b'QUESTIONS&ANSWER Q:What is the difference betweenQ:Whatis ridging and blistering?mop-and-flop? A:Ridging, also referred to as wrinkling orA:Mop and flop is an buckling, is an upward tenting displacement ofapplication procedure in a membrane generally occurring over insulation joints, deck joints and along machine direc which roofing elements tion ofA blister is a spongy, raised portion ofroof(insulation boards, felt plies, the felts.a membrane ofleast one inch in diameter and ofcap sheets, etc.) are initially atbarely detectable height.Blisters result from the pressure build up ofplaced upside down adjacent gasses entrapped in the membrane systems.These gasses mostto their ultimate location, are commonly are air and/or water vapor.Blisters usually involvecoated with adhesive or bituthe underlying membrane plies delamination ofof a built-upmen and then turned over -i-oof s-ys-tem.arrd applied-to-thesubstrate.- Q:What is positive drainage? A:Positive drainage is the condition in which consideration has been made for all loading deflections of the deck, and additional roof slope has been provided to ensure drainage of all water from the roof within 48 hours of a rainfall. TIME MANAGEMENT Continued from page 1 achieve success in reachingawake at night.You will becomplete.@Allow yourself our goals.In his letter, myamazed at how easily youat leastone hourtotalof friend included a list ofwill be able to get back toly uninterrupted time each timesaving tips.Reading throughsleep with your mind cleared.day to work on your high prithe list, I realized that time isFinally, keep a pen and paperority projects.9Do diffithe single most importantat hand during conversationscult and demanding projects asset we have.I would likeanddown short excerptsduring your "prime time," jot to share a few ofto help you keep facts andwhen you are at your mental these comt mon sense time-saving tipsissues straight.peak and your energy level is " .ime is with you, as well as a fewat its highest.C,Before -lar-ge-projeet single-begi-n-ni-n-g-a-theother-things-that-I have-found- \'f-he foHowing-are-some-suguseful over the years.gestions for saving time.organize all of the materials mostThey were compiled fromyou will need and clear your First, without trying to soundvarious books and articles bydesk of things that may disimportanttoo much like a testimonial,my friend Dudly McCarter.Itract you.G,Keep a well asset weif you do not already havehope you will find somethingorganized and easy to use filand use a Day-Timer or someuseful to you.8Prepareing system so that you can have."other form ofdaily, weekly, and evenfind active files, reference personal calendar or diary, get one.Suchmonthly "TO DO"materials, etc.8Use prelists. an item is necessary ifPrioritize your projects to beprinted forms as much as you are ever going to gain bettercompleted and set earlypossible for routine and regucontrol ofWith it,deadlines.Delete projects aslarly used memos, corresponyour time. you can plan and keep trackthey are completed and adddence and reports.Keep ofnow ones as required.8your best memos and letters how your time is spent. Second, keep a pen andDivide large, difficult pro available for future referenr~ paper on your night standjects into several smaller@)Quickly review magaand write down any thoughtsparts and work on each partzines, pamphlets and other that might be keeping youuntil the entire project ismaterials you receive to'