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Expansion Joints in Use Biluthene Deck Prep Surface <br /> TConcrete Construction "°°°"Oe °°' nah areas <br /> R.25ru <br /> 91n.hene ram) <br /> Bituthene membrane is not an expansion Bnumene B.up^ Compoy(e 660 Drainage <br /> joint filler or sealant,but may be used as an <br /> expansion joint cover only in limited, ���i .. , <br /> special situations,as shown in Figures 1 <br /> and 2. . ,1/4 . ., +.p, <br /> To adequately waterproof an expansion <br /> Z �. � ". <br /> joint requires the use of materials specifi- . ,:? amthene <br /> cally designed to do that job. Bituthene Bitutheno Liquid Membrane Membrane <br /> waterproofing systems can,in most cases, or appropriate sealant Backer rod <br /> be tied into expansion joint waterproofing Figure 1 Passive Joint Cover <br /> and/or covering systems to provide full <br /> waterproofing protection on a project. <br /> Project designers and/or contractors should Com�siteornaob"oaru <br /> consult with expansion joint sealant and gin (225 mm)inverted strip Full width <br /> covering manufacturers for design and of Bituthene Membrane' eumnene Membrane <br /> installa�ndetails.A partial listingof alkan <br /> ae imOeommi bsmo <br /> aacoress,s included in T Sel <br /> - -- - <br /> Letter 11 Also, Section 05800 of Sweets, ar <br /> Expansion Control, and provide <br /> Section 07920, „me`t yes <br /> Sealant and Caulking,provide information ` " ¢ 1iP <br /> 3. <br /> on manufacturers and design possibilities. <br /> Designers should consider using gutters Apply Bituihone Membrane Expansion loin'systeni <br /> o edge of expansion joint by of"ermenulaclwer <br /> under critical expansion joints to provide a ,Fni of le,N Kmr mid <br /> second line of defense against seal failure. ,s�nr,lmim(•%,d tip!,.jed 7.epiah <br /> Use of Bituthene Membrane as an Figure 2 Active Movement Joint Mlle <br /> Expansion Joint Cover <br /> Figures 1 and 2 illustrate the use of Bitu- <br /> thene membrane as an expansion joint cover. <br /> • In planters,reflecting pools and fountains, Joints <br /> apply membrane on wall and deck to within Properly seal all joints with waterstop,joint <br /> 1 in. (25 mm)of corner. Treat the inside filler and sealant as required. Bituthene <br /> corner by installing a'/4 in. (20 mm)fillet membranes are not intended to function as the <br /> of Bituthene Liquid Membrane. Extend primary joint seal.Allow sealants to fully <br /> Bituthene Liquid Membrane at least 21/2 in. cure. Pre-strip all slab and wall cracks over <br /> (65 mm)onto deck membrane,and 21/2 in. /A6 in. (1.5 mm) wide and all construction and <br /> (65 mm)onto wall membrane.Terminate control joints with 9 in. (230 mm)wide sheet <br /> top of wall membrane with Bituthene membrane strip. <br /> Liquid Membrane or termination bar. Application on Horizontal Surfaces <br /> • Wall to wall inside corner, apply 12 in. Apply membrane from the low point to the <br /> (300 mm)sheet membrane strip centered on high point so that laps shed water. Overlap all <br /> corner. Press membrane tightly into corner seams at least 2 in. (50 mm). Stagger all end <br /> to assure full contact. Cover the treated laps. Roll the entire membrane firmly and <br /> corner with a full sheet of membrane to completely as soon as possible. Use a <br /> ensure 2-ply coverage. linoleum roller or standard water-filled <br /> • Outside corners,apply 12 in.(300 mid) garden roller less than 30 in. (760 mm)wide, <br /> sheet membrane strip centered on corner. weighing a minimum of 75 lbs(34 kg)when <br /> 11110 <br /> Cover the treated comer with a full sheet of filled. Cover the face of the roller with a <br /> membrane to ensure 2-ply coverage. resilient material such as a h in. (13 mm) <br /> plastic foam or two wraps of indoor-outdoor <br />