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. all -2 <br /> EV <br /> M. - <br /> SHIM <br /> ` SPACER <br /> CAP - - --- —rnT <br /> I <br /> MAIN II BEAM REINFORCE <br /> ( l�ri u� r�, { PIER WITH(4) <br /> r 1� #4 VERTICAL <br /> SPACER ` 1:,�j \ I� ✓ / REBAR.GROUT w <br /> CAP -:�j i-.._ i o: CELLS SOLID al <br /> a �� { `a. TO FOOTING. = <br /> CONCRETE -t w �� _ I = wl MIN.DIAMETER C <br /> BLOCK 1/' <br /> j =a c7 ` 1� O CONCRETE x� BEND SHALL BE <br /> r' r <br /> I- _ = FOOTING MEASURED FROA <br /> TYPICAL -+ �L / "�\ l ��r" �� i, BELOW FROST L-- INSIDE OF <br /> �I FOOTING t �� %r%fy LINE.REINFORCED REINFORCING BP <br /> WITH(3)Ifo REBAR WITH A li'LONG I <br /> SINGLE STACK DOUBLE STACK T_R_IPLE STACK EACH WAY. LEG. <br /> PIER PIER PIER REINFORCED <br /> 1 DOUBLE STACK <br /> PIER <br /> 1Figure 18. Frame pier con- <br /> 3. Cap piers. Place a cap on hollow block piers to evenly distribute the structural struction. <br /> load. Use caps the same length and width as the piers they rest upon. When <br /> using split caps on double-stacked block piers,install the caps with the long <br /> dimension perpendicular to the joint in the blocks below and perpendicular to r <br /> the main I-beam. <br /> is ll 4. Install shims. Use shims to level the home and fill any gaps between the Curing time of mortar. <br /> yy base of the I-beam and the top of the pier cap.Always use shims in pairs Where wet mortar is used <br /> f� (Figure 17). Drive them in tightly so they do not Occupy more than one inch of construct or level piers, aI <br /> vertical space.When the space to be shimmed is greater than one inch and lowed it to cure to at least <br /> less than the minimum thickness of available caps or concrete blocks, use capacity <br /> 80%of strength cap <br /> hardwood dimensional lumber(two inches maximum thickness)or 4"thick (usually requiring p city <br /> concrete block. For split caps, install shims and dimensional lumber/blocks I before setting the home, <br /> over each individual cap.Two cap blocks may be used as the cap on double <br /> f block piers provided the joint between the cap blocks is perpendicular to the <br /> joint between the open cell concrete blocks and is also perpendicular to the I- <br /> beam supported by the pier. <br /> I-BEAM------_ \\�\ N141N A4 Figure 17. Correct shim <br /> Rip• placement <br /> r <br /> SHIMS - <br /> SPACER �cAG <br /> � atc E p• <br /> CAP f ;/ imensions of <br /> masonry perimeter walls <br /> •�•' 4`�' Aryry If using a masonry perimet <br /> ��'T�••,Op 1 Q��,,:�r�✓�� enclosure, calculate pier <br /> .••• \`\ heights so that the enclo- <br /> sure can be built using star <br /> dard unit dimensions(with- <br /> 5. Set up level. Set up a water level with the fluid level at the desired height of out cutting). <br /> the main piers. Carefully lower the side of the section down onto the leveled <br /> f piers, adjusting the final height with shims. <br /> USING A WATER LEVEL <br /> A water level is a standard device for leveling the home. The level <br /> i consists of the following components: <br /> • One container(five gallon bucket or one gallon jug). <br /> 150 feet of 1/2 inch diameter clear plastic tubing. Level the home. The home <br /> Fittings for container to tubing. adequately leveled if there <br /> no more than 1/4 inch diffe <br /> it <br /> Valve for terminal end Of tubing, ence between adjacent pie <br /> j Liquid for System: colored water in warm climates, windshield supports (frame or perime- <br /> vashing fluid in cold climates. ler) and the exterior doors <br /> i and windows of the home c <br /> i <br /> 11 <br />