fommonly used, breather -type underlayment, such as roofing felt, may be applied over either solid or spaced sheathing. 1smshertbing. -- Irto2A'insido Eave wahine igure:l. Shingles Applied.0 �112' f Solid sheathing ' —----i12'to24"inside Y Eva vg11 fine protection Hn. 3V G Figure 2. Shingles Applied Over 1" X 6" Boards E, F I B2BEST QUALITY CEDAR PRODUCTS LTD. COPPER RIVER Shake & Shingle Ltd. North General Shak lerican Design & Application Methods ign Details In shake application spaced sheathing is usually i" x 6" boards spaced on centers equal to the weather exposure at which the shakes are to be laid - but never more than 7W' for 18" shakes and io" for z4, shakes on roof installations. When i" x 4' spaced sheathing is installed at io" on center, additional i" x 4" boards must be installed between the sheathing boards, A solid deck is recommended in areas where wind -driven snow is encountered. Ridge Cap! 4AG a Roofing fell Mom, shakes have ratection min. 36"`: Top o[ roong Solid stieafhmg �'�, felt tacked_ • ` 't2'io2t"•inside fletalA Rafteo- '�igur` 3. SFlakesA'pp_ted QYer 1" x 6"'Baat'ds ' - T_ - 7- Special care she ensure that an E portion of the s felt is positione effective baffle, that the nails ai roofing felt atta Id be taken when installing the felt interlays over spaced sheathing to .ective baffle is formed (Figure 3). The felt should be applied over the top ekes and extend on to the spaced sheathing so that the bottom edge of the at a distance above the butt equal to twice the weather exposure. To be an ie top of the felt must rest on the sheathing. The shakes should be placed so driven through the upper portion of the sheathing board with the top of the ied to the lower portion. --J B2BEST QUALITY North CEDAR PRODUCTS LTD. General G COPPER RIVER Shake & Shingle Ltd. erican Design & Application Methods lica$iOn Details Shingle Application Regardless of style, the following basic application details (Figure 4 below) must be observed. i) Shingles m st be doubled or tripled at all eaves. z) Butts of first course shingles should project i%" beyond the fascia. 3) Spacing be een adjacent shingles (joints) should be a minimum of 1/4" and a maximum Of 3/8". 4) Joints in any one course should be separated not less than 1h" from joints in adjacent courses; ands in any three courses, no two joints should be in direct alignment. 5) In lesser gri I ide shingles containing both flat and vertical grain, joints should not be aligned with centerline of heart. 6) Flat grain s ' gles wider than 8" should be split in two before nailing. Knots and similar defects sho I d be treated as the edge of the shingle and the joint in the course above placed 11h" from the edge of the defect. t=lgr�r� d:.5ttnglp Ap�ja��t�n B BEST North CEDAR ARR PRODUCTS LTD. General COPPER RIVER Shake & Shingle Ltd. erican Design & Application Methods liCation Details Shaky' Application Shakes, like sl application di i) The starter desired sha z) Butts of fir: 3) An i8" wid should be 1 bottom edg to twice the felt applied UP 14' ontc 4) Spacing be 5) Joints betw 6) Straight-sp been sputa angles, are normally applied in straight, single courses. The following tails (Figure 5 below) must be observed. :ourse may be one or two layers of cedar shingles or shakes overlaid with the ce. A 15" shake is made expressly for starter and finish courses. t course shakes should project iW' beyond the fascia. strip of No. 3o roofing felt (or No.15 felt depending upon code requirements) id over the top portion of the shakes and extend on to the sheathing. The s of the felt should be positioned above the butt of the shake at a distance equal weather exposure. For example, 4' shakes laid with io" exposure would have zo" above the butt. Thus the felt will cover the top 4" of the shakes and extend the sheathing. ween adjacent shakes should be a minimum of 3/8" and a maximum of 5/8". yen shakes should be offset iW' over adjacent courses. it shakes should be laid with the froe-end (the end from which the shake has -id which is smoother) towards the ridge. K QUALITY North American Design & Application Methods EDM B2BEST PRODUCTS LTD. General "pp ication Details COPPER RIVER Shake & Shingle Ltd. Shak Application Shakes, like shingles, details are normally applied in straight, single courses. The following (Figure below) must be observed. application 5 i) The starters course may be one or two layers of cedar shingles or shakes overlaid with the desired shdke. A 15" shake is made expressly for starter and finish courses. 2) Butts of first course shakes should project ilh" beyond the fascia. 3) An 18" wide should be laid strip of No. 3o roofing felt (or No.15 felt depending upon code requirements) over the top portion of the shakes and extend on to the sheathing. The bottom edge of the felt should be positioned above the butt of the shake at a distance equal to twice the weather exposure. For example, 24" shakes laid with io" exposure would have felt applied 2o" above the butt. Thus the felt will cover the top 4" of the shakes and extend up 14' ontq the sheathing. 4) Spacing between adjacent shakes should be a minimum of 3/8" and a maximum of 5/8". 5) Joints between shakes should be offset 1W' over adjacent courses. 6) Straight -split shakes should be laid with the hoe -end (the end from which the shake has been split and which is smoother) towards the ridge. r w" v F' cd ho�lia �dl �tnk:ccaria r `/' ,. acli�. f rheu_f�