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Liberty Tower Exterior Renovations - Ph 2 <br />South Bend, Indiana <br />© Copyright, Kil Architecture / Planning <br />September 2020 <br />10. Tolerances: Do not exceed 1/32-inch (0.8-mm) unit -to -unit offset from flush (lippage). <br />Do not exceed 1/8 inch in 10 feet (3 mm in 3 m) from level, or indicated slope, for <br />finished surface of paving. <br />3.5 SUPPORT PEDESTAL SYSTEM PLACEMENT AND FINAL ADJUSTMENT <br />A. Place Support Pedestal System and the Roof Concrete Pavers per the manufacturer written <br />instructions. Utilizing labor saving devices, such as paver lifters or vacuum devices where <br />applicable, especially on large jobs. <br />B. Support Pedestals are designed to be rotated for final slight adjustment when system is fully <br />loaded. Level Support Pedestals in each succeeding row as the installation proceeds. Adjust <br />final height or maintenance adjustments by rotating the base in a clockwise or <br />counter -clockwise direction to raise or lower the surface material. <br />C. Provide additional sections of shims for regular maintenance. Install Shims in multiples, whole <br />or segmented, and placed under the base or on top the pedestal to level the Roof Concrete <br />Pavers. <br />D. On top of pedestal: Provide construction adhesive to adhere sections of shims. Construction <br />adhesive is not required when using whole shims on top of a pedestal. <br />E. Beneath a pedestal: Provide a small amount of construction adhesive to adhere sections of <br />shims and/or whole shims to each other or to the pedestal. Unless specified to do so, DO NOT <br />adhere pedestal or shims to insulation, roofing or waterproofing membrane. <br />3.6 PERIMETER CONTAINMENT <br />A. Contain and `box -in' any area of a Roof Concrete Pavers that are not restrained by a parapet or <br />foundation wall. The Roof Concrete Paver panels will move if all sides are not adequately <br />restrained. Restrain Roof Concrete Pavers on all sides and do not allow lateral movement in <br />excess of one tab width. <br />3.7 FIELD QUALITY CONTROL <br />A. Verify final elevations for conformance to the drawings after sweeping the surface clean. <br />1. Prevent final surface finish grade elevations from deviating more than ± 1/4 in. (±5 mm) <br />under a 10 ft (3 m) straightedge or indicated slope, for finished surface of Roof Concrete <br />Pavers. <br />B. Lippage: No greater than 1/32 in. (1 mm) difference in height between Roof Concrete Pavers or <br />adjacent surfaces such as walkways and door thresholds. <br />3.8 REPAIRING, CLEANING AND SEALING <br />A. Remove and replace Roof Concrete Pavers that are chipped, broken, stained, or otherwise <br />damaged or that do not match adjoining units. Provide new units to match adjoining units and <br />install in same manner as original units, with same joint treatment and with no evidence of <br />replacement. <br />ROOF CONCRETE PAVERS 07 7600 - 9 <br />PEDESTAL SYSTEM <br />