Example: air traffic controller
Purlin
Found 2 free book(s)Historic American Timber Joinery: A Graphic Guide| 2004-08
ncptt.nps.govcontinuous purlin plates at their midspan. Fig. 3. The through mortise and tenon. In its most basic form, it handles moderate loads. This simple tying joint occurs in countless buildings of every period and nationality. Fig. 4. The two basic types of housed through mortise and tenon joints. The diminished housing (on the left) was primarily ...
Purlins & Girts - Stratco
www.stratco.com.auWhere purlin spans are unequal between supports, each purlin should have 6.25% of each adjacent span added, not 6.25% of that purlin’s span. DESIGN & SPECIFICATION DATA Section Z or C Thickness mm Yield Stress MPa Mass kg/m 75-95 0.95 550 1.26 75-12 1.2 500 1.59 75-15 1.5 450 1.97 100-10 1.0 550 1.77 100-12 1.2 500 2.10 100-15 1.5 450 2.61 ...